Habit: Annual, perennial herb, twining herbaceous vine, hairs occasionally forked.
Leaf: lower opposite, palmately 3--5-lobed, upper alternate, unlobed.
Staminate Inflorescence: panicle, +- open.
Pistillate Inflorescence: head- or cone-like, generally pendent (erect).
Pistillate Flower: perianth parts fused into short, unlobed tube or ring, persistent.
Fruit: enclosed in enlarged perianth subtended by papery bract.
Species In Genus: 2 species: northern temperate.
Etymology: (Probably latinized from Low German: hop)
Jepson eFlora Author: Alan T. Whittemore & Elizabeth McClintock
Index of California Plant Names (ICPN; linked via the Jepson Online Interchange)
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