Carolinas and Georgia

3495

Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Core Eudicots: Rosids: Fabids: Rosales

WEAKLEY'S FLORA (11/30/12):
Humulus japonicus   FAMILY Cannabaceae

SYNONYMOUS WITH PLANTS NATIONAL DATABASE:
Humulus japonicus   FAMILY Cannabaceae

SYNONYMOUS WITH VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 058-01-002:
Humulus japonicus   FAMILY Cannabaceae

 

COMMON NAME:
Japanese Hops


map
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Look for it disturbed areas, particularly in rich, alluvial soils, where it has become a serious weed along major VA rivers, per Weakley's Flora

Herbaceous vine
Annual
Dioecious

Non-native: Japan, Taiwan, & China
Documented growing wild in GA NC SC

Common (rare in Carolinas & Georgia)


INVASIVE

This plant is causing problems in natural areas outside its native range, according to authorities such as:

 

...Wet ...Moist

IS THE PLANT "ARMED"?
Veins on lower surface of leaves armed with rigid, spinulose hairs

LEAVES:
Simple - palmately lobed
Opposite
Stipules are persistent.

FLOWER:
Summer/Fall
Greenish
Unisexual
Radially symmetrical
5 sepals
Petals absent
Superior ovary

FRUIT:
Summer/Fall
Nutlet

 

TO LEARN MORE about this plant, look it up in a good book!



Humulus japonicus   FAMILY Cannabaceae

Japanese Hops