Calochortus clavatus

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.

Distribution

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• Legacy Map

Calif.

Discussion

Varieties 5 (5 in the flora).

Selected References

None.

Lower Taxa

Calochortus clavatus var. avius, Calochortus clavatus var. clavatus, Calochortus clavatus var. gracilis, Calochortus clavatus var. pallidus, Calochortus clavatus var. recurvifolius

Key

1	Petals shorter than sepals; petal glands very deeply depressed.	Calochortus clavatus var. avius
1	Petals longer than sepals; petal glands shallowly to moderately depressed.	> 2
2	Stems straight, slender, usually 3 dm or shorter.	> 2
2	Stems flexuous, coarse, usually 5–10 dm.	> 3
3	Petals 3–4 cm, sparsely bearded; leaves not recurved.	Calochortus clavatus var. gracilis
3	Petals 4–5 cm, bearded; leaves strongly recurved.	Calochortus clavatus var. recurvifolius
4	Petals deep yellow, hairs very knobby; anthers deep purple.	Calochortus clavatus var. clavatus
4	Petals light yellow, hairs not very knobby; anthers yellow to medium purple.	Calochortus clavatus var. pallidus