Vitis piasezkii Maxim.

Species

Angiosperms > Vitales > Vitaceae > Vitis

Characteristics

Branchlets terete, with longitudinal ridges; tendrils bifurcate, leaf-opposed. Leaves highly variable in shape, 3-5-foliolate, or mixed with simple and unlobed, or simple and variously lobed leaves; stipules caducous; petiole 2.5-6 cm; leaf and leaflet blades adaxially nearly glabrous, or pilose and lanate, basal veins 5, lateral veins 4-6 pairs, pubescent to sometimes slightly so or nearly glabrescent, veinlets slightly raised abaxially, inconspicuous adaxially; central leaflet rhombic-elliptic or lanceolate, 5-12 × 2.5-5 cm, base cuneate, apex acute or mucronulate; lateral leaflets ovate-elliptic or ovate-lanceolate, 3.5-9 × 3-5 cm, base asymmetric, subrounded or broadly truncate, margin with 5-20 sharp teeth on each side, apex acute or acuminate; simple leaves oval or ovate-elliptic, 5-12 × 4-8 cm, base cordate, notch obtuse, margin serrate with 21-31 teeth, apex acute. Panicle leaf-opposed, loose, 5-12 cm, basal branches well developed; peduncle 1-2.5 cm. Pedicel 1.5-2.5 mm, glabrous. Buds obovoid, 1-2.5 mm, apex rounded. Calyx glabrous, margin undulate. Filaments filiform, 0.7-1 mm. Ovary oval; style short; stigma expanded. Berry black-purple, globose, 0.8-1.3 cm in diam., glaucous. Seeds obovoid, apex retuse, chalazal knot oval, ventral holes furrowed upward 1/4 from base. Fl. Jun, fr. Jul-Sep.
More
A woody creeper. It loses its leaves during the year. The leaf stalks have red hairs when young. The leaves vary. They are oval or heart shaped and simple. with deep lobes. They can have 3 or 5 leaflets spread like fingers on a hand. The leaves are 4-9 cm long by 3-8 cm wide. The flowers are small andin groups 10-15 cm long. The fruit are black berries 1 cm across.
Life form perennial
Growth form shrub
Growth support -
Foliage retention -
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) -
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 -

Environment

It is a temperate plant. It is native to northwest China. It is drought resistant. In Sichuan.
Light -
Soil humidity -
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) 5-10

Usage

Uses gene source medicinal
Edible fruits
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

Mode -
Germination duration (days) -
Germination temperacture (C°) -
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Distribution

Vitis piasezkii world distribution map, present in China

Identifiers

LSID urn:lsid:ipni.org:names:68958-1
WFO ID wfo-0001145893
COL ID 5BLYT
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Ampelovitis davidii Psedera sinensis Vitis piasezkii Vitis pagnuccii Parthenocissus sinensis Vitis baihensis Vitis tiubaensis Vitis piasezkii var. pagnuccii Vitis piasezkii var. baroniana Vitis piasezkii var. piasezkii