Calochortus luteus |
Calochortus venustus |
|
---|---|---|
yellow mariposa, yellow mariposa lily |
butterfly mariposa lily, square mariposa tulip |
|
Habit | Plants bulbose; bulb coat membranous. | |
Stems | slender, 2–5 dm. |
usually branching, 1–6 dm. |
Leaves | basal withering, 1–2 dm; blade linear. |
basal withering, 1–2 dm; blade linear. |
Inflorescences | subumbellate, 1–4-flowered; bracts 1–8 cm. |
subumbellate, 1–6(–10)-flowered; bracts 2–8 cm. |
Flowers | erect; perianth open, campanulate; sepals lanceolate-oblong, attenuate, 2–3 cm; petals deep yellow, usually streaked red-brown proximally, often with median red-brown blotch, cuneate to obovate, 2–4 cm, with a few slender hairs near gland; glands ± lunate to oblong, not depressed, covered with short, matted hairs; filaments 7–9 mm; anthers linear-oblong, 4–6 mm, apex obtuse or acute. |
erect; perianth open, campanulate; sepals lanceolate, 3–5 cm, apex recurved; petals white to brightly or deeply yellow, purple, or dark red, with dark red median blotch, often with second paler distal blotch, obovate or cuneate to clawed, rounded, 3–5 cm, with scattered proximal hairs, apex retuse to obtuse; glands in lower middle of petal, ± square, sometimes ovate, not depressed, covered with short, orange to red-purple hairs; filaments usually equaling anthers; anthers linear-lanceolate to oblong. |
Capsules | erect, lanceoloid-linear, angled, 3–6 cm. |
erect, linear, angled, 5–6 cm. |
Seeds | light beige, flat. |
light beige, ± flat, 4–6 mm. |
2n | = 14, 28. |
= 14. |
Calochortus luteus |
Calochortus venustus |
|
Phenology | Flowering late spring–mid summer. | Flowering mid spring–mid summer. |
Habitat | Heavy soils in grasslands, open woodlands, mixed evergreen forests | Light sandy soil, often in decomposed granite in valley grassland, foothill woodland, and pine forest |
Elevation | 0–700 m (0–2300 ft) | 300–2700 m (1000–8900 ft) |
Distribution |
CA
|
CA
|
Discussion | Coastal plants of Calochortus luteus are mostly triploid, while those of the interior are mostly diploid. Occasionally this species hybridizes with C. superbus. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
Flower color and pattern are very showy and exceedingly variable in Calochortus venustus. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
Source | FNA vol. 26, p. 135. | FNA vol. 26, p. 134. |
Parent taxa | Liliaceae > Calochortus | Liliaceae > Calochortus |
Sibling taxa | ||
Synonyms | Mariposa lutea | Mariposa venusta |
Name authority | Douglas ex Lindley: Edwards’s Bot. Reg. 19: plate 1567. (1833) | Douglas ex Bentham: Trans. Hort. Soc. London, ser. 2, 1: 412, plate 15, fig. 3. (1835) |
Web links |