Lathyrus palustris (Marsh pea) is a species of perennial herb in the family Fabaceae. It is a climber. It is associated with freshwater habitat. It is native to Saint-Pierre et Miquelon, Alaska, the contiguous United States, and Canada. It has compound, broad leaves. Lathyrus palustris (Marsh pea) fixes nitrogen. It is a photoautotroph. Individuals can grow to 0.7 m.
EOL has data for 21 attributes, including: