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Proserpinaca palustris var. crebra

Proserpinaca palustris L. var. crebra Fernald & Grisc.

Marsh Mermaidweed, Marsh Mermaid-weed, Common Mermaid-weed

Haloragaceae (Water Milfoil family)

Synonym(s):

USDA Symbol: PRPAC

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 , CT , DC , DE , FL , GA , IA , IL , IN , KY , LA , MA , MD , ME , MI , MN , MO , MS , NC , NH , NJ , NY , OH , OK , PA , RI , SC , TN , TX , VA , VT , WI
Canada: NS , ON , QC
Native Habitat: Semiaquatic, shores of lakes, ponds, rivers, streams, fens and marshes.

Web Reference

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

Metadata

Record Modified: 2023-04-05
Research By: CBR

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