Persicaria coccinea

Persicaria coccinea scarlet smartweed

Synonyms: Persicaria amphibia var. emersa, Polygonum amphibium var. emersum
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This species was formerly classified (and still is by some authorities) as a variety of P. amphibia, P. amphibia var. emersa. P. coccinea is mostly terrestial unlike P. amphibia ( or P. amphibia var. stipulacea ) that is fully aquatic. P. amphibia has branches and leaves laying on the water & short primary inflorescence while P. coccinea has upright leaves & long (up to 90mm) primary inflorescence.

Habitat & Range

Grows in shallow water, shorelines of water bodies, & wetlands.

Present throughout the state.

Wetland codes

EMP:	OBL
NCNE:	OBL

Phenology

Flowers end of June into September.

Plant Codes

S-rank: S5 (Secure)
G-rank: G5 (Secure)

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