Calochortus raichei

Farwig & V. Girard

Herbertia 43(1): 3, figs. 1, 2. 1987.

Common names: Cedars fairy lantern
IllustratedEndemicConservation concern
Treatment appears in FNA Volume 26. Treatment on page 124. Mentioned on page 119, 123.

Stems usually not branching distal to base, 1–10 dm, conspicuously glaucous. Leaves: basal 3–4 dm; blade linear, attenuate, channeled, conspicuously glaucous. Inflorescences 1–2-flowered; bracts paired, opposite. Flowers nodding; perianth ± closed at apex, ± oblong; sepals appressed to petals, grayish mauve to pale green, broadly lanceolate, 1–2.5 cm, glabrous, apex acuminate; petals pale yellow, obovate, 2–4.5 cm, adaxial surface moderately hairy from gland to apex, margins moderately ciliate to apex, apex acuminate to acute; glands depressed, with long, thin, distal hairs; filaments 7–9 mm; anthers ± oblong, 6 mm, apex obtuse. Capsules nodding, ridged, not winged, oblong, 2–4 cm, apex acute. Seeds dark brown, irregular.

Phenology: Flowering summer.
Habitat: Exposed serpentine soil in open woodlands
Elevation: less than 300 m


Of conservation concern.

Calochortus raichei is known only from the headwaters area of Big Austin Creek, Sonoma County. It is threatened by mining activities.

Selected References


Lower Taxa