Notes For Reference:-

Species, Varieties, or Forms in the Genus Humulus:

Humulus japonicus / Kanamugura
Humulus lupulus var. cordifolius / Karahanasou
　

Humulus japonicus / Kanamugura カナムグラ

Humulus japonicus is a perennial vine found on roadsides, in wastelands, and elsewhere. Stems or petioles have downward prickles and twine around other plants, and leaves are opposite, 5-15cm long, cut into 5-7 segments, and feel sandy with coarse hairs on the surfaces. Dioecious: male flowers, light green, set themselves in big conical inflorescences, and female ones, covered with bracts, are set in spikes. Bloom time: August-October.