SWEET AUTUMN CLEMATIS
File Size: 45 KB
 
Clematis terniflora  DC.
[=Clematis dioscoreifolia H. Lév. & Vaniot]
[=Clematis maximowicziana Franch. & Sav.]
Riley County, Kansas
Perennial
Height: Vine, 7-20 feet
Family: Ranunculaceae - Buttercup Family
Flowering Period:   July, August, September,October
Also Called: Yam-leaf clematis.
Stems: Vines, climbing, glabrous.
Leaves: Cauline, opposite; petiolate; blade pinnately 3- or 5-foliolate; leaflets usually ovate, sometimes triangular or broadly lanceolate, .8 to 2.8 inches long, .6 to 2 inches wide, bases acute to cordate, margins entire, apex rounded, lower surface mostly glabrous.
Inflorescences: Cymes, 3-12-flowered, axillary; involucral bracts absent.
Flowers: Rotate; pedicels .4 to 1.4 inch; sepals 4, white, thin, spreading, elliptic to lanceolate or linear, .3 to .8 inch, margins tomentose, tip obtuse; petals absent; stamens ca. 50; pistils 5-10.
Fruits: Achenes; body 1/12 to 1/5 inch, broad, flat, minutely silky; beaks .8 to 1.6 inch long, plumose.
Habitat: Railroad embankments, roadsides, waste places, edges of woods near streams, along fences
Distribution: East 1/3 of Kansas
Origin: Introduced
Comments: Clematis, from an ancient name for a vine and terniflora three-flowered, alluding to the inflorescences. Often cultivated as an ornamental.

Sweet autumn clematis flower
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Riley County, Kansas
Sweet autumn clematis flowers
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Riley County, Kansas
Sweet autumn clematis
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Riley County, Kansas
Sweet autumn clematis
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Riley County, Kansas
Sweet autumn clematis
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Riley County, Kansas
Sweet autumn clematis leaves
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Riley County, Kansas
Sweet autumn clematis leaves
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Riley County, Kansas
Sweet autumn clematis leaves
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Riley County, Kansas
Sweet autumn clematis fruit
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Riley County, Kansas
Sweet autumn clematis fruit
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Riley County, Kansas