Clematis lasiantha |
Clematis ochroleuca |
|
---|---|---|
chaparral clematis, pipestem, pipestem clematis |
curly-heads, erect silky leather-flower |
|
Stems | scrambling to climbing, 3-4 m. Leaf blade 3-foliolate; leaflets ovate, largest leaflets usually 3-lobed, 1.5-6 × 1.5-5 cm; terminal leaflet occasionally 3-cleft, margins usually toothed; surfaces glabrous or sparsely silky. |
erect to ± sprawling, not viny, 2-7 dm,, sparsely to ± densely pilose. |
Leaves | blade narrowly to broadly ovate, unlobed or rarely few-lobed, 3-14 × (1.5-)2.5-8(-9.5) cm, ± leathery, reticulate adaxially; surfaces abaxially moderately silky-pilose with spreading hairs or rarely nearly glabrous, not glaucous. |
|
Inflorescences | axillary, flowers solitary, rarely 3-flowered cymes. |
terminal, flowers solitary; bracts absent. |
Flowers | unisexual; pedicel (including peduncle) stout, 3.5-11 cm; sepals wide-spreading, not recurved, white to cream, ovate or elliptic to obovate or oblanceolate, 10-21 mm, abaxially and adaxially pilose; stamens 50-100; filaments glabrous; staminodes absent or 50-100; pistils 75-100. |
narrowly urn-shaped; sepals pale yellow to pale purple, lanceolate, 1-3.5 cm, margins not expanded, thin, not crispate, tomentose, tip obtuse, spreading to recurved, abaxially silky-pubescent. |
Achenes | asymmetric-ovate, not broadly orbiculate, 3-4 × 1.5-2 mm, not conspicuously rimmed, glabrous; beak 3.5-5.5 cm. |
bodies pilose, hairs appressed-ascending; beak yellowish brown to reddish brown, 3-6 cm, plumose. |
2n | = 16. |
= 16. |
Clematis lasiantha |
Clematis ochroleuca |
|
Phenology | Flowering winter–spring (Jan–Jun). | Flowering spring. |
Habitat | Chaparral, open woodlands | Dry to moist woods, thickets, roadsides, and other shady to open, ± disturbed sites, mostly on mafic substrates |
Elevation | 0-2000 m (0-6600 ft) | 0-500 m (0-1600 ft) |
Distribution |
CA; Mexico (Baja California)
|
DC; GA; MD; NC; NJ; NY; SC; VA
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Discussion | Clematis lasiantha is common in the Coast Ranges and the foothills of the Sierra Nevada of California. The Shasta used pounded stems or chewed or burned roots of Clematis lasiantha medicinally in the treatment of colds (D. E. Moerman 1986). (Discussion copyrighted by Flora of North America; reprinted with permission.) |
In New York, Clematis ochroleucra is known only from Staten Island and, formerly, from western Long Island (Brooklyn). (Discussion copyrighted by Flora of North America; reprinted with permission.) |
Source | FNA vol. 3. | FNA vol. 3. |
Parent taxa | Ranunculaceae > Clematis > subg. Clematis | Ranunculaceae > Clematis > subg. Viorna |
Sibling taxa | ||
Synonyms | Viorna ochroleuca | |
Name authority | Nuttall: in J. Torrey and A. Gray, Fl. N. Amer. 1: 9. (1838) | Aiton: Hort. Kew. 2: 260. (1789) |
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