Parthenocissus in Flora of Pakistan @ efloras.org

3. Parthenocissus Planch. in DC., Monogr. Phaner. 5(2):446. 1887. Rehder, Man. Cult. Trees 18.1940.

S. NAZIMUDDIN AND M. QAISER

Shruby deciduous climbers, bark peeling. Leaves simple, digitately or palmately lobed, tendrils almost at every node, mostly ending in adhesive disc, modified into the leaf opposed inflorescence, corymbiform-paniculate, flower bisexual, sometimes outer flower functionally staminate, small, usually greenish or yellowish, 5 merous. Hypenthium cupular, 5-lobed, petals 5, free, deflexed, rarely cohering at apex but persistent for sometime after anthesis. Stamens 5, inserted, disc completely adnate to the base of ovary, inconspicuous, only distinguished by colour from the ovary. Ovary tapering to form a short thick style; stigma not distinct. Berry bluish-black, 1-3 seeded. Seed usually globose, often keeled on ventral side.

A small genus of about 15 species distributed mainly in temperate Asia and North America, represented in Pakistan by 3 species.

1 Leaves simple, orbicular, entire 3-lobed, cordate 3 Parthenocissus tricuspidata

+ Leaves compound, 3-5-foliate, leaflets semi-cordate or cuneate (2)

2 (1) Leaves mostly 5-foliate, rarely 3-foliate, leaflets elliptic-obovate oblong, base cuneate, [cultivated] 1 Parthenocissus quinquefolia

+ Leaves 3-foliate, leaflets ovate; lateral leaflets semi cordate,[wild] 2 Parthenocissus semicordata

Lower Taxa

Related Synonym(s):

Related Objects

Flora of China

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