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Bruso, George H.
Lathyrus palustris L.
Marsh pea, Marsh vetchling
Synonym(s): Lathyrus myrtifolius, Lathyrus palustris ssp. pilosus, Lathyrus palustris var. linearifolius, Lathyrus palustris var. macranthus, Lathyrus palustris var. meridionalis, Lathyrus palustris var. myrtifolius, Lathyrus palustris var. pilosus, Lathyrus palustris var. retusus, Orobus myrtifolius
USDA Symbol: lapa4
Lathyrus palustris has purple flowers and lanceolate stipules and is found in wet meadows and marshes in much of North America, as well as Eurasia.
Bloom InformationBloom Color: Red , Pink , Purple
, WV Canada: NB
BenefitUse Food: EDIBLE PARTS: Peas and very young pods. Collect young pods in early summer and peas slightly later. Do not wash with detergent or sanitizer, only water. (Poisonous Plants of N.C.)
Warning: POISONOUS PARTS: Seeds. Toxic if ingested in large quantities. Symptoms include Lathyrism: paralysis, slow and weak pulse, shallow breathing, convulsions. Toxic Principle: Amine, phenol, and glycoside. (Poisonous Plants of N.C.)
Conspicuous Flowers: yes
National Wetland Indicator Status
This information is derived from the U.S. Army Corps of Engineers National Wetland Plant List, Version 3.1
(Lichvar, R.W. 2013. The National Wetland Plant List: 2013 wetland ratings. Phytoneuron 2013-49: 1-241). Click here
for map of regions.
Record Last Modified: 2013-12-16
Research By: TWC Staff