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 3060 cm, straight, generally branched; base generally bulblet-bearing
Leaves: basal 1020 cm, withering
Inflorescence: flowers 16, erect; bracts 12 cm
Flower: perianth widely bell-shaped; sepals ± 30 mm, generally brown-spotted near base; petals 2030 mm, white to lavender, sometimes brown-spotted above nectary, generally yellow-hairy near nectary, nectary not depressed, ± round, generally densely thick-knobby-yellow- (or purple-)hairy
Fruit erect, ± 5 cm, linear, angled
Chromosomes: n=7
Ecology: Meadows, vernally moist places in yellow-pine forest, chaparral
Elevation: 12002200 m.
Bioregional distribution: Tehachapi Mountain Area, s Central Western California, Transverse Ranges, San Jacinto Mountains.
Native |
Stem: bulblets 0
Inflorescence: pedicels paired; bracts opposite
Flower: nectary glabrous or purple-hairy
Ecology: Yellow-pine forest
Elevation: 12002200 m.
Bioregional distribution: San Jacinto Mountains.