Humulus lupulus var. cordifolius is a vine perennial
that grows in dry grounds, with downward hairs and hooked prickles
stems and leaves. Leaves are of opposite phyllotaxis, in an
orbicular-ovate shape, occasionally cleft in three, 5-12cm long,
with coarse serrations on margins. Dioecious: male flowers, light
yellow, set themselves many in panicles, and female ones are
spherical spike-like orbicular-ovate, the flowers two each are
inside bracts. Bloom time: August-September.