TREATMENT FROM THE JEPSON MANUAL (1993) |
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©Copyright 1993 by the Regents of the University of California
For up-to-date information about California vascular plants, visit the Jepson eFlora. |
AND IS MAINTAINED FOR ARCHIVAL PURPOSES ONLY |
Perennial to trees, from membranous bulb, fibrous corm, scaly rhizome, or erect caudex
Stem generally underground
Leaves generally basal, often withering early, alternate, generally ± linear
Inflorescence various, generally bracted
Flower generally bisexual, generally radial; perianth often showy, segments generally 6 in two petal-like whorls (outer sometimes sepal-like), free or fused at base; stamens 6 (or 3 + generally 3 ± petal-like staminodes), filaments sometimes attached to perianth or fused into a tube or crown; ovary superior or inferior, chambers 3, placentas generally axile, style generally 1, stigmas generally 3
Fruit: generally capsule, loculicidal or septicidal (berry or nut)
Genera in family: ± 300 genera, 4600 species: especially ± dry temp and subtropical; many cultivated for ornamental or food;some TOXIC . Here includes genera sometimes treated in Agavaceae, Amaryllidaceae, and other families.
Bulb coat generally membranous
Leaves generally linear to lanceolate; basal leaf 1; cauline leaves 0several, smaller upwards
Inflorescence often ± umbel-like; flowers 2many
Flower spheric and closed to nearly rotate; sepals generally < petals, generally ± lanceolate (ovate), generally nearly glabrous; petals generally widely wedge-shaped, generally hairy inside, nectary near base; filaments ± flat, anthers generally attached at base; style 1, stigmas 3
Fruit: capsule, septicidal, generally ± oblong, generally 3-angled or -winged; chambers 3
Seeds many in 2 rows per chamber, generally flat, generally netted, generally ± yellow
Species in genus: ± 65 species: w North America, C.Am; many cultivated. Bulbs of some eaten by native Americans. Nectary shape and hairs important to identification
Etymology: (Greek: beautiful grass)
Reference: [Ness 1989 Syst Bot 14:495505]
Sect. Calochortus by Bryan Ness.
Native |
Stem 1060 cm, generally branched; base bulblet-bearing
Leaves: basal 1020 cm, withering
Inflorescence ± umbel-like; flowers 16, erect; bracts 28 cm
Flower: perianth bell-shaped; sepals 2030 mm, tips recurved; petals 3050 mm, ± obovate, ± clawed, white, yellow, purple, or dark red, centrally dark-blotched, generally with 2nd paler blotch above, distally dark-margined, sparsely hairy toward base, nectary not in red spot, not depressed, ± square, short-hairy
Fruit erect, 56 cm, linear, angled
Chromosomes: n=7
Ecology: Sandy (often granitic) soil in grassland, woodland, yellow-pine forest
Elevation: 3002700 m.
Bioregional distribution: Sierra Nevada Foothills, Central Western California, Western Transverse Ranges, San Gabriel Mountains.Fls highly variable, generally very showy
Horticultural information: DRN, DRY: 1, 2, 3, 7, 9, 14, 18, 19, 20, 21, 22, 23, 24 &SUN: 15, 16, 17; may be DFCLT.