Contains 6 accepted taxa overall.
Characteristics
Classification
Citation
CLEMATIS Linnaeus, Sp. Pl. 543. 1753.
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TYPE: Clematis vitalba Linnaeus Lectotypified by Britton & A. Brown, Ill. Fl. N. U.S., ed. 2. 2: 121. 1913.

Species
Scientific Name | Common Name | Herbarium Specimens | Status | Photos |
---|---|---|---|---|
Clematis catesbyana | Coastal Virgin's-bower, Satin-curls | |||
Clematis crispa | Marsh Clematis, Southern Leatherflower, Blue Jasmine | |||
Clematis ochroleuca | Curlyheads | |||
Clematis reticulata | Netleaf Leather Flower | |||
Clematis terniflora | Sweet Autumn Clematis, Yam-leaved Clematis | |||
Clematis virginiana | Virgin's-bower |
Identification Key
1. Erect herb, the stems mostly <70 cm long; leaves simple, or the blade deeply dissected, rarely compound
1. Vine, the stems mostly >1 m long; leaves compound (simple foliaceous bracts subtending the inflorescence)
2
2. Flowers pendent and solitary on a long pedicel (peduncle), these sometimes fascicled; calyx blue, pink, to reddish, campanulate
3
2. Flowers erect to spreading in a panicle or cyme; calyx white, rotate
5
3. Leaflets with prominent reticulate venation on both sides
3. Leaflets with reticulate venation obscure to visible, flat with the surface
4
4. Leaflet underside not glaucous; sepals violet-blue, margins proximally thick and tomentose, distally broadly expanded, 2-6 mm wide, thin, crispate; achene beaks 2-3.5 cm, appressed puberulent
4. Leaflet underside glaucous; sepals red to purplish-red, margins not expanded, thick, not crispate; achene beaks 5-7 cm long, plumose
5. Leaflets entire, rarely cleft; flowers bisexual (some unisexual); pistils or achenes 5-10; anthers ca. 3 mm long
5. Leaflets lobed to coarsely toothed; flowers all unisexual; anthers 0.5-1 mm long
6. Leaves pinnately or bi-ternately compound; pistils or achenes 18-35
6. Leaves trifoliolate; pistils or achenes 40-70
Genus Synonyms
Synonym | Full Citation | Basionym | Type |
---|---|---|---|
No synonyms found. |