Calochortus aureus |
Calochortus monanthus |
|
---|---|---|
golden mariposa lily |
Shasta River mariposa lily, single-flower mariposa-lily |
|
Habit | Plants usually bulbose; bulb coat, when present, membranous. | Plants bulbose; bulb coat membranous. |
Stems | usually not branching or twisted, 1–3 dm. |
not branching, straight. |
Leaves | basal withering, 1–2 dm; blade linear. |
basal withering; blade linear-attenuate. |
Inflorescences | erect, subumbellate, 1–4-flowered; bracts unequal at base of inflorescence, 1–6 cm. |
1-flowered, long-peduncled; bracts opposite. |
Flowers | erect; perianth open, campanulate; sepals with maroon blotch distal to gland, broadly lanceolate, 1–4 cm, apex acuminate; petals lemon yellow, with maroon blotch distal to gland, broadly obovate, cuneate, 3–3.5 cm, ± glabrous or with a few lemon-yellow hairs near gland; glands round, depressed, surrounded by conspicuously fringed membranes, densely covered with short, unbranched or distally branching hairs; filaments ca. equaling anthers; anthers yellowish cream, oblong, apex obtuse. |
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, light tan to light brown, linear-lanceoloid, 3-angled, ca. 2.5–5 cm, apex acuminate. |
erect, linear, angled. |
Seeds | light yellow, flat. |
unknown. |
2n | = 32. |
|
Calochortus aureus |
Calochortus monanthus |
|
Phenology | Flowering late spring–mid summer. | Flowering late spring–mid summer. |
Habitat | Dry sandy–clayey places | Vernal meadows |
Elevation | 1200–2000 m (3900–6600 ft) | 800 m (2600 ft) |
Distribution |
AZ; NM; UT
|
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. | FNA vol. 26, p. 133. |
Parent taxa | Liliaceae > Calochortus | Liliaceae > Calochortus |
Sibling taxa | ||
Synonyms | C. nuttallii var. aureus | |
Name authority | S. Watson: Amer. Naturalist 7: 303. (1873) | Ownbey: Ann. Missouri Bot. Gard. 27: 465, plate 39, figs. 3, 4. (1940) |
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