Calochortus lyallii |
Calochortus macrocarpus |
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Lyall's mariposa-lily |
green-banded star-tulip, sagebrush mariposa-lily |
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Habit | Plants usually bulbose; bulb coat membranous. | |||||
Stems | not branching or with branch in axil of cauline leaf, straight, 1–5 dm. |
usually not branching, stout, 2–5 dm. |
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Leaves | basal solitary, persistent, 1–3 dm × 2–20 mm, usually not exceeding inflorescence; blade tapering toward both ends. |
basal withering, 0.5–1 dm; blade linear. |
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Inflorescences | subumbellate, 1–9-flowered; bracts 2–several, lanceolate to linear, attenuate, unequal, 1–5 cm; peduncle slender, becoming stiffly erect in fruit. |
subumbellate, 1–3-flowered; bracts 3–5 cm. |
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Flowers | erect or spreading; perianth open, campanulate; sepals white or purplish-tinged, usually with purple crescent, lanceolate, usually equaling petals, often adaxially papillose, apex acuminate to attenuate; petals white or purplish-tinged, usually with median, red-purple, adaxial crescent distal to gland, ovate to lanceolate, abruptly contracted at base into short, conspicuous claw, usually conspicuously fringed with long, slender hairs, adaxial surface ± papillose, bearing a few long hairs distal to claw, apex acute to acuminate; glands transversely oblong, depressed, arched upward, bordered proximally by narrower, crenate membrane, with short, thick hairs toward distal margin of enclosed surface, both fringe of lower membrane and hairs densely long-papillose; filaments basally dilated, ± equaling anthers; anthers oblong-lanceolate, apex acute to short-apiculate. |
erect; perianth open, campanulate; sepals lanceolate, 4–5 cm, apex acuminate; petals purple, with median green stripe on abaxial surface, obovate, 4–6 cm, bearded distal to gland, apex acuminate; glands triangular-sagittate, slightly depressed, densely covered with slender hairs; filaments 8–9 mm; anthers lanceolate-linear, ca. 1 cm, apex obtuse. |
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Capsules | erect, 3-winged, ellipsoid, base and apex acute. |
erect, lanceoloid-linear, angled, 4–5 cm, apex acuminate. |
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Seeds | irregular. |
flat, inflated. |
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2n | = 20. |
= 14. |
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Calochortus lyallii |
Calochortus macrocarpus |
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Phenology | Flowering late spring–mid summer. | |||||
Habitat | Dry slopes, open coniferous forests | |||||
Elevation | 300–1500 m (1000–4900 ft) | |||||
Distribution |
WA; BC
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w North America
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Discussion | Varieties 2 (2 in the flora). (Discussion copyrighted by Flora of North America; reprinted with permission.) |
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Key |
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Source | FNA vol. 26, p. 130. | FNA vol. 26, p. 136. | ||||
Parent taxa | Liliaceae > Calochortus | Liliaceae > Calochortus | ||||
Sibling taxa | ||||||
Subordinate taxa | ||||||
Synonyms | Mariposa macrocarpa | |||||
Name authority | Baker: J. Linn. Soc., Bot. 14: 305. (1874) | Douglas: Trans. Hort. Soc. London 7: 276, plate 8. (1828) | ||||
Web links |
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