Jepson Flora Project: Jepson Interchange    

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Jepson Interchange (more information)
©Copyright 1993 by the Regents of the University of California

  • Up-to-date information about California vascular plants is available from the Jepson eFlora.



Dale W. McNeal, except as specified

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.


Peggy Fiedler and Bryan Ness

Bulb coat generally membranous
Leaves generally linear to lanceolate; basal leaf 1; cauline leaves 0–several, smaller upwards
Inflorescence often ± umbel-like; flowers 2–many
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 14:495–505]
Sect. Calochortus by Bryan Ness.


C. palmeri S. Watson

Stem 30–60 cm, straight, generally branched; base generally bulblet-bearing
Leaves: basal 10–20 cm, withering
Inflorescence: flowers 1–6, erect; bracts 1–2 cm
Flower: perianth widely bell-shaped; sepals ± 30 mm, generally brown-spotted near base; petals 20–30 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: 1200–2200 m.
Bioregional distribution: Tehachapi Mountain Area, s Central Western California, Transverse Ranges, San Jacinto Mountains.


var. munzii Ownbey


Stem: bulblets 0
Inflorescence: pedicels paired; bracts opposite
Flower: nectary glabrous or purple-hairy
Ecology: Yellow-pine forest
Elevation: 1200–2200 m.
Bioregional distribution: San Jacinto Mountains.
See the CNPS Inventory for information about endangerment and rarity.
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bioregional map for CALOCHORTUS%20palmeri%20var.%20munzii being generated

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