Arumleaf Arrowhead
Sagittaria cuneata
Calscape.org
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Wappato
Sagittaria latifolia
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Longbarb Arrowhead
Sagittaria longiloba
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Sagittaria montevidensis ssp. calycina
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Dwarf Saltwort
Salicornia bigelovii
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Virginia Glasswort
Salicornia depressa
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Pickleweed
Salicornia pacifica
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Red Swampfire
Salicornia rubra
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Gray Willow
Salix bebbiana
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Shortfruit Willow
Salix brachycarpa
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Brewer's Willow
Salix breweri
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Del Norte Willow
Salix delnortensis
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Drummond's Willow
Salix drummondiana
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Mountain Willow
Salix eastwoodiae
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Sandbar Willow
Salix exigua
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Narrow-leaved Willow
Salix exigua var. exigua
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Sandbar Willow
Salix exigua var. hindsiana
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Geyer's Willow
Salix geyeriana
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Goodding's Black Willow
Salix gooddingii
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Coastal Willow
Salix hookeriana
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Jepson's Willow
Salix jepsonii
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Shining Willow
Salix lasiandra
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Tail-leaf Willow
Salix lasiandra var. caudata
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Yellow Willow
Salix lasiandra var. lasiandra
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Arroyo Willow
Salix lasiolepis
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Lemmon's Willow
Salix lemmonii
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Tongueleaf Willow
Salix ligulifolia
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Yellow Willow
Salix lutea
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Dusky Willow
Salix melanopsis
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Sierra Willow
Salix orestera
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Alpine Willow
Salix petrophila
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Tea Leaved Willow
Salix planifolia
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Mackenzie's Willow
Salix prolixa
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Scouler's Willow
Salix scouleriana
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Sitka Willow
Salix sitchensis
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Tracy's Willow
Salix tracyi
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Seaside Brookweed
Samolus parviflorus
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Official Burnet
Sanguisorba officinalis
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Great Burnet
Sanguisorba officinalis ssp. microcephala
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Greasewood
Sarcobatus vermiculatus
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American Saw Wort
Saussurea americana
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Wood Saxifrage
Saxifraga mertensiana
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Leather Grape-fern
Sceptridium multifidum
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Tule
Schoenoplectus acutus var. occidentalis
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Olney's Bulrush
Schoenoplectus americanus
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California Bulrush
Schoenoplectus californicus
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Slender Bulrush
Schoenoplectus heterochaetus
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Three Square
Schoenoplectus pungens var. longispicatus
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Rocky Mountain Bulrush
Schoenoplectus saximontanus
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Tule
Schoenoplectus tabernaemontani
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Common Tule
Scirpus acutus var. acutus
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Congdon's Bulrush
Scirpus congdonii
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Panicled Bulrush
Scirpus microcarpus
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Northwestern Yellowflax
Sclerolinon digynum
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Sierra Skullcap
Scutellaria bolanderi
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Sierra Skullcap
Scutellaria bolanderi ssp. bolanderi
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Mad Dog Skullcap
Scutellaria lateriflora
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Sierra Mock Stonecrop
Sedella pumila
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Clark's Ragwort
Senecio clarkianus
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Water Groundsel
Senecio hydrophilus