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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Common Threesquare
Schoenoplectus pungens
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Three Square
Schoenoplectus pungens var. longispicatus
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Rocky Mountain Bulrush
Schoenoplectus saximontanus
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Water Bulrush
Schoenoplectus subterminalis
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Tule
Schoenoplectus tabernaemontani
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Black Bog-rush
Schoenus nigricans
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Common Tule
Scirpus acutus var. acutus
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Congdon's Bulrush
Scirpus congdonii
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Umbrella Bulrush
Scirpus diffusus
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Panicled Bulrush
Scirpus microcarpus
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Pendulous Bulrush
Scirpus pendulus
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Johnson's Bee-hive Cactus
Sclerocactus johnsonii
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Mojave Fishhook Cactus
Sclerocactus polyancistrus
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Northwestern Yellowflax
Sclerolinon digynum
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Burro Grass
Scleropogon brevifolius
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Fetid Adderstongue
Scoliopus bigelovii
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Rixford Rockwort
Scopulophila rixfordii
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Black Flowered Figwort
Scrophularia atrata
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Bee Plant
Scrophularia californica
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Desert Figwort
Scrophularia desertorum
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Lanceleaf Figwort
Scrophularia lanceolata
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Santa Catalina Figwort
Scrophularia villosa
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Snapdragon Skullcap
Scutellaria antirrhinoides
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Sierra Skullcap
Scutellaria bolanderi
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Southern Mountains Skullcap
Scutellaria bolanderi ssp. austromontana
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Sierra Skullcap
Scutellaria bolanderi ssp. bolanderi
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California Skullcap
Scutellaria californica
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Marsh Skullcap
Scutellaria galericulata
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Mad Dog Skullcap
Scutellaria lateriflora
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Mexican Bladdersage
Scutellaria mexicana
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Dwarf Skullcap
Scutellaria nana
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Curve Flowered Skullcap
Scutellaria siphocampyloides
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Danny's Skullcap
Scutellaria tuberosa
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Lake County Stonecrop
Sedella leiocarpa
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Central California Stonecrop
Sedella pentandra
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Sierra Mock Stonecrop
Sedella pumila
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Feather River Stonecrop
Sedum albomarginatum
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Cascade Stonecrop
Sedum divergens
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Red Mountain Stonecrop
Sedum eastwoodiae
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Roseflower Stonecrop
Sedum flavidum
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Sierra Stonecrop
Sedum kiersteadiae
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Spearleaf Stonecrop
Sedum lanceolatum
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Rose Flowered Stonecrop
Sedum laxum
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Heckner's Stonecrop
Sedum laxum ssp. heckneri
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Rose Flowered Stonecrop
Sedum laxum ssp. laxum
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Davidson's Stonecrop
Sedum niveum
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Oblongleaf Stonecrop
Sedum oblanceolatum
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Sierra Stonecrop
Sedum obtusatum
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Sierra Stonecrop
Sedum obtusatum ssp. obtusatum
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Oregon Stonecrop
Sedum oreganum
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Cream Stonecrop
Sedum oregonense
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Canyon Creek Stonecrop
Sedum paradisum
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Coast Range Stonecrop
Sedum radiatum
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Sierra Stonecrop
Sedum sanhedrinum
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Yellow Stonecrop
Sedum spathulifolium
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Campbell Lake Stonecrop
Sedum spathulifolium 'Campbell Lake'