Green deathcamas (Anticlea virescens)
Si n ón i mos: Anticlea mexicana, Anticlea porrifolia, Helonias virescens, Zigadenus mexicanus, Zigadenus porrifolius,
Zigadenus virescens, Zigadenus virescens var. porrifolius, Veratrum virescens
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National distribution 1
United States
Ori gi n : Native
R egu l ari ty : Regularly occurring
Cu rren tl y : Present
Con fi d en ce : Confident
Description 2,3
Plants 3.5–8.5 dm, from bulbs; bulbs not clumped, tunicate, narrowly ovoid, 3–5 × 1–1.5 cm. Leaves:
proximal blades 25–45 cm × 3–20 mm. Inflorescences racemose to paniculate, 15–30-flowered, with 1–4
branches. Flowers nodding; perianth perigynous, campanulate, 4–8 mm diam.; tepals greenish,
sometimes tinged with purple, ovate, 4–6 × 1.5–3 mm, somewhat narrowed at base, apex narrowly
obtuse; gland 1, obcordate, thick; pedicel recurved at anthesis, 1.5–2 cm, bracts often tinged with purple
or pink, ovate, 5–20 mm. Capsules narrowly conic, 10–20 mm. 2n = 32.
Synonym 2,3
Helonias virescens Kunth in A. von Humboldt et al., Nov. Gen. Sp. 1: 267. 1816; Anticlea mexicana Kunth;
A. virescens (Kunth) Rydberg; Zigadenus mexicanus (Kunth) Hemsley; Z. porrifolius Greene; Z. virescens
var. porrifolius (Greene) O. S. Walsh ex Espejo & López-Ferrari
Type information 4
Typ e col l ecti on for Veratrum virescens M. Martens & Galeotti
Catal og N u mb er: US 573149
Col l ecti on : Smithsonian Institution, National Museum of Natural History, Department of Botany
Veri fi cati on Degree: Verified from the card file of type specimens
Prep arati on : Pressed specimen
Col l ector(s): H. G. Galeotti
Local i ty: Mountains, Sola; alt. 8000 ft., Oaxaca, Mexico, North America
El evati on (m): 2438 to 2438
Habitat 2,3
Montane coniferous forests; 1000--3200m.
Flowering/fruiting 2,3
Flowering Jul--Aug.
National nature serve conservation status 1
United States
R ou n d ed N ati on al Statu s R an k : N4 - Apparently Secure
References
1. © NatureServe, some rights reserved
2. Flora of North America Vol. 26: 82, 87, 88 in eFloras.org, Missouri Botanical Garden. Accessed Nov
12, 2008.
3. © Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA, some rights
reserved
4. © Smithsonian Institution, National Museum of Natural History, Department of Botany, some
rights reserved