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Veratrum insolitum
Siskiyou false hellebore is a tall, hollow-stemmed perennial from a thick rhizome, native to wet forests of the Pacific Northwest and northern California. It thrives in moist, shaded woodland conditions with consistently damp soil.
Veratrum insolitum is a species of false hellebore, a type of plant closely related to the lily. Its common name is Siskiyou false hellebore. It is native to the northwestern United States: Washington (Klickitat County), western Oregon, and northwestern California as far south as Trinity County.
Veratrum insolitum is a stout, hollow-stemmed perennial growing from a thick rhizome in the clay soil of wet evergreen forests. The erect cornstalk-shaped plant bears several large green elliptical leaves decreasing in size higher up on the grayish stem. The large panicle inflorescence is packed with many off-white hairy flowers each just under a centimeter wide. There are six fringed tepals and six stout stamens, each with a club-shaped yellow anther. The fruit is a capsule 2 to 3 centimeters long which contains large winged seeds.
White False-helleborine · California false hellebore · Fringed false hellebore · White Hellebore · False hellebore · Veratrum stamineum · Green false hellebore · False Hellebore
Text excerpted from the Wikipedia article Veratrum insolitum by its contributors, under CC BY-SA 4.0; the excerpts and the care summary drawn from them are shared under the same licence.
The care summary was written by AI (Claude, Anthropic) from the sources on this page, with general growing knowledge where they are silent. Check before relying on it.
Life form, climate and native range: World Checklist of Vascular Plants, Royal Botanic Gardens, Kew (CC BY 3.0), reformatted; see Plants of the World Online.
