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Proserpinaca palustris var. palustris

Proserpinaca palustris L. var. palustris

Marsh Mermaidweed

Haloragaceae (Water Milfoil Family)

Synonym(s): Proserpinaca palustris var. latifolia, Proserpinaca platycarpa

USDA Symbol: PRPAP

USDA Native Status: L48 (N), CAN (N)

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Plant Characteristics

Duration: Perennial
Habit: Herb
Fruit Type: Nut
Size Notes: Stems decumbent to ascending, up to about 18 inches long.
Fruit: Nutlet.

Bloom Information

Bloom Color: Green , Purple
Bloom Time: May , Jun , Jul , Aug , Sep , Oct

Distribution

USA: AL , AR , DE , FL , GA , IL , KY , LA , MA , MD , MI , MO , MS , NC , NJ , NY , OK , PA , RI , SC , TN , TX , VA , WI , WV
Canada: NB

Growing Conditions

Aquatic: yes

Web Reference

Webref 57 - Atlas of Florida Plants (2020) Institute for Systematic Botany
Webref 38 - Flora of North America (2019) Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.
Webref 23 - Southwest Environmental Information Network (2009) SEINet - Arizona Chapter

Additional resources

USDA: Find Proserpinaca palustris var. palustris in USDA Plants
FNA: Find Proserpinaca palustris var. palustris in the Flora of North America (if available)
Google: Search Google for Proserpinaca palustris var. palustris

Metadata

Record Modified: 2023-01-17
Research By: TWC Staff

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