Dig deeper at SERNEC, a consortium of southeastern herbaria.
Read more about Erect Knotweed at Vascular Plants of North Carolina.
Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Core Eudicots: Caryophyllales
WEAKLEY'S FLORA (5/21/15):
Polygonum erectum
FAMILY
Polygonaceae
SYNONYMOUS WITH
PLANTS NATIONAL DATABASE:
Polygonum erectum
FAMILY
Polygonaceae
SYNONYMOUS WITH
VASCULAR FLORA OF THE CAROLINAS (Radford, Ahles, & Bell, 1968) 063-04-002:
Polygonum erectum
FAMILY
Polygonaceae
SYNONYMOUS WITH
-
Polygonum erectum
COMMON NAME:
Erect Knotweed
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Keith Bradley kab_p_erectum_7938
October Richland County SC
Erect, freely branched, per Vascular Flora of the Carolinas.
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Keith Bradley kab_p_erectum_7938b
October Richland County SC
Sepals green with a narrow yellowish or whitish margin, per Vascular Flora of the Carolinas.
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Keith Bradley kab_p_erectum_7938c
October Richland County SC
Leaves elliptic to widely lanceolate. Ocreae whitish, membranous, to 1cm long, per Vascular Flora of the Carolinas.