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

Calystegia sepium subsp. angulata (L.) R. Br.
Convolvulaceae (Dodder family)

Introduction to Vascular Plants

Distribution of Calystegia sepium subsp. angulata
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Species Information

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Illustration Source: The Illustrated Flora of British Columbia

General:
Perennial herb from an elongate, slender rhizome; stems trailing to climbing, 2-3 m long, glabrous to softly hairy.

Leaves:
Stem leaves alternate, 5-12 cm long, arrowhead-shaped with basal lobes rounded to distinctly angled, tips pointed, glabrous to hairy.

Flowers:
Inflorescence of single, 4-7 cm wide, wide-mouthed, funnel-shaped flowers on stalks shorter than the leaves; petals white to deep pink, fused, twisted in bud, pleated in flower; bracts broadly heart-shaped to egg-shaped.

Fruits:
Capsules egg-shaped to globose, 1 cm long; seeds 5 mm long, finely hairy-warty.

Source: The Illustrated Flora of British Columbia

Habitat / Range

Moist streamsides, river bottoms and shorelines in the lowland, steppe and montane zones; common in SW BC, infrequent on the Queen Charlotte Islands, rare in NE, SC and SE BC; introduced from E North America.

Source: The Illustrated Flora of British Columbia

Status Information

Scientific Name	Origin Status	Provincial Status	BC List (Red Blue List)	COSEWIC
Calystegia sepium ssp. appalachiana		SNA	Exotic	Not Listed
Calystegia sepium ssp. erratica	Exotic	SNA	Exotic	Not Listed
Calystegia sepium ssp. sepium	Exotic	SNA	Exotic	Not Listed

BC Ministry of Environment: BC Species and Ecosystems Explorer, the authoritative source for conservation information in 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 Range and Status Information Links

Burke Museum of Natural History (Washington State records)
CalFlora
Consortium of Pacific Northwest Herbaria records
Jepson Interchange
NatureServe Explorer
USDA

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: 2024-12-09 3:20:36 PM ]

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