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Orobanche valida

Hesperocyparis macrocarpa

Acacia botrydion

Microlaena stipoides

Polygonum polygamum

Parkinsonia microphylla

Penstemon duchesnensis

Peucedanum ostruthium

Masterwort

Piper methysticum

Kava

Sairocarpus cornutus

Rhamnus alnifolia

Rumex transitorius

Sairocarpus vexillocalyculatus subsp. breweri

Salix arbutifolia

Saxifraga cherlerioides

Senna aciphylla

Senna artemisioides subsp. circinnata

Senna pleurocarpa var. angustifolia

Sorbus alnifolia

Streptanthus californicus