Asclepias ovalifolia Decne.
oval-leaf milkweed
Apocynaceae (Dogbane family)
(Previously in Asclepiadaceae)
Introduction to Vascular Plants
oval-leaf milkweed
Apocynaceae (Dogbane family)
(Previously in Asclepiadaceae)
Introduction to Vascular Plants
Photograph
Introduction
Included in IFBC Vol 1, but based on a single collection from Revelstoke in 1915 (J. Bain s.n. @ UBC), where it was introduced from east of BC. It has not been collected since. Historic.
Note Author: Frank Lomer, Honourary Research Associate, University of British Columbia Herbarium |
Species Information
General:
Perennial herb from a rhizome; stems erect, 20-60 cm tall, glabrous to sparsely hairy; plants with milky juice.
Leaves:
Opposite, simple, egg-shaped or lanceolate, tapered at the base, 3-10 cm long.
Fruits:
Cylindric pods lacking tubercules, 6-12 cm long, many-seeded with tufts of white, cottony hairs.
Illustration
If more than one illustration is available for a species (e.g., separate illustrations were provided for two subspecies) then links to the separate images will be provided below. Note that individual subspecies or varietal illustrations are not always available.
Illustration Source: The Illustrated Flora of British Columbia
Habitat and Range
Dry slopes in the montane zone; rare in SE BC, known only from the Revelstoke area; introduced from E. North America.Status Information
| Origin Status | Provincial Status | BC List (Red Blue List) | COSEWIC |
|---|---|---|---|
| Unlisted | Unknown (Non-established) | Not Listed |
BC Ministry of Environment: BC Species and Ecosystems Explorer.