Calochortus bruneaunis |
Calochortus howellii |
|
---|---|---|
Bruneau mariposa lily, pinyon mariposa |
Howell's mariposa lily |
|
Habit | Plants usually bulbose; bulb coat, when present, membranous. | |
Stems | usually not branching or twisted, 1–4 dm. |
slender, not branching or rarely branching in axil of cauline leaf, straight, 2–4 dm. |
Leaves | basal withering, 1–2 dm; blade linear. |
basal persistent, 20–35 cm; blade gradually tapering distally, adaxially pubescent. |
Inflorescences | 1–4-flowered; bracts 2–4 cm. |
subumbellate, 1–3-flowered; bracts 2, subopposite, linear to narrowly lanceolate, attenuate, 1–3 cm. |
Flower(s) | erect; perianth open, campanulate; sepals with dark red or purple blotch near base, lanceolate, 1–4 cm, usually glabrous, apex acuminate; petals white tinged with lilac, with longitudinal median green stripe on abaxial surface and dark red or purple crescent distal to gland, narrowly obovate, 2–4 cm, ± glabrous; glands surrounded by yellow border, round, depressed, surrounded by conspicuously fringed membrane, densely covered with short, unbranched or distally branching hairs; filaments 5–6 mm; anthers yellow, blue, or maroon, oblong, 5–7 mm, apex obtuse. |
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. |
Capsules | erect, linear-lanceoloid, angled, 3–7 cm, apex acuminate. |
erect, 3-winged, ellipsoid, ca. 2 cm, base and apex acute. |
Seeds | yellow, flat. |
light-colored, irregular. |
2n | = 14. |
= 20. |
Calochortus bruneaunis |
Calochortus howellii |
|
Phenology | Flowering late spring–summer. | Flowering late spring–mid summer. |
Habitat | Dry brushy, grassy slopes, flats, pinyon-juniper woodlands | Dry, rocky, serpentine soils |
Elevation | 900–3000 m (3000–9800 ft) | 300–500 m (1000–1600 ft) |
Distribution |
CA; ID; MT; NV; OR; UT
|
OR
|
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. | FNA vol. 26, p. 129. |
Parent taxa | Liliaceae > Calochortus | Liliaceae > Calochortus |
Sibling taxa | ||
Synonyms | C. nuttallii var. bruneaunis | |
Name authority | A. Nelson & J. F. Macbride: Bot. Gaz. 55: 372. (1913) | S. Watson: Proc. Amer. Acad. Arts 23: 266. (1888) |
Web links |