Black Seed Sand-spurrey
Spergularia atrosperma
Calscape.org
Calscape.org
Canadian Sandspurry
Spergularia canadensis
Calscape.org
Large Flowered Sand Spurry
Spergularia macrotheca
Calscape.org
Spergularia macrotheca var. leucantha
Calscape.org
Sticky Sandspurry
Spergularia macrotheca var. longistyla
Calscape.org
Saltmarsh Sand-spurrey
Spergularia marina
Calscape.org
Cinquefoil False Sagebrush
Sphaeromeria potentilloides
Calscape.org
Cinquefoil Tansy
Sphaeromeria potentilloides var. potentilloides
Calscape.org
Woollyhead Parsnip
Sphenosciadium capitellatum
Calscape.org
Douglas's Spirea
Spiraea douglasii
Calscape.org
Irish Lady's-tresses
Spiranthes romanzoffiana
Calscape.org
Common Duckmeat
Spirodela polyrhiza
Calscape.org
Ajuga Hedge Nettle
Stachys ajugoides
Calscape.org
White Hedge Nettle
Stachys albens
Calscape.org
Berg's Hedgenettle
Stachys bergii
Calscape.org
Coastal Hedgenettle
Stachys chamissonis
Calscape.org
Marsh Hedgenettle
Stachys palustris
Calscape.org
Short Spike Hedge Nettle
Stachys pycnantha
Calscape.org
Rigid Hedge Nettle
Stachys rigida var. rigida
Calscape.org
Sonoma Hedgenettle
Stachys stricta
Calscape.org
Sitka Starwort
Stellaria borealis ssp. sitchana
Calscape.org
Northern Starwort
Stellaria calycantha
Calscape.org
Crisp Starwort
Stellaria crispa
Calscape.org
Longstalk Starwort
Stellaria longipes
Calscape.org
Goldie's Starwort
Stellaria longipes ssp. longipes
Calscape.org
Umbellate Starwort
Stellaria umbellata
Calscape.org
Western Featherbells
Stenanthium occidentale
Calscape.org
Claspleaf Twistedstalk
Streptopus amplexifolius
Calscape.org
Streptopus amplexifolius var. americanus
Calscape.org
Fineleaf Pondweed
Stuckenia filiformis
Calscape.org
Pondweed
Stuckenia pectinata
Calscape.org
Nevada Pondweed
Stuckenia striata
Calscape.org
Leafcover Saltweed
Stutzia covillei
Calscape.org
Horned Seablite
Suaeda calceoliformis
Calscape.org
Bush Seepweed
Suaeda nigra
Calscape.org
Seablite
Suaeda taxifolia
Calscape.org
Water Awlwort
Subularia aquatica
Calscape.org
Star Swertia
Swertia perennis
Calscape.org
Eaton's Aster
Symphyotrichum bracteolatum
Calscape.org
California Aster
Symphyotrichum chilense
Calscape.org
Dwarf Coast Aster
Symphyotrichum chilense 'Dwarf'
Calscape.org
Parry's Leafy Aster
Symphyotrichum foliaceum var. apricum
Calscape.org
Parry's Aster
Symphyotrichum foliaceum var. parryi
Calscape.org
Short-rayed Alkali Aster
Symphyotrichum frondosum
Calscape.org
Western Lance Leaf Aster
Symphyotrichum lanceolatum var. hesperium
Calscape.org
Western Mountain Aster
Symphyotrichum spathulatum var. spathulatum
Calscape.org
Western Bog Aster
Symphyotrichum spathulatum var. yosemitanum
Calscape.org
Diffuseflower Evening Primrose
Taraxia subacaulis
Calscape.org
Small Coastal Germander
Teucrium cubense
Calscape.org
Western Meadow Rue
Thalictrum occidentale
Calscape.org
Fewflower Meadow-rue
Thalictrum sparsiflorum
Calscape.org
Entireleaved Thelypody
Thelypodium integrifolium
Calscape.org
Entireleaved Thelypody
Thelypodium integrifolium ssp. affine
Calscape.org
Showy Maiden Fern
Thelypteris puberula
Calscape.org
Sonoran Maiden Fern
Thelypteris puberula var. sonorensis
Calscape.org
Western Red Cedar
Thuja plicata
Calscape.org
Sugar Scoop
Tiarella trifoliata
Calscape.org
Piggyback Plant
Tolmiea menziesii
Calscape.org
Cool Gold Piggy Back Plant
Tolmiea menziesii 'Cool Gold'
Calscape.org
Taff's Gold Piggy Back Plant
Tolmiea menziesii 'Taff's Gold'