Calochortus umbellatus |
Calochortus uniflorus |
|
---|---|---|
Oakland mariposa lily, Oakland star-tulip |
large-flower star-tulip, Monterey mariposa lily, pink star-tulip |
|
Stems | usually branching, 8–25 cm, not bearing bulblets. |
usually not branching, shorter than 5(–10) cm, bearing bulblets near base. |
Leaves | basal persistent, 2–4 dm; blade lanceolate, flat; cauline usually present. |
basal persistent, 1–4 dm; blade lanceolate, flat; cauline usually present. |
Inflorescences | subumbellate, 3–12-flowered. |
subumbellate, 1–5-flowered; bracts 2–4, linear, attenuate. |
Flowers | ± erect; perianth open, campanulate; sepals 10–14 mm; petals white to pale pink, usually with purple blotch near gland, widely obovate to cuneate, 12–18 mm, adaxial surface not ciliate, ± glabrous, margins irregularly dentate distally; glands basally convex, covered by broad, ciliate membrane, bordered distally by short hairs; filaments longer than anthers; anthers oblong, apex acute or obtuse. |
erect; perianth open, campanulate; sepals elliptic-lanceolate, 12–16 mm, glabrous, apex acuminate; petals ± white to pink, often with purple blotch distal to gland, broadly obovate, cuneate, 15–28 mm, adaxial surface glabrous or sparsely hairy, margins irregularly dentate distally; glands covered with ciliate membranes, bordered distally by short hairs; filaments longer than anthers; anthers oblong, apex obtuse or acute. |
Capsules | nodding, 3-winged, 1–2 cm. |
nodding, narrowly 3-winged, 1–3 cm. |
Seeds | dark brown, irregular. |
dark brown, irregular. |
2n | = 20. |
= 20, 40. |
Calochortus umbellatus |
Calochortus uniflorus |
|
Phenology | Flowering early spring–early summer. | Flowering late spring–mid summer. |
Habitat | Openings in chaparral or woods, often on serpentine | Moist meadows |
Elevation | 100–700 m (300–2300 ft) | 0–200 m (0–700 ft) |
Distribution |
CA
|
CA; OR
|
Discussion | Calochortus umbellatus grows around San Francisco Bay. It is reported also from Lake County. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
|
Source | FNA vol. 26, p. 127. | FNA vol. 26, p. 127. |
Parent taxa | Liliaceae > Calochortus | Liliaceae > Calochortus |
Sibling taxa | ||
Name authority | Alph. Wood: Proc. Acad. Nat. Sci. Philadelphia 20: 168. (1868) | Hooker & Arnott: Bot. Beechey Voy., 398, plate 94. (1840) |
Web links |