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

Clematis vitalba L.
traveler's joy (evergreen clematis)
Ranunculaceae (Buttercup family)

Introduction to Vascular Plants

© Jamie Fenneman  Email the photographer   (Photo ID #7397)

E-Flora BC Static Map
Distribution of Clematis vitalba
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Species Information

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General:
Perennial woody vine; stems climbing, to 12 m long, grooved, sparsely hairy.
Leaves:
Opposite, long-stalked, pinnately compound, the leaflets 5, stalked, heart-shaped, to 8 cm long, 3-5 cm wide, coarsely toothed to entire, minutely-hairy on veins below, smooth above; the stalks act as tendrils.
Flowers:
Inflorescence of axillary and terminal cymes of 5 to 22 flowers, the flowers bisexual; bracts small; flower stalks slender, 1-1.5 cm long, minutely-hairy; petals absent; sepals 4 (-6), wide-spreading, white to cream, elliptic or egg-shaped to oblanceolate, about 1 cm long, about 0.5 cm wide, densely woolly-hairy on both surfaces; stamens about 50; pistils 20 or more.
Fruits:
Achenes, rounded, densely-hairy; beaks about 3.5 cm long, feathery-hairy.

Source: The Illustrated Flora of British Columbia

Habitat / Range

Mesic to dry roadsides and disturbed areas in the lowland zone; infrequent garden escape on SE Vancouver Island, the Gulf Islands and adjacent mainland; introduced from Eurasia and N Africa.

Source: The Illustrated Flora of British Columbia

Additional Notes

Clematis vitalba is considered an emerging invasive species by the Greater Vancouver Invasive Plant Council (2009). An emerging invasive is defined by them as: currently found in isolated, sparse populations but are rapidly expanding their range within the region.

Climate

The climate type for this species, as reported in the: "British Columbia plant species codes and selected attributes. Version 6 Database" (Meidinger et al. 2008), is not evaluated, unknown or variable.

Taxonomic and Nomenclatural Links

Additional Photo Sources

General References