Directory       News       Site Map       Home
         
    Jepson eFlora
Key to families | Table of families and genera

Specimen numbers are hyperlinked to records in the Consortium of California Herbaria data view where possible. Taxa are hyperlinked to entries in the Jepson Interchange via the "[Online Interchange]" link.

 

VERATRUM CORN LILY, FALSE-HELLEBORE
Plant coarse, leafy; rhizome thick. Stem: erect, 1–2 m, simple, hollow. Leaf: many, alternate, lanceolate to widely ovate, clasping, generally acute at tip, coarse-veined, reduced upward. Inflorescence: panicle; flowers many. Flower: bisexual or staminate; perianth parts 6, free, spreading, petal-like, white or ± green to red-brown, nectary glands 1–2 near base; stamens 6, attached to perianth; ovary ± inferior, chambers 3, styles 3, short, stigmas long. Fruit: capsule, septicidal.
± 25 species: northern temperate. (Latin: dark roots) Alkaloids used medicinally and TOXIC to both livestock and humans.

Key to Veratrum

1. Ovary woolly, fruit ± woolly; outer perianth parts irregularly shallowly fringed ..... V. insolitum

1' Ovary, fruit glabrous or with only a few straight hairs, not woolly; perianth parts entire to deeply fringed

2. Perianth deeply fringed ..... V. fimbriatum

2' Perianth entire to finely dentate

3. Inflorescence dense, branches crowded, spreading to ascending ..... V. californicum var. californicum

3' Inflorescence open, branches ± spaced, lower drooping ..... V. viride

Contact/Feedback

Citation for the whole project: Jepson Flora Project (eds.) [year] Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html [accessed on month, day, year]
Citation for an individual treatment: [Author of taxon treatment] [year]. [Taxon name] in Jepson Flora Project (eds.) Jepson eFlora, [URL for treatment]. Accessed on [month, day, year].
We encourage links to these pages, but the content may not be downloaded for reposting, repackaging, redistributing, or sale in any form, without written permission from The Jepson Herbarium.