Calochortus lyallii |
Calochortus monanthus |
|
---|---|---|
Lyall's mariposa-lily |
Shasta River mariposa lily, single-flower mariposa-lily |
|
Habit | Plants bulbose; bulb coat membranous. | |
Stems | not branching or with branch in axil of cauline leaf, straight, 1–5 dm. |
not branching, straight. |
Leaves | basal solitary, persistent, 1–3 dm × 2–20 mm, usually not exceeding inflorescence; blade tapering toward both ends. |
basal withering; blade linear-attenuate. |
Inflorescences | subumbellate, 1–9-flowered; bracts 2–several, lanceolate to linear, attenuate, unequal, 1–5 cm; peduncle slender, becoming stiffly erect in fruit. |
1-flowered, long-peduncled; bracts opposite. |
Flowers | erect or spreading; perianth open, campanulate; sepals white or purplish-tinged, usually with purple crescent, lanceolate, usually equaling petals, often adaxially papillose, apex acuminate to attenuate; petals white or purplish-tinged, usually with median, red-purple, adaxial crescent distal to gland, ovate to lanceolate, abruptly contracted at base into short, conspicuous claw, usually conspicuously fringed with long, slender hairs, adaxial surface ± papillose, bearing a few long hairs distal to claw, apex acute to acuminate; glands transversely oblong, depressed, arched upward, bordered proximally by narrower, crenate membrane, with short, thick hairs toward distal margin of enclosed surface, both fringe of lower membrane and hairs densely long-papillose; filaments basally dilated, ± equaling anthers; anthers oblong-lanceolate, apex acute to short-apiculate. |
erect; perianth open, turbinate to campanulate; sepals lanceolate, attenuate, ca. 4 cm; petals pinkish, with chevron-shaped, dark red blotch distal to gland, obovate, cuneate, rounded, ca. 5 cm, with few flexible hairs near gland, margins irregularly dentate distally; glands oblong, not depressed, densely covered with slender, unbranched hairs; filaments lanceolate-linear, shorter than anthers; anthers short-tipped. |
Capsules | erect, 3-winged, ellipsoid, base and apex acute. |
erect, linear, angled. |
Seeds | irregular. |
unknown. |
2n | = 20. |
|
Calochortus lyallii |
Calochortus monanthus |
|
Phenology | Flowering late spring–mid summer. | Flowering late spring–mid summer. |
Habitat | Dry slopes, open coniferous forests | Vernal meadows |
Elevation | 300–1500 m (1000–4900 ft) | 800 m (2600 ft) |
Distribution |
WA; BC
|
CA |
Discussion | Calochortus monanthus is known only from a single collection from meadow along the Shasta River, near Yreka, Siskiyou County, by E. L. Greene in June, 1876. It is presumed extinct. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
|
Source | FNA vol. 26, p. 130. | FNA vol. 26, p. 133. |
Parent taxa | Liliaceae > Calochortus | Liliaceae > Calochortus |
Sibling taxa | ||
Name authority | Baker: J. Linn. Soc., Bot. 14: 305. (1874) | Ownbey: Ann. Missouri Bot. Gard. 27: 465, plate 39, figs. 3, 4. (1940) |
Web links |