Calochortus nudus

S. Watson

Proc. Amer. Acad. Arts 14: 263. 1879.

Common names: Shasta star-tulip
Synonyms: Calochortus nudus var. shastensis (Purdy) Jepson Calochortus shastensis
Treatment appears in FNA Volume 26. Treatment on page 128. Mentioned on page 121, 126.

Stems usually not branching, 1–3 dm. Leaves: basal persistent, 0.5–2 dm; blade lanceolate, tapering at base, flat, glabrous adaxially. Inflorescences 1–several-flowered. Flowers erect; perianth open, campanulate; sepals lanceolate, 10–12 mm, glabrous, apex acuminate; petals pale lavender, widely obovate, 14–16 mm, adaxial surface ± glabrous, not ciliate; glands not deeply depressed, bordered proximally by wide, ciliate membranes; anthers linear-oblong, apex obtuse or acute. Capsules erect, 3-winged, 1–2 cm. Seeds light brown, irregular. 2n = 20.

Phenology: Flowering late spring–mid summer.
Habitat: Moist grassy areas, meadows, lake and bog margins
Elevation: 1200–2500 m


Calochortus nudus hybridizes with C. minimus.

Selected References


Lower Taxa

... more about "Calochortus nudus"
P. L. Fiedler +  and R. K. Zebell +
S. Watson +
Shasta star-tulip +
Calif. +  and Oreg. +
1200–2500 m +
Moist grassy areas, meadows, lake and bog margins +
Flowering late spring–mid summer. +
Proc. Amer. Acad. Arts +
Illustrated +  and Endemic +
Calochortus nudus var. shastensis +  and Calochortus shastensis +
Calochortus nudus +
Calochortus +
species +