Flower ID: IMG_4533.JPG-09-07-2022 Flower name (scientific): Lathyrus palustris Linnaeus PY: 1753. Pronunciation guide: (phonetic spelling) lah-THY-russ (or LATH-e-rus or LATH-uh-rus) pal-US-triss Flower name (common): Marsh Pea Family name (common): Pea Family name (scientific): Fabaceae Scientific name origin: Genus: From the Greek word lathyros, for legume (pea, bean). Specific epithet: Latin for swampy or marshy, referring to the habitat where this species is commonly found. Common name origin: From its customary habitat and from the approximate similarity of the fruit to the seed pod of the common vegetable pea Pisum sativum var. sativum. Also, the flowers have a shape characteristic of the flowers of the other pea plants. Flower description: Size: 0.7 to 0.8 inches (1.8 to 2.0 cm) long. Petal count: 5 Color: pink or purple, also bicolor flowers with pink and white or purple and white. Other: flower arrangement, Raceme Plant description: Size: 12 to 48 inches (30 to 122 cm) Stem hairy: Other: Leaf description: attachment is alternate, type is compound Size: Color: Hairy: Other: Shape: leaf, even-pinnate (IL), 2 to 4 pairs of leaflets; leaflet narrowly elliptic, elliptic to narrowly elliptic, narrowly lanceolate (MB) Origin (native, introduced, invasive): Native Status (common, uncommon, threatened, rare): Uncommon Bloom time (typical): June to July Cycle (annual, biennial, perennial): Perennial Habitat: Prairies, meadows, thickets, streambanks, fens, marshes, swamps, moist to wet, semi shade to sun. Fruit: Seed: Importance to wildlife: Similar species (if any): Ethnobotany: The Chippewa used the peas of this species as a food source (Gilmore, p. 133, 1933). The Ojibwe utilized this plant as a medicine for sick horses (Smith, p. 373, 1932). Latitude: 44.803913 Longitude: -91.526998 Altitude: 242.20 Distribution: In Wisconsin: (Adams, Ashland, Barron, Bayfield, Brown, Buffalo, Burnett, Clark, Columbia, Crawford, Dane, Dodge, Door, Douglas, Eau Claire, Fond du Lac, Forest, Grant, Green, Green Lake, Iowa, Jefferson, Juneau, Kenosha, Kewaunee, La Crosse, Lafayette, Langlade, Lincoln, Manitowoc, Marathon, Marinette, Marquette, Menominee, Milwaukee, Monroe, Oconto, Oneida, Outagamie, Polk, Portage, Racine, Richland, Rock, Sauk, Shawano, Sheboygan, St. Croix, Taylor, Trempealeau, Vernon, Walworth, Washburn, Washington, Waukesha, Waupaca, Waushara, Winnebago, Wood) Click here for distribution map In US: (AK, CA, CT, DC, DE, GA, IA, IL, IN, KY, LA, MA, MD, ME, MI, MN, MO, NC, ND, NE, NH, NJ, NY, OH, OK, OR, PA, RI, SD, TN, TX, VA, VT, WA, WI, WV) Click here for distribution map In Canada: (AB, BC, LB, MB, NB, NF, NS, ON, PE, QC, SK) Click here for distribution map References: Synonym(s): Basionym: na Homotypic Synonym(s): Heterotypic Synonym(s): Autonym:Lathyrus palustris subsp. palustris (The other infraspecifics are Lathyrus palustris var. exalatus (Hung Pin Tsui) Xiang Yun Zhu, Lathyrus palustris subsp. nudicaulis (Willkomm) Peter William Ball. Neither of these two infraspecifics have been recorded from North America.) Wetland Status (NC): FACW Wetland Status (MW): FACW