Native & Naturalized Plants of the Carolinas & Georgia


3932

Forb (sometimes somewhat woody at base)
Perennial

Non-native: Himalayan Asia
Documented growing wild in - NC -

Rare

Look for it to be persistent and spreading from plantings, per Weakley's Flora

map
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LEAVES:
Simple
Alternate

FLOWER:
Summer/Fall
Calyx white
Bisexual
5-lobed rotate calyx
Petals absent
8 stamens
Superior ovary
Inflorescences panicle-like, mostly terminal, sometimes also axillary

FRUIT:
Achene

 

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



Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Core Eudicots: Caryophyllales

WEAKLEY'S FLORA (5/21/15):
Persicaria wallichii var. wallichii   FAMILY Polygonaceae

(?) LESS THAN PLANTS NATIONAL DATABASE:
Polygonum polystachyum   FAMILY Polygonaceae

LESS THAN Reynoutria polystachya

LESS THAN Aconogonon polystachyum

 

COMMON NAME:
Himalayan Knotweed, Kashmir Plume, cultivated knotweed