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51. Calochortus clavatus S. Watson, Proc. Amer. Acad. Arts. 14: 265. 1879.
Mariposa clavata (S. Watson) Hoover
Plants usually bulbose; bulb coat, when present, membranous. Stems slender or coarse, stout, branching or not, strongly flexuous, 3–10 dm. Leaves: basal withering, 1–2 dm; blade linear. Inflorescences subumbellate, 1–6-flowered; bracts 4–8 cm, bases dilated. 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. Capsules erect, lanceoloid-linear, angled, 6–9 cm, apex acuminate. Seeds light yellow, translucent, flat. 2n = 16.
Varieties 5 (5 in the flora): California.
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| 1 |
Petals shorter than sepals; petal glands very deeply depressed. |
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51e var. avius |
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Petals longer than sepals; petal glands shallowly to moderately depressed. |
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(2) |
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| 2 (2) |
Stems straight, slender, usually 3 dm or shorter. |
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(2) |
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Stems flexuous, coarse, usually 5–10 dm. |
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(3) |
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| 3 (2) |
Petals 3–4 cm, sparsely bearded; leaves not recurved. |
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51a var. gracilis |
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Petals 4–5 cm, bearded; leaves strongly recurved. |
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51d var. recurvifolius |
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| 4 |
Petals deep yellow, hairs very knobby; anthers deep purple. |
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51b var. clavatus |
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Petals light yellow, hairs not very knobby; anthers yellow to medium purple. |
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51c var. pallidus |
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