Life
All (in this database) Plants list (with English common names): Part S
A
B
BU
C
CR
D
E
F
G
H
I
J
K
L
M
MT
N
O
P
PR
Q
R
S
SM
T
U
V
W
Y
Z
Sabicu
(
Lysiloma sabicu
)
Sabine River Wakerobin
(
Trillium gracile
)
Sabin's Lupine
(
Lupinus sabinii
)
Sachaline
(
Fallopia sachalinensis
)
Sacred Datura
(
Datura wrightii
)
Sacred thorn-apple
(
Datura wrightii
)
Saddle Mountain Bittercress
(
Cardamine pattersonii
)
Safflower
(
Carthamus tinctorius
)
Downy
Safflower
(
Carthamus lanatus
)
Saffron
(
Crocus sativus
)
Alpine
Saffron
(
Colchicum alpinum
)
Meadow
Saffron
(
Colchicum autumnale
)
Sage
(
Salvia
)
Sage
(
Salvia officinalis
)
Sage Willow
(
Salix candida
)
Sagebrush
(
Artemisia
)
Sagebrush Buttercup
(
Ranunculus glaberrimus
)
Sagebrush cholla
(
Opuntia pulchella
)
Sagebrush Mariposa Lily
(
Calochortus macrocarpus
)
Sagebrush Violet
(
Viola trinervata
)
Threetip
Sagebrush
(
Artemisia tripartita
)
Cluster-head Chicken
Sage
(
Tanacetum capitatum
)
Germander
Sage
(
Teucrium scorodonia
)
Gray Chicken
Sage
(
Tanacetum canum
)
Jerusalem
Sage
(
Phlomis
)
Lanceleaf
Sage
(
Salvia reflexa
)
Laramie Chicken
Sage
(
Tanacetum simplex
)
Lyre-leaved
Sage
(
Salvia lyrata
)
Meadow
Sage
(
Salvia pratensis
)
Prairie
Sage
(
Artemisia ludoviciana
)
Red
Sage
(
Bassia americana
)
Silver Chicken
Sage
(
Tanacetum nuttallii
)
White
Sage
(
Eurotia
)
White
Sage
(
Artemisia ludoviciana
)
Whorled
Sage
(
Salvia verticillata
)
Winter
Sage
(
Eurotia
)
Wood
Sage
(
Teucrium canadense
)
Wood
Sage
(
Teucrium scorodonia
)
Sagewort
(
Artemisia
)
Big
Sagewort
(
Artemisia tridentata
)
Birdfoot
Sagewort
(
Artemisia pedatifida
)
Bud
Sagewort
(
Artemisia spinescens
)
Common
Sagewort
(
Artemisia campestris
)
Cut-leaf
Sagewort
(
Artemisia tripartita
)
Douglas'
Sagewort
(
Artemisia douglasiana
)
Dragon
Sagewort
(
Artemisia dracunculus
)
Dwarf
Sagewort
(
Artemisia arbuscula
)
Fringed
Sagewort
(
Artemisia frigida
)
Hoary
Sagewort
(
Artemisia cana
)
Long-leaved
Sagewort
(
Artemisia longifolia
)
Louisiana
Sagewort
(
Artemisia ludoviciana
)
Low
Sagewort
(
Artemisia arbuscula
)
Mountain
Sagewort
(
Artemisia norvegica
)
Owyhee
Sagewort
(
Artemisia papposa
)
Pacific
Sagewort
(
Artemisia campestris
)
Pasture
Sagewort
(
Artemisia frigida
)
Prairie
Sagewort
(
Artemisia frigida
)
Rocky Mountain
Sagewort
(
Artemisia scopulorum
)
Silver
Sagewort
(
Artemisia cana
)
Spring
Sagewort
(
Artemisia spinescens
)
Stiff
Sagewort
(
Artemisia rigida
)
Suksdorf's
Sagewort
(
Artemisia suksdorfii
)
Threetip
Sagewort
(
Artemisia tripartita
)
Sagisi Palm
(
Heterospathe elata
)
Sagittate Penstemon
(
Penstemon laetus
var.
sagittatus
)
Sago Palm
(
Metroxylon sagu
)
Sago Pondweed
(
Potamogeton pectinatus
)
Saguaro
(
Carnegiea gigantea
)
Blue
Sailors
(
Cichorium intybus
)
Sainfoin
(
Onobrychis viciifolia
)
Northern
Saitas
(
Brodiaea congesta
)
Sal Tree
(
Shorea robusta
)
Salad Burnet
(
Sanguisorba minor
)
Corn
Salad
(
Valerianella
)
Salal
(
Gaultheria shallon
)
Salinas milk-vetch
(
Astragalus macrodon
)
Saline Plantain
(
Plantago eriopoda
)
Saline valley scorpion-weed
(
Phacelia amabilis
)
Great
Sallow
(
Salix caprea
)
Blooming
Sally
(
Epilobium angustifolium
)
Salmon milk-vetch
(
Astragalus salmonis
)
Salmon Polemonium
(
Polemonium carneum
)
Salmon Raspberry
(
Rubus spectabilis
)
Salmon River Desert-Parsley
(
Lomatium salmoniflorum
)
Salmon River Lomatium
(
Lomatium salmoniflorum
)
Salmonberry
(
Rubus spectabilis
)
Meadow
Salsifify
(
Tragopogon pratensis
)
Black
Salsify
(
Scorzonera hispanica
)
Common
Salsify
(
Tragopogon porrifolius
)
Spanish
Salsify
(
Scolymus hispanicus
)
Yellow
Salsify
(
Tragopogon dubius
)
Salt-and-Pepper
(
Lomatium gormanii
)
Saltbush
(
Atriplex
)
Fourwing
Saltbush
(
Atriplex canescens
)
Hoary
Saltbush
(
Atriplex canescens
)
Salt-cedar
(
Tamarix ramosissima
)
Salt-cedar
(
Tamarix ramosissima
)
Saltmarsh Flat-sedge
(
Blysmus rufus
)
Salt-marsh Rush
(
Juncus gerardii
)
Lesser
Saltmarsh Sedge
(
Carex glareosa
)
Reflexed
Saltmarsh-grass
(
Puccinellia distans
)
Salton milk-vetch
(
Astragalus crotalariae
)
Saltsage
(
Atriplex nuttallii
)
Saltwort
(
Salicornia
)
Prickly
Saltwort
(
Salsola kali
)
Spiny
Saltwort
(
Salsola kali
)
Salvation-jane
(
Echium plantagineum
)
Samphire
(
Salicornia
)
Sampson's Snakeroot
(
Gentiana villosa
)
San bernardino milk-vetch
(
Astragalus bernardinus
)
San bernardino scorpion-weed
(
Phacelia exilis
)
San Clemente Island milk-vetch
(
Astragalus nevinii
)
San Diego barrel cactus
(
Ferocactus viridescens
)
San Joaquin milk-vetch
(
Astragalus asymmetricus
)
San José Hesper Palm
(
Brahea brandegeei
)
San Juan milk-vetch
(
Astragalus chuskanus
)
San Mateo Woolly-sunflower
(
Eriophyllum latilobum
)
San Miguel milk-vetch
(
Astragalus miguelensis
)
San Rafael milk-vetch
(
Astragalus rafaelensis
)
Sand Bar Willow
(
Salix exigua
)
Sand Blackberry
(
Rubus cuneifolius
)
Sand Catchfly
(
Silene conica
)
Sand Cat's-tail
(
Phleum arenarium
)
Sand Cherry
(
Prunus pumila
)
Great Lakes
Sand Cherry
(
Prunus pumila
)
Sand Clover
(
Trifolium tridentatum
)
Sand Couch
(
Elymus farctus
ssp.
boreali-atlanticus
)
Sand fiddleleaf
(
Nama carnosum
)
Sand Grape
(
Vitis rupestris
)
Sand Hickory
(
Carya pallida
)
Sand Leek
(
Allium scorodoprasum
)
Sand Lily
(
Mentzelia decapetala
)
Sand live oak
(
Quercus geminata
)
Sand Montia
(
Montia arenicola
)
Sand Mountain Spleenwort
(
Asplenium bradleyi
×
pinnatifidum
)
Sand Penstemon
(
Penstemon arenicola
)
Sand Pine
(
Pinus clausa
)
Sand Pink
(
Dianthus arenarius
)
Sand Plantain
(
Plantago psyllium
)
Sand Plum
(
Prunus angustifolia
var.
watsoni
)
Sand Post Oak
(
Quercus stellata
var.
margaretta
)
Sand post oak
(
Quercus margarettiae
)
Boynton's
sand post oak
(
Quercus boyntonii
)
Sand Rocket
(
Diplotaxis muralis
)
Sand scorpion-weed
(
Phacelia patuliflora
)
Sand Sedge
(
Carex arenaria
)
Sand Shinnery Oak
(
Quercus havardii
)
Sand Spurrey
(
Spergularia rubra
)
Sandalwood
(
Santalum freycinetianum
)
Sandalwood Family
(
Santalaceae
)
Sandbar milk-vetch
(
Astragalus endopterus
)
Sandbar Willow
(
Salix exigua
)
Sandbells
(
Nama hispidum
)
Sandberg's Desert-parsley
(
Lomatium sandbergii
)
Sandberg's Lomatium
(
Lomatium sandbergii
)
Sandbur
(
Cenchrus
)
Field
Sandbur
(
Cenchrus incertus
)
Sand-dune Penstemon
(
Penstemon acuminatus
)
Sand-dune scorpion-weed
(
Phacelia argentea
)
Sand-dwelling Dewberry
(
Rubus arenicola
)
Sand-dwelling Wallflower
(
Erysimum arenicola
)
Early
Sand-grass
(
Mibora minima
)
Sandhill oak
(
Quercus inopina
)
Sandhills milk-vetch
(
Astragalus michauxii
)
Sandpaper Oak
(
Quercus pungens
)
Sea
Sand-reed
(
Ammophila arenaria
)
Red
Sandspurry
(
Spergularia rubra
)
Sandstone milk-vetch
(
Astragalus sesquiflorus
)
Sandverbena
(
Abronia
)
Pink
Sandverbena
(
Abronia umbellana
)
White
Sandverbena
(
Abronia mellifera
)
Yellow
Sandverbena
(
Abronia latifolia
)
Arctic
Sandwort
(
Minuartia obtusiloba
)
Ballhead
Sandwort
(
Arenaria congesta
)
Bigleaf
Sandwort
(
Moehringia macrophylla
)
Bluntleaf
Sandwort
(
Moehringia lateriflora
)
Boreal
Sandwort
(
Minuartia rubella
)
Capitate
Sandwort
(
Arenaria congesta
)
Dwarf
Sandwort
(
Minuartia pusilla
)
Franklin's
Sandwort
(
Arenaria franklinii
var.
franklinii
)
Grove
Sandwort
(
Moehringia lateriflora
)
Hooker's
Sandwort
(
Arenaria hookeri
)
King's
Sandwort
(
Arenaria kingii
)
Mountain
Sandwort
(
Arenaria capillaris
)
Needleleaf
Sandwort
(
Arenaria aculeata
)
Nuttall's
Sandwort
(
Minuartia nuttallii
)
Prickly
Sandwort
(
Arenaria aculeata
)
Reddish
Sandwort
(
Minuartia rubella
)
Ross
Sandwort
(
Minuartia rossii
)
Sea
Sandwort
(
Honkenya peploides
)
Slender
Sandwort
(
Minuartia stricta
)
Slender-leaved
Sandwort
(
Arenaria capillaris
)
Swamp
Sandwort
(
Arenaria paludicola
)
Thompson's
Sandwort
(
Arenaria franklinii
var.
thompsonii
)
Three-nerved
Sandwort
(
Moehringia trinervia
)
Thyme-leaf
Sandwort
(
Arenaria serpyllifolia
)
Sandy-field Dewberry
(
Rubus iniens
)
Sanicle
(
Sanicula
)
Sanicle
(
Sanicula europaea
)
Bear's-foot
Sanicle
(
Sanicula arctopoides
)
Pacific
Sanicle
(
Sanicula crassicaulis
)
Purple
Sanicle
(
Sanicula bipinnatifida
)
Sierra
Sanicle
(
Sanicula graveolens
)
Santa Barbara milk-vetch
(
Astragalus trichopodus
)
Santa catalina figwort
(
Scrophularia villosa
)
Santa cruz island oak
(
Quercus parvula
)
Santa Fe milk-vetch
(
Astragalus feensis
)
Santa lucia scorpion-weed
(
Phacelia grisea
)
Santa rita prickly-pear
(
Opuntia santa-rita
)
Santa rosa island scorpion-weed
(
Phacelia insularis
)
Santalucia Boykinia
(
Boykinia elata
)
Santonin?
(
Artemisia cina
)
Sanwa Millet?
(
Echinochloa frumentacea
)
Sapodilla Family
(
Sapotaceae
)
Sapodilla Plum
(
Achras sapota
)
Sapote Family
(
Sapotaceae
)
Mammee
Sapote Plum
(
Lucuma mammosa
)
Bristlyl
Sarsaparilla
(
Aralia hispida
)
Indian
Sarsaparilla
(
Hemidesmus indicus
)
Wild
Sarsaparilla
(
Aralia nudicaulis
)
Sarvis Holly
(
Ilex amelanchier
)
Sassafras
(
Sassafras
)
Sassafras
(
Sassafras albidum
)
Sassafras
(
Sassafras variifolium
)
Australian
Sassafras
(
Doryphora sassafras
)
Sassy Bark
(
Erythrophleum guineense
)
Satake Palm
(
Satakentia liukiuensis
)
Satin Walnut
(
Liquidambar styraciflua
)
Satin wood
(
Chloroxylum swietenia
)
Satiny milk-vetch
(
Astragalus magdalenae
)
Saul Tree
(
Shorea robusta
)
Savin
(
Juniperus virginiana
)
Saving-leaf Clubmoss
(
Diphasiastrum
×
sabinifolium
)
Savin-leaved Clubmoss
(
Diphasiastrum
×
sabinifolium
)
Savory
(
Satureja
)
Summer
Savory
(
Satureja hortensis
)
Saw Palmetto
(
Serenoa repens
)
Silver
Saw Palmetto
(
Acoelorraphe wrightii
)
Saw scorpion-weed
(
Phacelia serrata
)
Sawatch Knotweed
(
Polygonum sawatchense
)
Sawsepal Penstemon
(
Penstemon glaber
var.
glaber
)
Saw-tooth Blackberry
(
Rubus argutus
)
Saw-tooth oak
(
Quercus acutissima
)
Saw-tooth Sunflower
(
Helianthus grosseserratus
)
American
Saw-wort
(
Saussurea americana
)
Clustered
Saw-wort
(
Saussurea densa
)
Dwarf
Saw-wort
(
Saussurea nuda
)
Narrow-leaf
Saw-wort
(
Saussurea angustifolia
)
Sticky
Saw-wort
(
Saussurea viscida
)
Saxifrage
(
Saxifraga
)
Saxifrage Family
(
Saxifragaceae
)
Alaska
Saxifrage
(
Saxifraga ferruginea
)
Alpine
Saxifrage
(
Saxifraga nivalis
)
Alpine
Saxifrage
(
Saxifraga tolmiei
)
Alpine Brook
Saxifrage
(
Saxifraga rivularis
)
Bog
Saxifrage
(
Saxifraga oregana
)
Diamondleaf
Saxifrage
(
Saxifraga rhomboidea
)
Dotted
Saxifrage
(
Saxifraga punctata
)
Early
Saxifrage
(
Saxifraga virginiensis
)
Evergreen
Saxifrage
(
Saxifraga aizoides
)
Golden
Saxifrage
(
Chrysosplenium
)
Golden
Saxifrage
(
Saxifraga chrysantha
)
Lettuce
Saxifrage
(
Saxifraga micranthidifolia
)
Lyall
Saxifrage
(
Saxifraga lyallii
)
Marsh
Saxifrage
(
Saxifraga hirculus
)
Marshall's
Saxifrage
(
Saxifraga marshallii
)
Matted
Saxifrage
(
Saxifraga bronchialis
)
Meadow
Saxifrage
(
Saxifraga granulata
)
Mertens'
Saxifrage
(
Saxifraga merensiana
)
Mossy
Saxifrage
(
Saxifraga hypnoides
)
Mountain
Saxifrage
(
Saxifraga oppositifolia
)
Nodding
Saxifrage
(
Saxifraga cernua
)
Nuttall's
Saxifrage
(
Saxifraga nuttallii
)
Oregon
Saxifrage
(
Saxifraga oregana
)
Purple
Saxifrage
(
Saxifraga oppositifolia
)
Pygmy
Saxifrage
(
Saxifraga debilis
)
Red-stemmed
Saxifrage
(
Saxifraga lyallii
)
Redwool
Saxifrage
(
Saxifraga occidentalis
)
Rue-leaved
Saxifrage
(
Saxifraga tridactylites
)
Rusy
Saxifrage
(
Saxifraga ferruginea
)
Spotted
Saxifrage
(
Saxifraga bronchialis
)
Starry
Saxifrage
(
Saxifraga stellaris
)
Stoloniferous
Saxifrage
(
Saxifraga flagellaris
)
Swamp
Saxifrage
(
Saxifraga pennsylvanica
)
Tolmie's
Saxifrage
(
Saxifraga tolmiei
)
Tufted
Saxifrage
(
Saxifraga cespitosa
)
Twinflowered
Saxifrage
(
Saxifraga oppositifolia
)
Weak
Saxifrage
(
Saxifraga debilis
)
Wedge-leaf
Saxifrage
(
Saxifraga adscendens
)
Western
Saxifrage
(
Saxifraga occidentalis
)
Wood
Saxifrage
(
Saxifraga merensiana
)
Yellow
Saxifrage
(
Saxifraga aizoides
)
Yellow Mountain
Saxifrage
(
Saxifraga aizoides
)
Devil's-bit
Scabious
(
Succisa pratensis
)
Field
Scabious
(
Knautia arvensis
)
Giant
Scabious
(
Cephalaria gigantea
)
Small
Scabious
(
Scabiosa columbaria
)
Sweet
Scabious
(
Erigeron annuus
)
Yellow
Scabious
(
Scabiosa ochroleuca
)
Scabland Penstemon
(
Penstemon deustus
)
Scaly-barked Hickory
(
Carya ovata
)
Scammony?
(
Convolvulus scammonia
)
Scarlet Gilia
(
Gilia aggregata
)
Scarlet Globe-mallow
(
Sphaeralcea coccinea
)
Scarlet hedge-nettle
(
Stachys coccinea
)
Scarlet Maple
(
Acer rubrum
)
Scarlet milk-vetch
(
Astragalus coccineus
)
Scarlet Oak
(
Quercus coccinea
)
Scarlet Paintbrush
(
Castilleja miniata
)
Scarlet Painted Cup
(
Castilleja coccinea
)
Scarlet passion-flower
(
Passiflora coccinea
)
Scarlet Pimpernel
(
Anagallis arvensis
)
Scarlet-fruit passion-flower
(
Passiflora foetida
)
Scented Beardtongue
(
Penstemon palmeria
)
Scented Mayweed
(
Matricaria chamomilla
)
Scentless Feverfew
(
Tanacetum corymbosum
)
Scentless Mayweed
(
Tripleurospermum perforatum
)
Scheck Oak
(
Quercus shumardii
)
Scheuchzer's Cotton-grass
(
Eriophorum scheuchzeri
)
Schmoll's milk-vetch
(
Astragalus schmolliae
)
Schoolcraft's Dewberry
(
Rubus schoolcraftianus
)
Schott's Centuryplant
(
Agave schottii
)
Schwedler Maple
(
Acer platanoides
var.
schwedleri
)
Schweinitz's Ragwort
(
Senecio schweinitzianus
)
Siberian
Scilla
(
Scilla siberica
)
Scleropoa
(
Desmazeria rigida
)
Scorched Penstemon
(
Penstemon confertus
)
Scorched Penstemon
(
Penstemon deustus
)
Scorpion-grass
(
Myosotis
)
Annual
Scorpion-vetch
(
Coronilla scorpioides
)
Alkali
scorpion-weed
(
Phacelia neglecta
)
Arizona
scorpion-weed
(
Phacelia arizonica
)
Aven nelson's
scorpion-weed
(
Phacelia anelsonii
)
Baker's
scorpion-weed
(
Phacelia bakeri
)
Ball-head
scorpion-weed
(
Phacelia hydrophylloides
)
Barneby's
scorpion-weed
(
Phacelia barnebyana
)
Beatley's
scorpion-weed
(
Phacelia beatleyae
)
Beautiful
scorpion-weed
(
Phacelia pulchella
)
Bitter creek
scorpion-weed
(
Phacelia salina
)
Black-tack
scorpion-weed
(
Phacelia pachyphylla
)
Bolander's
scorpion-weed
(
Phacelia bolanderi
)
Branched
scorpion-weed
(
Phacelia ramosissima
)
Brand's
scorpion-weed
(
Phacelia gilioides
)
Brewer's
scorpion-weed
(
Phacelia breweri
)
Broad-lobe
scorpion-weed
(
Phacelia platyloba
)
California coast
scorpion-weed
(
Phacelia californica
)
Caltha-leaf
scorpion-weed
(
Phacelia calthifolia
)
Caterpillar
scorpion-weed
(
Phacelia cicutaria
)
Changeable
scorpion-weed
(
Phacelia mutabilis
)
Charlotte's
scorpion-weed
(
Phacelia nashiana
)
Clay
scorpion-weed
(
Phacelia argillacea
)
Clustered
scorpion-weed
(
Phacelia capitata
)
Coastal
scorpion-weed
(
Phacelia laxa
)
Coffee creek
scorpion-weed
(
Phacelia mollis
)
Colorado desert
scorpion-weed
(
Phacelia umbrosa
)
Congdon's
scorpion-weed
(
Phacelia congdonii
)
Constance's
scorpion-weed
(
Phacelia constancei
)
Cooke's
scorpion-weed
(
Phacelia cookei
)
Davidson's
scorpion-weed
(
Phacelia davidsonii
)
Death valley
scorpion-weed
(
Phacelia vallis-mortae
)
Debeque
scorpion-weed
(
Phacelia scopulina
)
Distant
scorpion-weed
(
Phacelia distans
)
Divaricate
scorpion-weed
(
Phacelia divaricata
)
Douglas'
scorpion-weed
(
Phacelia douglasii
)
Dozing
scorpion-weed
(
Phacelia laxiflora
)
Drab
scorpion-weed
(
Phacelia indecora
)
Dwarf
scorpion-weed
(
Phacelia minutissima
)
Eisen's
scorpion-weed
(
Phacelia eisenii
)
Fern-leaf
scorpion-weed
(
Phacelia bipinnatifida
)
Four-part yellow
scorpion-weed
(
Phacelia tetramera
)
Franklin's
scorpion-weed
(
Phacelia franklinii
)
Fremont's
scorpion-weed
(
Phacelia fremontii
)
Fringed
scorpion-weed
(
Phacelia fimbriata
)
Fuzzy
scorpion-weed
(
Phacelia hirsuta
)
Geranium-leaf
scorpion-weed
(
Phacelia geraniifolia
)
Glandular
scorpion-weed
(
Phacelia glandulosa
)
Glandular yellow
scorpion-weed
(
Phacelia adenophora
)
Great valley
scorpion-weed
(
Phacelia ciliata
)
Gypsum
scorpion-weed
(
Phacelia integrifolia
)
Handsome
scorpion-weed
(
Phacelia peirsoniana
)
Harlequin
scorpion-weed
(
Phacelia howelliana
)
Hidden
scorpion-weed
(
Phacelia inconspicua
)
Hidden-flower
scorpion-weed
(
Phacelia cryptantha
)
Hoary
scorpion-weed
(
Phacelia incana
)
Hot springs
scorpion-weed
(
Phacelia thermalis
)
Idaho
scorpion-weed
(
Phacelia idahoensis
)
Imbricate
scorpion-weed
(
Phacelia imbricata
)
Intermountain
scorpion-weed
(
Phacelia demissa
)
Inyo yellow
scorpion-weed
(
Phacelia inyoensis
)
Ives'
scorpion-weed
(
Phacelia ivesiana
)
Kaweah river
scorpion-weed
(
Phacelia egena
)
Lacy
scorpion-weed
(
Phacelia tanacetifolia
)
Large-flower
scorpion-weed
(
Phacelia grandiflora
)
Large-flower yellow
scorpion-weed
(
Phacelia lutea
)
Leiberg's
scorpion-weed
(
Phacelia bicolor
var.
leibergii
)
Lemmon's
scorpion-weed
(
Phacelia lemmonii
)
Limestone
scorpion-weed
(
Phacelia affinis
)
Long-stalk
scorpion-weed
(
Phacelia longipes
)
Low
scorpion-weed
(
Phacelia humilis
)
Lyall's
scorpion-weed
(
Phacelia lyallii
)
Lyon's
scorpion-weed
(
Phacelia lyonii
)
Mangas spring
scorpion-weed
(
Phacelia bombycina
)
Mariposa
scorpion-weed
(
Phacelia vallicola
)
Mojave
scorpion-weed
(
Phacelia mohavensis
)
Mono county
scorpion-weed
(
Phacelia monoensis
)
Mountain
scorpion-weed
(
Phacelia orogenes
)
Mt Diablo
scorpion-weed
(
Phacelia phacelioides
)
Naked-stem
scorpion-weed
(
Phacelia gymnoclada
)
Narrow
scorpion-weed
(
Phacelia filiformis
)
Narrow-sepal
scorpion-weed
(
Phacelia leptosepala
)
New mexico
scorpion-weed
(
Phacelia neomexicana
)
Nine mile canyon
scorpion-weed
(
Phacelia novenmillensis
)
Nipple beach
scorpion-weed
(
Phacelia mammillarensis
)
North park
scorpion-weed
(
Phacelia formosula
)
Notch-leaf
scorpion-weed
(
Phacelia crenulata
)
Ocean-blue
scorpion-weed
(
Phacelia ranunculacea
)
Pale
scorpion-weed
(
Phacelia pallida
)
Palmer's
scorpion-weed
(
Phacelia palmeri
)
Panamint
scorpion-weed
(
Phacelia perityloides
)
Parish's
scorpion-weed
(
Phacelia parishii
)
Parry's
scorpion-weed
(
Phacelia parryi
)
Patch
scorpion-weed
(
Phacelia splendens
)
Peck's
scorpion-weed
(
Phacelia peckii
)
Pedicellate
scorpion-weed
(
Phacelia pedicellata
)
Pennyroyal-leaf
scorpion-weed
(
Phacelia glechomifolia
)
Persistent-flower
scorpion-weed
(
Phacelia marcescens
)
Plateau
scorpion-weed
(
Phacelia rafaelensis
)
Playa yellow
scorpion-weed
(
Phacelia inundata
)
Pope's
scorpion-weed
(
Phacelia popei
)
Prairie
scorpion-weed
(
Phacelia strictiflora
)
Pringle's
scorpion-weed
(
Phacelia pringlei
)
Purpus'
scorpion-weed
(
Phacelia purpusii
)
Quick's
scorpion-weed
(
Phacelia quickii
)
Racemose
scorpion-weed
(
Phacelia racemosa
)
Rattan's
scorpion-weed
(
Phacelia rattanii
)
Rio grande
scorpion-weed
(
Phacelia infundibuliformis
)
Rock
scorpion-weed
(
Phacelia rupestris
)
Rocky mountain
scorpion-weed
(
Phacelia denticulata
)
Round-leaf
scorpion-weed
(
Phacelia rotundifolia
)
Saline valley
scorpion-weed
(
Phacelia amabilis
)
San bernardino
scorpion-weed
(
Phacelia exilis
)
Sand
scorpion-weed
(
Phacelia patuliflora
)
Sand-dune
scorpion-weed
(
Phacelia argentea
)
Santa lucia
scorpion-weed
(
Phacelia grisea
)
Santa rosa island
scorpion-weed
(
Phacelia insularis
)
Saw
scorpion-weed
(
Phacelia serrata
)
Scott mountain
scorpion-weed
(
Phacelia dalesiana
)
Scott valley
scorpion-weed
(
Phacelia greenei
)
Serpentine
scorpion-weed
(
Phacelia corymbosa
)
Shade
scorpion-weed
(
Phacelia nemoralis
)
Short-lobe
scorpion-weed
(
Phacelia brachyloba
)
Silver-leaf
scorpion-weed
(
Phacelia hastata
)
Siskiyou
scorpion-weed
(
Phacelia leonis
)
Small-flower
scorpion-weed
(
Phacelia dubia
)
Smooth
scorpion-weed
(
Phacelia glabra
)
Southern island
scorpion-weed
(
Phacelia floribunda
)
Southern sierran
scorpion-weed
(
Phacelia austromontana
)
Southwestern
scorpion-weed
(
Phacelia glaberrima
)
Spotted
scorpion-weed
(
Phacelia maculata
)
Spring
scorpion-weed
(
Phacelia verna
)
Stebbins'
scorpion-weed
(
Phacelia stebbinsii
)
Sticky
scorpion-weed
(
Phacelia lenta
)
Stinging
scorpion-weed
(
Phacelia malvifolia
)
Stonecrop
scorpion-weed
(
Phacelia saxicola
)
Stout
scorpion-weed
(
Phacelia robusta
)
Sweet-scented
scorpion-weed
(
Phacelia suaveolens
)
Tacky
scorpion-weed
(
Phacelia viscida
)
Tall
scorpion-weed
(
Phacelia procera
)
Thread-leaf
scorpion-weed
(
Phacelia linearis
)
Two-color
scorpion-weed
(
Phacelia bicolor
)
Utah
scorpion-weed
(
Phacelia utahensis
)
Variable-leaf
scorpion-weed
(
Phacelia heterophylla
)
Virgin
scorpion-weed
(
Phacelia cephalotes
)
Washoe
scorpion-weed
(
Phacelia curvipes
)
Weasel
scorpion-weed
(
Phacelia mustelina
)
Welsh's
scorpion-weed
(
Phacelia welshii
)
White
scorpion-weed
(
Phacelia alba
)
Scotch Bluebell
(
Campanula rotundifolia
)
Scotch Broom
(
Cytisus scoparius
)
Scotch Fir
(
Pinus sylvestris
)
Scotch Lovage
(
Ligusticum scoticum
)
Scotch Mist
(
Galium sylvaticum
)
Scotch Pine
(
Pinus sylvestris
)
Scotch Rose
(
Rosa spinosissima
)
Scotch Thistle
(
Onopordum
)
Scotch Thistle
(
Onopordum acanthium
)
Nova
Scotia Dewberry
(
Rubus segnis
)
Scot's Broom
(
Cytisus scoparius
)
Scots Pine
(
Pinus sylvestris
)
Scott mountain scorpion-weed
(
Phacelia dalesiana
)
Scott valley scorpion-weed
(
Phacelia greenei
)
Scottish Asphodel
(
Tofieldia pusilla
)
Scott's Spleenwort
(
Asplenium
×
ebenoides
)
Scouler Willow
(
Salix scouleriana
)
Scouler's Bellflower
(
Campanula scouleri
)
Scouler's Harebell
(
Campanula scouleri
)
Scouler's St John's-wort
(
Hypericum formosum
var.
scouleri
)
Scouler's Valerian
(
Valeriana scouleri
)
Scouring-rush
(
Equisetum hyemale
)
Dwarf
Scouring-rush
(
Equisetum scirpoides
)
Scouring-rushes
(
Equisetum
)
Intermediate
Scouring-rush
(
Equisetum
×
ferrisii
)
Least
Scouring-rush
(
Equisetum scirpoides
)
Smooth
Scouring-rush
(
Equisetum laevigatum
)
Variegated
Scouring-rush
(
Equisetum variegatum
)
Screwbean
(
Prosopis pubescens
)
American
screw-bean
(
Prosopis pubescens
)
Screwpod mesquite
(
Prosopis pubescens
)
Scrub Chestnut Oak
(
Quercus prinoides
)
"Scrub Oak"
(
Quercus laevis
)
Scrub Oak
(
Quercus ilicifolia
)
Scrub oak
(
Quercus cornelius-mulleri
)
California
scrub oak
(
Quercus dumosa
)
Nuttall's
Scrub Oak
(
Quercus dumosa
)
Scrub Pine
(
Pinus contorta
)
Scrub Pine
(
Pinus virginiana
)
Northern
Scrub Pine
(
Pinus banksiana
)
Marsh
Scull-cap
(
Scutellaria galericulata
)
Common
Scurvy-grass
(
Cochlearia officinalis
)
Danish
Scurvy-grass
(
Cochlearia danica
)
Scutch Grass
(
Cynodon
)
Sea Arrowgrass
(
Triglochin maritima
)
Sea Aster
(
Aster tripolium
)
Sea Barley
(
Hordeum marinum
)
Sea Bean?
(
Entada pursaetha
)
Sea Bindweed
(
Calystegia soldanella
)
Sea Campion
(
Silene uniflora
)
Sea Clover
(
Trifolium squamosum
)
Sea Mayweed
(
Tripleurospermum maritimum
)
Sea Milkwort
(
Glaux
)
Sea Pea
(
Lathyrus japonicus
ssp.
maritimus
)
Sea Pearlwort
(
Sagina maritima
)
Sea Plantain
(
Plantago maritima
)
Sea Purslane
(
Atriplex hortensis
)
Sea Rocket
(
Cakile maritima
ssp.
baltica
)
Sea Sand-reed
(
Ammophila arenaria
)
Sea Sandwort
(
Honkenya peploides
)
Sea Spear Grass
(
Puccinellia maritima
)
Sea Wormwood
(
Artemisia maritima
)
Seablite
(
Suaeda
)
Annual
Sea-blite
(
Suaeda maritima
)
Bushy
Seablite
(
Suaeda nigra
)
Herbaceous
Sea-blite
(
Suaeda maritima
)
Slender
Seablite
(
Suaeda occidentalis
)
Tall
Seablite
(
Suaeda intermedia
)
Sea-buckthorn
(
Hippophae rhamnoides
)
Seacoast Angelica
(
Angelica lucida
)
Sea-kale
(
Crambe maritima
)
Angular Solomon's
Seal
(
Polygonatum odoratum
)
Great Solomon's
Seal
(
Polygonatum commutatum
)
Small Solomon's
Seal
(
Polygonatum biflorum
)
Solomon's
Seal
(
Polygonatum
)
Solomon's
Seal
(
Polygonatum multiflorum
)
Sea-milkwort
(
Glaux maritima
)
Searchlight prickly-pear
(
Opuntia
×
curvospina
)
American
Searocket
(
Cakile edentula
)
European
Searocket
(
Cakile maritima
)
Seashore cactus
(
Opuntia martiniana
)
Seashore False Bindweed
(
Calystegia soldanella
)
Seashore Lupine
(
Lupinus littoralis
)
Seashore Morning-glory
(
Calystegia soldanella
)
Seaside Arrowgrass
(
Triglochin maritima
)
Seaside Bittercress
(
Cardamine angulata
)
Seaside Buttercup
(
Ranunculus cymbalaria
)
Seaside Centaury
(
Centaurium littorale
)
Seaside Fiddleneck
(
Amsinckia spectabilis
)
Seaside Goldenrod
(
Solidago sempervirens
)
Seaside Heliotrope
(
Heliotropium curassavicum
)
Seaside Plantain
(
Plantago decipiens
)
Seaside Plantain
(
Plantago maritima
)
Seaside Ragwort
(
Senecio pseudoarnica
)
Seaside Spurge
(
Euphorbia polygonifolia
)
Seaside Woolly-sunflower
(
Eriophyllum stoechadifolium
)
Lesser
Sea-spurrey
(
Spergularia media
)
Sea-watch
(
Angelica lucida
)
Sedge Family
(
Cyperaceae
)
Sedge Mouse-tail
(
Myosurus aristatus
)
Awned
Sedge
(
Carex atherodes
)
Beaked
Sedge
(
Carex rostrata
)
Bigelow's
Sedge
(
Carex bigelowii
)
Bird's-foot
Sedge
(
Carex ornithopoda
)
Bog
Sedge
(
Carex limosa
)
Bohemian
Sedge
(
Carex bohemica
)
Bottle
Sedge
(
Carex rostrata
)
Bristle
Sedge
(
Carex microglochin
)
Brown
Sedge
(
Carex disticha
)
Brown Bog
Sedge
(
Carex buxbaumii
)
Brownish
Sedge
(
Carex brunnescens
)
Buxbaum's
Sedge
(
Carex buxbaumii
)
Capitate
Sedge
(
Carex capitata
)
Carnation
Sedge
(
Carex panicea
)
Common
Sedge
(
Carex nigra
)
Common Yellow
Sedge
(
Carex demissa
)
Cordroot
Sedge
(
Carex chordorrhiza
)
Creeping
Sedge
(
Carex chordorrhiza
)
Curly
Sedge
(
Carex rupestris
)
Cyperus
Sedge
(
Carex pseudocyperus
)
Dioecious
Sedge
(
Carex dioica
)
Distant
Sedge
(
Carex distans
)
Few-flowered
Sedge
(
Carex pauciflora
)
Fingered
Sedge
(
Carex digitata
)
Flea
Sedge
(
Carex pulicaris
)
Glaucous
Sedge
(
Carex flacca
)
Hairy
Sedge
(
Carex hirta
)
Lesser Saltmarsh
Sedge
(
Carex glareosa
)
Long-bracted
Sedge
(
Carex extensa
)
Loose-flower Alpine
Sedge
(
Carex rariflora
)
Mackenzie's
Sedge
(
Carex mackenziei
)
Oval
Sedge
(
Carex ovalis
)
Pale
Sedge
(
Carex livida
)
Pale
Sedge
(
Carex pallescens
)
Pill
Sedge
(
Carex pilulifera
)
Poor
Sedge
(
Carex magellanica
ssp.
irrigua
)
Prickly
Sedge
(
Carex muricata
)
Pumpkin-fruit
Sedge
(
Carex rotundata
)
Remote
Sedge
(
Carex remota
)
Russet
Sedge
(
Carex saxatilis
)
Sand
Sedge
(
Carex arenaria
)
Sheathed
Sedge
(
Carex vaginata
)
Shortleaf
Sedge
(
Carex disperma
)
Slender
Sedge
(
Carex lasiocarpa
)
Soft-leaved
Sedge
(
Carex montana
)
Sparse-flower
Sedge
(
Carex tenuiflora
)
Spiked
Sedge
(
Carex spicata
)
Spring
Sedge
(
Carex caryophyllea
)
Star
Sedge
(
Carex echinata
)
Stiff
Sedge
(
Carex bigelowii
)
String
Sedge
(
Carex chordorrhiza
)
Sugargrass
Sedge
(
Carex atherodes
)
Tawny
Sedge
(
Carex hostiana
)
Thin-flowered
Sedge
(
Carex tenuiflora
)
Tufted
Sedge
(
Carex elata
)
Tussock
Sedge?
(
Carex elata
)
Water
Sedge
(
Carex aquatilis
)
Weak
Sedge
(
Carex laxa
)
White
Sedge
(
Carex canescens
)
Woolfruit
Sedge
(
Carex lasiocarpa
)
Yellow
Sedge
(
Carex flava
)
Seedbox
(
Ludvigia alternifolia
)
Seepwillow
(
Baccharis salicifolia
)
Emory
Seepwillow
(
Baccharis emoryi
)
Sego Lily
(
Calochortus
)
Sego-lily
(
Calochortus gunnisonii
)
Sego-lily
(
Calochortus nuttallii
)
Elegant
Sego-lily
(
Calochortus elegans
)
Large-flowered
Sego-lily
(
Calochortus uniflorus
)
Long-bearded
Sego-lily
(
Calochortus longebarbatus
)
Nuttall's
Sego-lily
(
Calochortus nuttallii
)
Compact
Selaginella
(
Selaginella densa
)
Douglas's
Selaginella
(
Selaginella douglasii
)
Oregon
Selaginella
(
Selaginella oregana
)
Wallace's
Selaginella
(
Selaginella wallacei
)
Watson's
Selaginella
(
Selaginella watsonii
)
Self-heal
(
Prunella
)
Self-heal
(
Prunella vulgaris
)
Large
Self-heal
(
Prunella grandiflora
)
Semaphore prickly-pear
(
Opuntia spinosissima
)
Semul
(
Bombax malabaricum
)
Seneca Grass
(
Hierochloe odorata
)
Seneca Snakeroot
(
Polygala senega
)
Senega
(
Polygala senega
)
Senegal Date Palm
(
Phoenix reclinata
)
Senna?
(
Cassia
)
Senna?
(
Senna
)
Alexandrian
Senna
(
Cassia acutifolia
)
Indian
Senna
(
Cassia angustifolia
)
Wild
Senna
(
Cassia marilandica
)
Wild
Senna
(
Cassia medsgeri
)
Sensitive Fern
(
Onoclea sensibilis
)
Sensitive Partridgepea
(
Cassia nictitans
)
Wild
Sensitive Plant
(
Cassia nictitans
)
Desert wild
sensitive-plant
(
Senna armata
)
Shrubby wild
sensitive-plant
(
Senna bauhinioides
)
Velvet-leaf wild
sensitive-plant
(
Senna lindheimeriana
)
Sentry milk-vetch
(
Astragalus cremnophylax
)
September Elm
(
Ulmus serotina
)
Sermountain
(
Laserpitium latifolium
)
Serpentine scorpion-weed
(
Phacelia corymbosa
)
Serradella
(
Ornithopus sativus
)
Yellow
Serradella
(
Ornithopus compressus
)
Serrate Balsamroot
(
Balsamorhiza serrata
)
Serrated Wintergreen
(
Orthilia secunda
)
Service Berry
(
Amelanchier canadensis
)
Serviceberries
(
Amelanchier
)
Allegheny
Serviceberry
(
Amelanchier arborea
var.
laevis
)
Downy
Serviceberry
(
Amelanchier arborea
)
Smooth
Serviceberry
(
Amelanchier arborea
var.
laevis
)
Utah
Serviceberry
(
Amelanchier utahensis
)
Western
Serviceberry
(
Amelanchier alnifolia
)
Servicetree
(
Amelanchier arborea
)
Sesamum
(
Sesamum indicum
)
Hemp
Sesbania
(
Sesbania exaltata
)
Setose Blackberry
(
Rubus setosus
)
Sevier milk-vetch
(
Astragalus piutensis
)
Seward's Blackberry
(
Rubus sewardianus
)
Shad Bush
(
Amelanchier canadensis
)
Shadbush
(
Amelanchier arborea
)
Shaddock
(
Citrus maxima
)
Shade Bluebells
(
Mertensia umbratilis
)
Shade Phacelia
(
Phacelia nemoralis
)
Shade scorpion-weed
(
Phacelia nemoralis
)
Shadscale
(
Atriplex
)
Shadscale
(
Atriplex canescens
)
Shadscale
(
Atriplex confertifolia
)
Shagbark Hickory
(
Carya ovata
)
Bigleaf
Shagbark Hickory
(
Carya laciniosa
)
Shaggy Horkelia
(
Horkelia congesta
)
Shaggy milk-vetch
(
Astragalus malacus
)
Shaggy Soldier
(
Galinsoga ciliata
)
Shama Millet
(
Echinochloa colonum
)
Shamrock
(
Trifolium dubium
)
Sharp Buttercup
(
Ranunculus acriformis
)
Sharp-flowered Rush
(
Juncus acutiflorus
)
Sharpfruited Pepperweed
(
Lepidium oxycarpum
)
Sharp-keel milk-vetch
(
Astragalus acutirostris
)
Sharp-leaf gumweed
(
Grindelia acutifolia
)
Sharp-leaved Fluellin
(
Kickxia elatine
)
Sharp-leaved Penstemon
(
Penstemon acuminatus
)
Sharppoint Fluvellin
(
Kickxia elatine
)
Sharptooth Angelica
(
Angelica arguta
)
Sharpwing Monkeyflower
(
Mimulus alatus
)
Shasta Aster
(
Machaeranthera shastensis
)
Shasta Daisy
(
Leucanthemum maximum
)
Shasta Fern
(
Polystichum mohrioides
)
Shasta Lily
(
Lilium washingtonianum
)
She Oak
(
Casuarina stricta
)
Shea Butter Tree
(
Butyrospermum parkii
)
Sheathed Pondweed
(
Potamogeton vaginatus
)
Sheathed Sedge
(
Carex vaginata
)
Sheep Cinquefoil
(
Potentilla ovina
)
Sheep milk-vetch
(
Astragalus nothoxys
)
Sheepberry
(
Viburnum lentago
)
Sheepfat
(
Atriplex confertifolia
)
Sheep's Fescue
(
Festuca ovina
)
Sheep's Sorrel
(
Rumex acetosella
)
Sheep's-bit
(
Jasione
)
Sheep's-bit
(
Jasione montana
)
Perennial
Sheep's-bit
(
Jasione laevis
)
Sheldon's milk-vetch
(
Astragalus sheldonii
)
Shellbark
(
Carya ovata
)
Shellbark Hickory
(
Carya laciniosa
)
Bottom
Shellbark Hickory
(
Carya laciniosa
)
Shell-leaf Penstemon
(
Penstemon grandiflorus
)
Shelton's Violet
(
Viola sheltonii
)
Shenandoah Spleenwort
(
Asplenium
×
stotleri
)
Shepherd's-needle
(
Scandix pecten-veneris
)
Shepherd's-purse
(
Capsella bursa-pastoris
)
Pink
Shepherd's-purse
(
Capsella rubella
)
Sherard's Downy-rose
(
Rosa sherardii
)
Fragrant
Shield Fern
(
Dryopteris fragrans
)
Gray Crested
Shield Fern
(
Dryopteris cristata
)
Hard
Shield Fern
(
Polystichum aculeatum
)
Shield Ferns
(
Dryopteris
)
Soft
Shield Fern
(
Polystichum setiferum
)
Spinulose
Shield Fern
(
Dryopteris carthusiana
)
Coastal
Shield-fern
(
Dryopteris arguta
)
Beach
shieldpod
(
Dithyrea maritima
)
California
shieldpod
(
Dithyrea californica
)
Shingle Oak
(
Quercus imbricaria
)
Shining Clubmoss
(
Huperzia lucidula
)
Shining Crane's-bill
(
Geranium lucidum
)
Shining Meadow-rue
(
Thalictrum lucidum
)
Shining Oregongrape
(
Mahonia aquifolium
)
Shining Penstemon
(
Penstemon nitidus
)
Shining Pepperweed
(
Lepidium nitidum
)
Shining Pondweed
(
Potamogeton lucens
)
Shining Rose
(
Rosa nitida
)
Shining Sumac
(
Rhus copallina
)
Shining Water-lily
(
Nymphaea alba
ssp.
candida
)
Shining Willow
(
Salix lucida
)
Shinleaf
(
Pyrola
)
Shinleaf
(
Pyrola elliptica
)
Shinleaf
(
Pyrola rotundifolia
)
Sand
Shinnery Oak
(
Quercus havardii
)
Shiny Bugseed
(
Corispermum nitidum
)
Shiny Cotoneaster
(
Cotoneaster lucidus
)
Shiny Tickseed
(
Corispermum nitidum
)
Shiny-leaf Currant
(
Ribes cruentum
)
Shiny-leaf Meadowsweet
(
Spiraea betulifolia
)
Shiny-leaf Spiraea
(
Spiraea betulifolia
)
Shoo-fly Plant
(
Nicandra physalodes
)
Shooting Star
(
Dodecatheon
)
Alpine
Shooting Star
(
Dodecatheon alpinum
)
Broad-leaved
Shooting Star
(
Dodecatheon hendersonii
)
Cusick's
Shooting Star
(
Dodecatheon cusickii
)
Dark-throat
Shooting Star
(
Dodecatheon pulchellum
)
Dentate
Shooting Star
(
Dodecatheon dentatum
)
Desert
Shooting Star
(
Dodecatheon conjugens
)
Few-leaved
Shooting Star
(
Dodecatheon pulchellum
)
Henderson's
Shooting Star
(
Dodecatheon hendersonii
)
Jeffrey's
Shooting Star
(
Dodecatheon jeffreyi
)
Narcissus
Shooting Star
(
Dodecatheon poeticum
)
Slimpod
Shooting Star
(
Dodecatheon conjugens
)
Sticky
Shooting Star
(
Dodecatheon cusickii
)
Tall Mountain
Shooting Star
(
Dodecatheon jeffreyi
)
White
Shooting Star
(
Dodecatheon dentatum
)
Shore Buttercup
(
Ranunculus cymbalaria
)
Shore Horsetail
(
Equisetum arvense
×
fluviatile
)
Shore Orache
(
Atriplex littoralis
)
Shore Pine
(
Pinus contorta
)
Shore Pine
(
Pinus contorta
var.
contorta
)
Shore Quillwort
(
Isoetes riparia
)
Shoreweed
(
Littorella uniflora
)
Short-flowered Evening-primrose
(
Oenothera breviflora
)
Short-flowered Monkeyflower
(
Mimulus breviflorus
)
Short-fringed Knapweed
(
Centaurea dubia
)
Short-fruit stork's-bill
(
Erodium brachycarpum
)
Short-fruited Willow-herb
(
Epilobium obscurum
)
Shortleaf Pine
(
Pinus echinata
)
Shortleaf Sedge
(
Carex disperma
)
Short-leaved Cinquefoil
(
Potentilla brevifolia
)
Short-lobe scorpion-weed
(
Phacelia brachyloba
)
Short-lobed Penstemon
(
Penstemon seorsus
)
Shortpod Mustard
(
Hirschfeldia incana
)
Shortpod Whitlow-grass
(
Draba brachycarpa
)
Short-rayed Aster
(
Aster frondosus
)
Short's Goldenrod
(
Solidago shortii
)
Short's milk-vetch
(
Astragalus shortianus
)
Short-sepal Bitter-root
(
Lewisia brachycalyx
)
Short-spike hedge-nettle
(
Stachys pycnantha
)
Short-spurred Corydalis
(
Corydalis flavula
)
Short-stalk Dewberry
(
Rubus curtipes
)
Shortstemmed Mouse-tail
(
Myosurus sessilis
)
Short-style Bluebells
(
Mertensia brevistyla
)
Short-styled Thistle
(
Cirsium brevistylum
)
Short-tepalled Pigweed
(
Amaranthus graecizans
)
Shot Huckleberry
(
Vaccinium ovatum
)
Indian
Shot
(
Canna indica
)
Showy Aster
(
Aster conspicuus
)
Showy Blackberry
(
Rubus elegantulus
)
Showy Evening Primrose
(
Oenothera speciosa
)
Showy Goldenrod
(
Solidago speciosa
)
Showy Indian-paintbrush
(
Castilleja pulchella
)
Showy Milkweed
(
Asclepias speciosa
)
Showy mullein
(
Verbascum speciosum
)
Showy Orchid
(
Orchis spectabilis
)
Showy partridgepea
(
Cassia fasciculata
)
Showy Penstemon
(
Penstemon speciosus
)
Showy Phlox
(
Phlox speciosa
)
Showy Polemonium
(
Polemonium pulcherrimum
)
Showy Thistle
(
Cirsium magnificum
)
Shrub live oak
(
Quercus turbinella
)
Shrubby Althaea
(
Hibiscus syriacus
)
Shrubby Bitter-sweet
(
Celastrus
)
Shrubby Cinquefoil
(
Dasiphora fruticosa
)
Shrubby Evening-primrose
(
Oenothera serrulata
)
Shrubby Jerusalem-sage
(
Phlomis fruticosa
)
Shrubby Penstemon
(
Penstemon fruticosus
)
Shrubby russian-thistle
(
Salsola vermiculata
)
Shrubby St John's-wort
(
Hypericum profilicum
)
Shrubby Trefoil
(
Ptelea
)
Shrubby wild sensitive-plant
(
Senna bauhinioides
)
Shrubby Willow-herb
(
Epilobium suffruticosum
)
Pea
Shrub
(
Caragana arborescens
)
Siberian Pea
Shrub
(
Caragana arborescens
)
Honey
Shucks
(
Gleditsia triacanthos
)
Shumard Oak
(
Quercus shumardii
)
Shumard Red Oak
(
Quercus shumardii
)
Shy Gilia
(
Gilia sinuata
)
Siamese Ginger
(
Alpinia galanga
)
Sibbaldia
(
Sibbaldia procumbens
)
Siberian Crab
(
Malus baccata
)
Siberian Fir
(
Abies sibirica
)
Siberian Iris
(
Iris sibirica
)
Siberian Larch
(
Larix sibirica
)
Siberian Miner's Lettuce
(
Montia sibirica
)
Siberian Montia
(
Montia sibirica
)
Siberian Pea Shrub
(
Caragana arborescens
)
Siberian Scilla
(
Scilla siberica
)
Sickle Medick
(
Medicago sativa
ssp.
falcata
)
Sickle milk-vetch
(
Astragalus curvicarpus
)
Sickle Spurge
(
Euphorbia falcata
)
Sickle-keeled Lupine
(
Lupinus albicaulis
)
Sicklepod
(
Cassia obtusifolia
)
Sicklepod Rockcress
(
Arabis sparsiflora
)
Sickletop
(
Pedicularis racemosa
)
Sickleweed
(
Falcaria
)
Sickleweed
(
Falcaria vulgaris
)
Arrowleaf
Sida
(
Sida rhombifolia
)
Sidalcea
(
Sidalcea
)
Meadow
Sidalcea
(
Sidalcea campestris
)
Prickly
Sida
(
Sida spinosa
)
Sidebells
(
Orthilia secunda
)
Side-flowered Mitrewort
(
Mitella stauropetala
)
Sierra Boykinia
(
Boykinia major
)
Sierra lodgepole Pine
(
Pinus contorta
var.
latifolia
)
Sierra Sanicle
(
Sanicula graveolens
)
Sierran Currant
(
Ribes nevadense
)
Sierran Peavine
(
Lathyrus nevadensis
ssp.
nevadensis
)
Southern
sierran scorpion-weed
(
Phacelia austromontana
)
Silk Cotton
(
Bombax malabaricum
)
Silk Rubber Tree
(
Funtumia elastica
)
Silktree
(
Albizia julibrissin
)
Silk-trees
(
Albizia
)
Silkweed
(
Asclepias
)
Silkweed
(
Asclepias syriaca
)
Silky Cornel
(
Cornus amomum
)
Silky Lupine
(
Lupinus holosericeus
)
Silky Lupine
(
Lupinus sericeus
)
Silky milk-vetch
(
Astragalus sericoleucus
)
Silky Oak Wood?
(
Grevillea robusta
)
Silky Phacelia
(
Phacelia sericea
)
Silky Willow
(
Salix sericea
)
Loose
Silky-bent
(
Apera spica-venti
)
Silver Birch
(
Betula alleghaniensis
)
Silver Birch
(
Betula papyrifera
)
Silver Birch
(
Betula pendula
)
Silver Burweed
(
Ambrosia chamissonis
)
Silver Chicken Sage
(
Tanacetum nuttallii
)
Silver Creek Blackberry
(
Rubus parcifrondifer
)
Silver Data Palm
(
Phoenix sylvestris
)
Silver Fir
(
Abies alba
)
Silver Fir
(
Abies amabilis
)
Silver Fir
(
Abies concolor
)
Silver Fir
(
Abies grandis
)
Pacific
Silver Fir
(
Abies amabilis
)
Silver Maple
(
Acer saccharinum
)
Silver ragwort
(
Senecio bicolor
)
Silver Sagewort
(
Artemisia cana
)
Silver Saw Palmetto
(
Acoelorraphe wrightii
)
Silver Spruce
(
Picea engelmannii
)
Silver Tree
(
Leucadendron argenteum
)
Silver Weed
(
Potentilla anserina
)
Silverback Luina
(
Luina hypoleuca
)
Carolina
Silverbell
(
Halesia carolina
)
Little
Silverbell
(
Halesia parviflora
)
Mountain
Silverbell
(
Halesia carolina
var.
monticola
)
Silverbells
(
Halesia
)
Silverberry
(
Elaeagnus argenteus
)
Silvercrown Luina
(
Luina nardosmia
)
Silver-leaf milk-vetch
(
Astragalus argophyllus
)
Silverleaf Nightshade
(
Solanum elaeagnifolium
)
Silver-leaf oak
(
Quercus hypoleucoides
)
Silverleaf Phacelia
(
Phacelia hastata
)
Silver-leaf Poplar
(
Populus alba
)
Silver-leaf scorpion-weed
(
Phacelia hastata
)
Silver's milk-vetch
(
Astragalus subcinereus
)
Silverscale
(
Atriplex
)
Silverscale
(
Atriplex argentea
)
Silverweed Cinquefoil
(
Potentilla anserina
)
Pacific
Silverweed
(
Potentilla anserina
ssp.
groenlandica
)
Silvery Athyrium
(
Diplazium thelypterioides
)
Silvery Cinquefoil
(
Potentilla argentea
)
Silvery Draba
(
Draba argyraea
)
Silvery Glade Fern
(
Diplazium thelypterioides
)
Silvery Lupine
(
Lupinus argenteus
)
Simarouba?
(
Simarouba amara
)
Simple Kobresia
(
Kobresia simpliciuscula
)
Simulated Log Fern
(
Dryopteris clintoniana
×
goldiana
)
Single Delight
(
Moneses uniflora
)
Singleleaf Ash
(
Fraxinus anomala
)
Singleleaf pinyon
(
Pinus monophylla
)
Single-leaved Bog Orchid
(
Malaxis monophyllos
)
Sinuate Gilia
(
Gilia sinuata
)
Siskiyou Bitter-root
(
Lewisia cotyledon
)
Siskiyou Penstemon
(
Penstemon anguineus
)
Siskiyou scorpion-weed
(
Phacelia leonis
)
Sitka Alder
(
Alnus sinuata
)
Sitka Clubmoss
(
Diphasiastrum sitchense
)
Sitka Columbine
(
Aquilegia formosa
)
Sitka Mistmaiden
(
Romanzoffia sitchensis
)
Sitka Mountain-ash
(
Sorbus sitchensis
)
Sitka Spruce
(
Picea sitchensis
)
Sitka Valerian
(
Valeriana sitchensis
)
Six-rowed Barley
(
Hordeum vulgare
)
Six-weeks Fescue
(
Vulpia bromoides
)
Siyah Musli roots
(
Aneilema scapiflorum
)
Skeletonweed
(
Stephanomeria
)
Narrow-leaved
Skeletonweed
(
Stephanomeria tenuifolia
)
Runcinate-leaved
Skeletonweed
(
Stephanomeria runcinata
)
Skiff milk-vetch
(
Astragalus microcymbus
)
Skull-cap
(
Scutellaria galericulata
)
Skullcap
(
Scutellaria
)
Skullcap Speedwell
(
Veronica scutellata
)
Mad-dog
Skullcap
(
Scutellaria lateriflora
)
Spear-leaved
Skull-cap
(
Scutellaria hastifolia
)
Skunk Cabbage
(
Lysichitum
)
Skunk Cabbage
(
Symplocarpus
)
Skunk Cabbage
(
Lysichitum americanum
)
Yellow
Skunk Cabbage
(
Lysichitum americanum
)
Skunk Currant
(
Ribes glandulosum
)
Skunk Polemonium
(
Polemonium viscosum
)
Skunk Spruce
(
Picea glauca
)
Skunkbush
(
Rhus trilobata
)
Skunk-cabbage
(
Veratrum
)
Skunk-leaved Polemonium
(
Polemonium pulcherrimum
)
Skunkweed
(
Navarretia squarrosa
)
Sky-pilot
(
Polemonium
)
Skyrocket
(
Gilia aggregata
)
Slash Pine
(
Pinus elliottii
)
Slender Beardtongue
(
Penstemon gracilis
)
Slender Bedstraw
(
Galium pumilum
)
Slender Bird's-foot Trefoil
(
Lotus angustissimus
)
Slender Blue Flag
(
Iris prismatica
)
Slender Boykina
(
Boykinia elata
)
Slender Cinquefoil
(
Potentilla gracilis
var.
gracilis
)
Slender Clover
(
Trifolium gracilentum
)
Slender Clubmoss
(
Pseudolycopodiella caroliniana
)
Slender Cotton-grass
(
Eriophorum gracile
)
Slender Cudweed
(
Filago minima
)
Slender Draba
(
Draba stenoloba
)
Slender dwarf-morning-glory
(
Evolvulus alsinoides
)
Slender False Brome
(
Brachypodium sylvaticum
)
Slender Fringecup
(
Lithophragma tenella
)
Slender Fumewort
(
Corydalis micrantha
)
Slender Goldentop
(
Solidago tenuifolia
)
Slender Lady Palm
(
Rhapis humilis
)
Slender Lip Fern
(
Cheilanthes feei
)
Slender milk-vetch
(
Astragalus gracilis
)
Slender Naiad
(
Najas flexilis
)
Slender Paintbrush
(
Castilleja gracillina
)
Slender Parsley Piert
(
Aphanes microcarpa
)
Slender passion-flower
(
Passiflora filipes
)
Slender Penstemon
(
Penstemon gracilis
)
Very
Slender Penstemon
(
Penstemon gracilentus
)
Slender Plantain
(
Plantago elongata
)
Slender Prairiestar
(
Lithophragma tenella
)
Slender Rock-brake
(
Cryptogramma stelleri
)
Slender Rush
(
Juncus tenuis
)
Slender russian-thistle
(
Salsola collina
)
Slender Sandwort
(
Minuartia stricta
)
Slender Seablite
(
Suaeda occidentalis
)
Slender Sedge
(
Carex lasiocarpa
)
Slender Soft-brome
(
Bromus lepidus
)
Slender Sow Thistle
(
Sonchus tenerrimus
)
Slender Speedwell
(
Veronica filiformis
)
Slender Spike-rush
(
Eleocharis uniglumis
)
Slender Thistle
(
Carduus tenuiflorus
)
Slender Toothwort
(
Cardamine pulcherrima
)
Slender Tussock-sedge
(
Carex acuta
)
Slender Vetch
(
Vicia tetrasperma
)
Slender Wheatgrass
(
Elymus trachycaulus
)
Slender Wild-oat
(
Avena barbata
)
Slender Wintergreen
(
Gaultheria ovatifolia
)
Slender Woodlandstar
(
Lithophragma tenella
)
Slenderbush Buckwheat
(
Eriogonum microthecum
)
Slender-flower Thistle
(
Carduus tenuiflorus
)
Slender-fruit Lomatium
(
Lomatium leptocarpum
)
Slender-leaf clammyweed
(
Polanisia tenuifolia
)
Slender-leaved Pondweed
(
Potamogeton filiformis
)
Slender-leaved Sandwort
(
Arenaria capillaris
)
Slender-stem Waterleaf
(
Hydrophyllum tenuipes
)
Slender-tubed Iris
(
Iris chrysophylla
)
Slenderwood Grass
(
Cinna latifolia
)
Slim Larkspur
(
Delphinium depauperatum
)
Slimleaf Goosefoot
(
Chenopodium leptophyllum
)
Slim-pod milk-vetch
(
Astragalus leptocarpus
)
Slimpod Shooting Star
(
Dodecatheon conjugens
)
Slippery Elm
(
Ulmus rubra
)
Sloe
(
Prunus alleghaniensis
)
Sloe
(
Prunus spinosa
)
Black
Sloe
(
Prunus umbellata
)
Miss
Slosson's Wood Fern
(
Dryopteris cristata
×
marginalis
)
Slough Grass
(
Beckmannia syzigachne
)
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