Calochortus clavatus |
Calochortus coxii |
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club hair mariposa, clubhair mariposa lily, slender mariposa lily |
Cox's cat's ear, Cox's mariposa-lily |
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Habit | Plants usually bulbose; bulb coat, when present, membranous. | |||||||||||||||||
Stems | slender or coarse, stout, branching or not, strongly flexuous, 3–10 dm. |
usually not branching, straight to flexuous, often scapelike, 15–25 cm. |
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Leaves | basal withering, 1–2 dm; blade linear. |
basal ± erect, to 3 dm × 3–7 mm; blade with adaxial surface densely hairy, abaxial surface glabrous, shiny. |
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Inflorescences | subumbellate, 1–6-flowered; bracts 4–8 cm, bases dilated. |
erect, 1–7-flowered; bracts 1–several, 2.5–3 cm. |
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Flowers | erect; perianth open, cup-shaped; sepals usually with red-brown blotch at base, lanceolate-ovate, 2–4 cm, apex acute; petals lemon to golden yellow, with transverse line distal to gland, broadly cuneate to obovate, 3–5 cm; glands round, deeply depressed, densely covered with short hairs with branching, coralline tips, surrounded by conspicuously fringed membrane and club-shaped hairs; filaments ca. 10 mm; anthers purplish brown, oblong, 4–10 mm. |
erect; perianth open, campanulate; sepals ovate-acuminate, 20 × 8 mm; petals white, with reddish striations from base to gland and broad lavender chevron just distal to gland margins, broadly obovate, 2.5 cm, adaxial surface densely hairy, margins slightly ciliate; glands transversely oblong-lunate, deeply depressed, green at adaxial base, 1/2 to nearly equaling petal claw width, surrounded by yellow hairs that grade to white at petal apex, covered with membranous scales, scales covered with very small, translucent, rodlike hairs; filaments 7 mm; anthers reddish brown, 3–7 mm, apex apiculate. |
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Capsules | erect, lanceoloid-linear, angled, 6–9 cm, apex acuminate. |
nodding, 3-winged, ellipsoid-elongate, 3–4 cm. |
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Seeds | light yellow, translucent, flat. |
light beige, surface rough. |
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2n | = 16. |
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Calochortus clavatus |
Calochortus coxii |
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Phenology | Flowering mid summer. | |||||||||||||||||
Habitat | North-facing open grassy slopes or woods, on serpentine | |||||||||||||||||
Elevation | 200–1000 m (700–3300 ft) | |||||||||||||||||
Distribution |
CA
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OR
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Discussion | Varieties 5 (5 in the flora). (Discussion copyrighted by Flora of North America; reprinted with permission.) |
Of conservation concern. Calochortus coxii is endemic to Douglas County from near the Umpqua River to Myrtle Creek Mountain. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
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Key |
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Source | FNA vol. 26, p. 138. | FNA vol. 26, p. 126. | ||||||||||||||||
Parent taxa | Liliaceae > Calochortus | Liliaceae > Calochortus | ||||||||||||||||
Sibling taxa | ||||||||||||||||||
Subordinate taxa | ||||||||||||||||||
Synonyms | Mariposa clavata | |||||||||||||||||
Name authority | S. Watson: Proc. Amer. Acad. Arts 14: 265. (1879) | M. R. Godfrey & Callahan: Phytologia 65: 216, fig.1g–k. (1988) | ||||||||||||||||
Web links |