Clematis vitalba |
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evergreen clematis, old-man's beard, Traveler's-joy, Traveler's-joy clematis, white virgin's-bower |
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Stems | climbing with tendril-like petioles and leaf-rachises, to 12 m. Leaf blade pinnately 5-foliolate; leaflets cordiform, 8 × (2-)3-5(-6) cm, margins entire to regularly crenate or dentate; surfaces abaxially minutely pubescent on veins, adaxially glabrous. |
Inflorescences | axillary and terminal, (3-)5-22-flowered cymes. |
Flowers | bisexual; pedicel 1-1.5 cm, slender; sepals wide-spreading, not recurved, white to cream, elliptic or oblanceolate to obovate, ca. 1 cm, length ca. 2 times width, abaxially and adaxially tomentose; stamens ca. 50; filaments glabrous; staminodes absent; pistils 20 or more. |
Achenes | nearly terete, not conspicuously rimmed, densely pubescent; beak ca. 3.5 cm. |
Clematis vitalba |
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Phenology | Flowering summer (Jun–Aug). |
Habitat | Roadsides, waste ground, secondary growth |
Elevation | 0-100 m (0-300 ft) |
Distribution |
ME; OR; WA; BC; ON; native to Europe; n Africa [Introduced in North America]
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Discussion | Clematis vitalba is naturalized in only a few sites in eastern North America and northwestern Oregon to the Puget Sound. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
Source | FNA vol. 3. |
Parent taxa | Ranunculaceae > Clematis > subg. Clematis |
Sibling taxa | |
Name authority | Linnaeus: Sp. Pl. 1: 544. (1753) |
Web links |