Flower ID: IMG_7599.JPG-07-11-2021 Flower name (scientific): Capsella bursa-pastoris (Linnaeus) Medikus PY: 1792. Pronunciation guide: (phonetic spelling) kap-SEL-luh BUR-suh PAS-tor-is Flower name (common): Shepherd's Purse Family name (common): Mustard Family name (scientific): Brassicaceae Scientific name origin: Genus: From Latin for a small box or case, supposedly referencing the appearance of the fruit looking similar to a wallet or purse. Specific epithet: A compound of bursa, Latin meaning pouch or purse, and pastoris, Latin for shepherd. The appearance of the fruit resembles a shepherd's purse. Common name origin: Shape of the fruit resembles a shepherd's purse. Flower description: Size: 0.2 to 0.3 inches (5 to 8 mm) Petal count: 4 Color: white Other: flower arrangement, Raceme Plant description: Size: 4 to 30 inches (10 to 76 cm) Stem hairy: Other: Leaf description: attachment is basal and alternate, type is simple and lobed Size: Basal leaves are typically 1.5 up to 10 cm long and up to 2.5 cm wide. Cauline leaves are about 1 to 5 cm long and up to about 1.5 cm wide. Color: Hairy: Other: Shape: leaf, basal: elliptic, lanceolate, or oblanceolate, and pinnately lobed (IL), oblong or oblanceolate (FNA), stem: elliptic, lanceolate, or oblanceolate, and pinnately lobed (IL), oblong, lanceolate, or linear (FNA) Origin (native, introduced, invasive): Introduced Status (common, uncommon, threatened, rare): Uncommon Bloom time (typical): April to August Cycle (annual, biennial, perennial): Annual Habitat: Disturbed areas, roadsides, waste areas, fields, sun or semi-shade. Fruit: Seed: Importance to wildlife: Similar species (if any): Thlaspi arvense (Field Penny Cress) has some resemblance, but can be readily differentiated by the shape of the seed pods. T. arvense has seed pods obovate to nearly circular in outline, whereas Capsella bursa-pastoris has seed pods that are obtriangular in shape. Ethnobotany: The Menominee employed this plant to treat poison ivy rash (Smith, p. 33, 1923). The Meskwaki used this plant as a medicine, with no illness specified (Smith, p. 219, 1928). Latitude: 44.798205 Longitude: -91.513077 Altitude: 237.10 Distribution: In Wisconsin: (Adams, Ashland, Barron, Bayfield, Brown, Buffalo, Burnett, Calumet, Chippewa, Clark, Columbia, Crawford, Dane, Dodge, Door, Douglas, Dunn, Eau Claire, Florence, Fond du Lac, Forest, Grant, Green, Green Lake, Iowa, Jackson, Jefferson, Juneau, Kenosha, Kewaunee, La Crosse, Lafayette, Langlade, Lincoln, Manitowoc, Marathon, Marinette, Marquette, Menominee, Milwaukee, Monroe, Oconto, Oneida, Outagamie, Pepin, Pierce, Polk, Portage, Price, Racine, Richland, Rock, Rusk, Sauk, Sawyer, Shawano, Sheboygan, St. Croix, Taylor, Trempealeau, Vernon, Vilas, Walworth, Washburn, Washington, Waukesha, Waupaca, Waushara, Winnebago, Wood) Click here for distribution map In US: (AK, AL, AR, AZ, CA, CO, CT, DC, DE, FL, GA, HI, IA, ID, IL, IN, KS, KY, LA, MA, MD, ME, MI, MN, MO, MS, MT, NC, ND, NE, NH, NJ, NM, NV, NY, OH, OK, OR, PA, RI, SC, SD, TN, TX, UT, VA, VT, WA, WI, WV, WY) In Canada: (AB, BC, LB, MB, NB, NF, NS, NT, NU, ON, PE, QC, SK, YT) References: Synonym(s): Bursa bursa-pastoris (L.) Shafer, Nasturtium bursa-pastoris (L.) Roth, Rodschiedia bursa-pastoris (Medik.) G.Gaertn., B.Mey. & Scherb. Basionym: Thlaspi bursa-pastoris Linnaeus Sp. Pl. 2: 647. 1753. Homotypic Synonym(s): Heterotypic Synonym(s): Autonym:Capsella bursa-pastoris subsp. bursa-pastoris (The other infraspecific is Capsella bursa-pastoris subsp. thracicus (Velenovský) Stojanov & Stef. and this has not been recorded in North America.)