Jepson Flora Project: Jepson Interchange    

link to manual TREATMENT FROM THE JEPSON MANUAL (1993) previous taxon | next taxon
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.


Glenn Keator

Perennial from spheric, fibrous-coated corm; cormlets generally sessile
Leaves basal, 2–5, narrowly lanceolate, generally keeled, entire, glabrous, sometimes withered by flower
Inflorescence umbel- or raceme-like, generally dense (pedicels < flower); axis generally curved to twining, cylindric; bracts 2–4, ± papery
Flower: perianth tube cylindric to bell-shaped, lobes 6 in 2 petal-like whorls; staminodes generally 0 (stamen-like in 1 sp.); stamens 3 (6 in 1 sp.), filaments fused to perianth and into a crown-like tube, free filaments generally ± 0, anthers attached at base; style 1, stigma 3-lobed
Fruit: capsule, generally not stalked, generally ovoid, 3-angled, loculicidal
Seeds sharply angled, black
Chromosomes: n=9
Species in genus: 5 species: w US, especially n CA
Etymology: (Greek: toothed crown, from stamen appendages)
Reference: [Keator 1992 Four Seasons 9:24–39]

previous taxon | next taxon
bioregional map for DICHELOSTEMMA being generated

Retrieve Jepson Interchange Index to Plant Names entry for Dichelostemma
Retrieve dichotomous key for Dichelostemma
Overlay Consortium of California Herbaria specimen data by county on this map
Show other taxa with the same California distribution | Read about bioregions | Get lists of plants in a bioregion
Return to the Jepson Interchange main page
Return to treatment index page

University & Jepson Herbaria Home Page |
General Information | University Herbarium | Jepson Herbarium |
Visiting the Herbaria | On-line Resources | Research |
Education | Related Sites
Copyright © by the Regents of the University of California