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Clematis orientalis L.

Oriental virginsbower (en), Clématite (fr)

Species

Angiosperms > Ranunculales > Ranunculaceae > Clematis

Characteristics

Vines suffruticose. Branches flat or shallowly 6--10-grooved, glabrous or sparsely puberulous. Leaves 1-or 2-pinnate; petiole 2.5--5.5 cm; leaflet blades ovate-lanceolate, narrowly ovate, or linear-lanceolate, 1.2--4.5 × 0.5--1.6 cm, papery, undivided or 3-lobed near base, both surfaces glaucous, glabrous or rarely abaxially appressed puberulous, base rounded to broadly cuneate, margin usually entire or sometimes to 2-denticulate, apex acute; basal veins abaxially nearly flat and inconspicuous; terminal lobes larger, lanceolate to linear-lanceolate. Cymes axillary, 3--15-flowered; peduncle 1.5--4.5 cm; bracts petiolate, lanceolate, 0.8--2 cm. Flowers 1.8--3 cm in diam. Pedicel 1.4--5.5(--7.6) cm, glabrous or rarely puberulous. Sepals 4, yellowish, ascending, lanceolate to elliptic, 1.2--2 × 0.3--0.6 cm, abaxially glabrous or puberulous, adaxially puberulous, margin abaxially velutinous, apex acute. Stamens 6--10 mm; filaments sparsely puberulous; anthers narrowly oblong to linear, 2.2--3.5 mm, glabrous, apex obtuse. Ovaries puberulous. Style 8--10 mm, densely villous. Achenes narrowly ovate, oblong, or narrowly obovate, 3--3.5 × 1.2--2 mm, puberulous; persistent style 2.5--4 cm, plumose. Fl. Jun--Aug, fr. Aug--Sep.
More
Stems climbing, 2-8 m. Leaf blade pinnately 5-7-foliolate, proximal leaflets sometimes 3-foliolate; leaflets lanceolate to elliptic or ovate, usually 2-3-lobed proximally, 1-5.5 × 0.5-3.5 cm, margins entire or coarsely few-toothed; surfaces at least abaxially pubescent, glaucous. Inflorescences axillary, sometimes terminal, 3-many-flowered cymes or flowers solitary. Flowers bisexual; pedicel (0.5-)1-11 cm; sepals wide-spreading and recurved, greenish yellow, ovate-lanceolate to elliptic, 0.8-2 cm, length ca. 2.5 times width, margins densely pubescent, abaxially and adaxially pubescent or abaxially glabrous; stamens 20-40; filaments pilose proximally; staminodes absent; pistils 75-150. Achenes turgid, not conspicuously rimmed, pilose; beak 2-5 cm.
Woody climber with small (2.5 cm), sharply and coarsely toothed lfls; fls 1–3 in the axils, yellow and green, 3–5 cm wide; 2n=16. Native of Japan, naturalized in w. U.S., andsometimes escaped in our range.
Life form perennial
Growth form shrub
Growth support climber
Foliage retention deciduous
Sexuality hermaphrodite
Pollination entomogamy
Spread -
Mature width (meter) 1.25 - 1.75
Mature height (meter) 4.0
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color
Blooming months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Fruit color
Fruiting months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Nitrogen fixer -
Photosynthetic pathway c3

Environment

Hot dry valleys, especially on rocks by rivers, and in scrub to 3000 metres. River banks, riparian forests, scrub gullies, slopes and sand depressions in semi-desert and desert zones.
Light 4-8
Soil humidity 3-6
Soil texture 3-5
Soil acidity 4-8
Soil nutriment -
Hardiness (USDA) 6-9

Usage

Uses medicinal
Edible -
Therapeutic use Bite(Dog) (unspecified), Enterorrhagia (unspecified), Gargle (unspecified), Goiter (unspecified), Hemorrhage (unspecified), Sore(Throat) (unspecified), Tumor(Neck) (unspecified), Bite(Snake) (unspecified), Refrigerant (unspecified), Anti-poisoning (unspecified)
Human toxicity -
Animal toxicity -

Cultivation

Can be grown by cuttings or seedlings. Seeds needs soaking.
Mode cuttings seedlings
Germination duration (days) 30 - 270
Germination temperacture (C°) 21 - 23
Germination luminosity -
Germination treatment soaking
Minimum temperature (C°) -23
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Leaf

Clematis orientalis leaf picture by Bernard Krebs (cc-by-sa)

Flower

Clematis orientalis flower picture by Snow Larkman (cc-by-sa)
Clematis orientalis flower picture by Lennaert Steen (cc-by-sa)
Clematis orientalis flower picture by Ivo Horňák (cc-by-sa)

Distribution

Clematis orientalis world distribution map, present in Afghanistan, Armenia, Azerbaijan, Canada, China, Spain, Georgia, Greece, India, Iran (Islamic Republic of), Iraq, Italy, Kazakhstan, Kyrgyzstan, Liberia, Mongolia, Oman, Pakistan, Russian Federation, Tajikistan, Turkmenistan, Turkey, Ukraine, United States of America, Uzbekistan, and South Africa

Identifiers

LSID urn:lsid:ipni.org:names:60392-2
WFO ID wfo-0000610389
COL ID VY9W
BDTFX ID 83808
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Clematis flava Clematis graveolens Clematis baltistanica Clematis glauca Clematis globosa Clematis hysudrica Clematis longecaudata Clematis tenuifolia Clematitis flava Viticella orientalis Meclatis orientalis Clematis dahurica Clematis glauca var. angustifolia Clematis orientalis var. albida Clematis orientalis var. flava Clematis orientalis var. globosa Clematis orientalis var. longicaudata Clematis orientalis var. baluchistanica Clematis orientalis var. hindukushensis Clematis orientalis var. latifolia Clematis orientalis var. robusta Clematis orientalis var. sinorobusta Clematis orientalis var. tenuifolia Clematis orientalis var. hookeriana Clematis orientalis var. lindleyana Clematis orientalis var. obtusifolia Clematis orientalis var. robusta Clematis albida Clematis orientalis var. orientalis Clematis aurea Clematis orientalis
WorldFloraDB 2024