|University of California, Berkeley|
|Directory News Site Map Home|
|Jepson eFlora: Taxon page
Key to families | Table of families and genera
Indexes to all accepted names and synonyms:
| A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z |
Perennial herb, from rhizome or bulb, or rhizomes ending in weakly developed bulbs, scapose or not. Leaf: alternate, whorled, or mostly basal and spirally arranged, deciduous after 1 year or not. Inflorescence: raceme, panicle, or flowers 1. Flower: perianth parts 6, in 2 petal-like whorls or of sepals and petals, free or fused below, ± spreading; stamens 6, from perianth, anthers attached at base or near middle; ovary superior or partly inferior, chambers 3, styles 3, persistent. Fruit: capsule, loculicidal or septicidal.
10 genera, 130 species: northern hemisphere. W North America Zigadenus moved to Toxicoscordion. —Scientific Editors: Dale W. McNeal, Thomas J. Rosatti.
Key to Melanthiaceae
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.Key to Veratrum
± 25 species: northern temperate. (Latin: dark roots) Alkaloids used medicinally and TOXIC to both livestock and humans.
Leaf: elliptic to widely ovate; lower 15–35 cm, sparsely curly-ciliate, abaxially hairy, adaxially veins sparsely short-hairy. Inflorescence: generally 30–70 cm, open, woolly; branches ± spaced, lower drooping; pedicels 2–5 mm. Flower: 6–10 mm; perianth parts oblanceolate to oblong, green to ± yellow, ± irregularly toothed, adaxially hairy, glands 2, elliptic, dark green or ± yellow; stamens ± 1/2 perianth; ovary glabrous. Fruit: 2–3 cm, oblong-ovoid. Seed: 7–10 mm, widely winged.
n=16. Wet subalpine meadows; 1500–2000 m. Klamath Ranges; to Alaska, eastern North America. [Veratrum viride var. eschscholzianum (Roem. & Schult.) Breitung] Aug–Sep [Online Interchange]
Previous taxon: Veratrum insolitum
Next taxon: Xerophyllum
Citation for the whole project: Jepson Flora Project (eds.) 2013. Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html, accessed on Jul 4 2015
Citation for this treatment: [Author of taxon treatment] 2013. Veratrum, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/cgi-bin/get_IJM.pl?tid=47830, accessed on Jul 4 2015
Copyright © 2014 Regents of the University of California
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.
See CalPhotos for additional images
Charles Webber © 2000 California Academy of Sciences
|Geographic subdivisions indicated for the distribution of Veratrum viride|| Markers link to CCH specimen records. If the markers are obscured, reload the page [or change window size and reload]. Yellow markers indicate records that may provide evidence for eFlora range revision or may have georeferencing or identification issues.
READ ABOUT YELLOW FLAGS
(Note: any qualifiers in the taxon distribution description, such as 'northern', 'southern', 'adjacent' etc., are not reflected in the map above, and in some cases indication of a taxon in a subdivision is based on a single collection or author-verified occurence).
View elevation by latitude chart
| Data provided by the participants of the Consortium of California Herbaria.
View all CCH records
CCH collections by month