Calochortus eurycarpus |
Calochortus obispoensis |
|
---|---|---|
big-pod mariposa, big-pod mariposa lily, white mariposa lily, wide-fruit mariposa lily |
San Luis mariposa-lily |
|
Habit | Plants usually bulbose; bulb coat fibrous-reticulate. | |
Stems | not branching, straight, 1–5 dm. |
slender, branching, straight, 3–6 dm. |
Leaves | basal persistent, subtended by inflorescence, 1–3 dm × 5–25 mm; blade flat, tapering toward both ends, becoming involute. |
basal withering, 2–3 dm; blade linear-lanceolate. |
Inflorescences | subumbellate, 1–5-flowered; bracts 2 or more, narrowly lanceolate to linear, long-attenuate, unequal, 1–5 cm. |
2–6-flowered. |
Flowers | erect; perianth open, campanulate; sepals ovate to lanceolate, usually much shorter than petals, glabrous, apex acute to acuminate; petals creamy white to lavender, with conspicuous median red-purple adaxial blotch, obovate, invested near gland with few long, flexuous hairs, base cuneate, apex rounded or acute; glands triangular-lunate, slightly depressed, bordered proximally by comparatively narrow, deeply fringed membrane, distally often by narrower, crenate membranes, enclosed surface densely covered with long yellowish hairs, which, with membrane fringe, are often inconspicuously papillose; filaments slightly longer than anthers; anthers oblong, apex obtuse. |
erect; perianth opening flat, campanulate; sepals often reflexed, lanceolate, 1–3 cm, glabrous, apex long-tapered; petals yellow to deep orange, purple-brown at tip, oblong-ovate, 1–2 cm, conspicuously bearded, margins fringed or dentate, apex fringed with hairy tufts; glands round, slightly depressed, glabrous, surrounded and obscured by ring of slender, dense hairs united at base; filaments 7–8 mm; anthers oblong, apex acute. |
Capsules | erect, 3-winged, ellipsoid-oblong. |
erect, linear, 3-angled, 3–4 cm, apex acute. |
Seeds | light beige. |
light yellow, translucent. |
2n | = 20. |
= 18. |
Calochortus eurycarpus |
Calochortus obispoensis |
|
Phenology | Flowering summer. | Flowering late spring–mid summer. |
Habitat | Grasslands and open coniferous forests | Dry stony hills, canyons, edge of chaparral, serpentine |
Elevation | 700–2700 m (2300–8900 ft) | 100–500 m (300–1600 ft) |
Distribution |
ID; MT; NV; OR; WA; WY
|
CA |
Discussion | Of conservation concern. Calochortus obispoensis is restricted to San Luis Obispo County. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
|
Source | FNA vol. 26. | FNA vol. 26, p. 141. |
Parent taxa | Liliaceae > Calochortus | Liliaceae > Calochortus |
Sibling taxa | ||
Synonyms | C. nitidus var. eurycarpus | |
Name authority | S. Watson: Botany (Fortieth Parallel), 348. (1871) | Lemmon: Bot. Gaz. 11: 180. (1886) |
Web links |