Herbs glabrous, villous, and glandular puberulent distally. Stems erect or ascending, slender, wiry, usually many-branched, 5–15 cm. Leaves: proximalmost not clustered near base; blade usually lanceolateto narrowly ovate, sometimes elliptic, 0.5–1.8 × 0.2–0.5 cm, base rounded, margins inconspicuously serrulate or with 1–several small teeth, apex acute. Flowers opening near sunrise; floral tube 1–2.2 mm, villous on proximal 1/2 inside; sepals 1.2–4.2 mm, reflexed in pairs; petals 2.2–7 mm, each usually with 0 or 2 red dots basally; epise­palous filaments 2.4–3.2 mm, epipetalous fila­ments 1.2–2 mm, anthers 0.6–1.2 mm, pollen with less than 5% of grains 4- or 5-pored; style 2.8–7 mm, stigma 0.6–0.8 mm diam., surround by, or slightly exserted beyond, anthers at anthesis. Capsules 20–30 × 0.5–0.7 mm; subsessile. Seeds 0.8–1.6 × 0.4–0.6 mm.

Distribution

California.

Discussion

Subspecies 2 (2 in the flora).

P. H. Raven (1969) determined that Camissonia sierrae is self-compatible and outcrossing or auto­gamous; it is closely related to C. campestris.

Selected References

None.

Lower Taxa

Camissonia sierrae subsp. alticola, Camissonia sierrae subsp. sierrae

Key

1	Sepals 3–4.2 mm; base of petals with 2 red dots; styles 3–7 mm.	Camissonia sierrae subsp. sierrae
1	Sepals 1.2–3 mm; base of petals without red dots; styles 2.8–5 mm.	Camissonia sierrae subsp. alticola