Calochortus howellii |
Calochortus amoenus |
|
---|---|---|
Howell's mariposa lily |
purple fairy-lantern |
|
Stems | slender, not branching or rarely branching in axil of cauline leaf, straight, 2–4 dm. |
branching, 2–5 dm. |
Leaves | basal persistent, 20–35 cm; blade gradually tapering distally, adaxially pubescent. |
basal persistent, 2–5 dm; blade linear, flat. |
Inflorescences | subumbellate, 1–3-flowered; bracts 2, subopposite, linear to narrowly lanceolate, attenuate, 1–3 cm. |
2–many-flowered. |
Flowers | erect; perianth open, campanulate; sepals shorter than petals, ovate-acuminate, glabrous; petals yellowish white, with purplish hairs toward base, broadly obovate, cuneate, inconspicuously fringed laterally, sparingly short-hairy adaxially, apex rounded; glands transversely oblong, slightly depressed, densely covered with short, distally branching hairs, the bases of which unite at lower margin to form inconspicuous, discontinuous membranes; filaments shorter than anthers; anthers oblong-lanceolate, apex acute to short-apiculate. |
nodding; perianth closed at apex, globular; sepals spreading, lanceolate, 10–15 mm, glabrous, apex acute; petals rose, elliptic-obovate, 16–25 mm, margins sparsely ciliate and hairy; glands ± depressed, with 4–5 ciliate membranes, proximal membrane ± equaling petal width; filaments equaling anthers; anthers oblong, apex obtuse. |
Capsules | erect, 3-winged, ellipsoid, ca. 2 cm, base and apex acute. |
nodding, narrowly winged, oblong, 2–3 cm, apex obtuse or acute. |
Seeds | light-colored, irregular. |
dark brown, irregular. |
2n | = 20. |
= 20. |
Calochortus howellii |
Calochortus amoenus |
|
Phenology | Flowering late spring–mid summer. | Flowering mid spring–mid summer. |
Habitat | Dry, rocky, serpentine soils | Grassy slopes in partial shade |
Elevation | 300–500 m (1000–1600 ft) | 500–1500 m (1600–4900 ft) |
Distribution |
OR
|
CA
|
Discussion | Calochortus howellii is known only from the Illinois River valley, Josephine County. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
|
Source | FNA vol. 26, p. 129. | FNA vol. 26, p. 122. |
Parent taxa | Liliaceae > Calochortus | Liliaceae > Calochortus |
Sibling taxa | ||
Name authority | S. Watson: Proc. Amer. Acad. Arts 23: 266. (1888) | Greene: Pittonia 2: 71. (1890) |
Web links |