E-Flora BC: Electronic Atlas of the Flora of British Columbia

Asclepias ovalifolia Decne.
oval-leaf milkweed
Apocynaceae (Dogbane family)
(Previously in Asclepiadaceae)

Introduction to Vascular Plants
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Distribution of Asclepias ovalifolia
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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

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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.

Habitat / Range

Dry slopes in the montane zone; rare in SE BC, known only from the Revelstoke area; introduced from E. North America.

Source: The Illustrated Flora of British Columbia

Taxonomic and Nomenclatural Links


Genetic information (NCBI Taxonomy Database)
 International Plant Names Index
 Taxonomic Information from the World Flora Online
 Integrated Taxonomic Information System

Additional Photo Sources

Images From CalPhoto
UT Austin's Native Plant Database
 Google Image Search
 Flickr Image Search

General References

Google Scholar Search
Family References
 General Botanical References for BC
Recommended citation: Author, Date. Page title. In Klinkenberg, Brian. (Editor) 2020. E-Flora BC: Electronic Atlas of the Plants of British Columbia [eflora.bc.ca]. Lab for Advanced Spatial Analysis, Department of Geography, University of British Columbia, Vancouver. [Accessed: 2024-11-24 10:02:06 AM ]
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