Flower ID: IMG_0773.JPG-06-18-2017 Flower name (scientific): Hypericum perforatum Linnaeus PY: 1753. Pronunciation guide: (phonetic spelling) hy-PER-ih-kum per-fuh-RAY-tum Flower name (common): Common St. Johnswort Family name (common): St John's wort Family name (scientific): Hypericaceae Scientific name origin: Genus: From the Greek for above pictures. Referring to its use above shrines to repel evil spirits. Also the Greek name for St. John's Wort, which typically blooms around St. John's Day, June 24. Specific epithet: With or appearing to have small holes. Refers to the numerous translucent dots on the leaves, which might suggest that the leaves are perforated. Common name origin: Flowers in late June, around the time of the feast of St. John, which occurs on June 24. Flower description: Size: 0.6 to 1.0 inches (1.5 to 2.5 cm) Petal count: 5 Color: yellow Other: flower arrangement, Cluster-cyme Plant description: Erect Size: 24 to 36 inches (61 to 91 cm) Stem hairy: glabrous Other: Leaf description: attachment is opposite, type is simple Size: Leaves are up to 2 to 3 cm long and up to 6 to 16 mm wide. Color: Upper surface medium green with numerous pellucid (translucent) dots, lower surface paler green. Hairy: glabrous Other: Shape: leaf, oblong or elliptic to lanceolate-elliptic or linear (FNA) Origin (native, introduced, invasive): Native Status (common, uncommon, threatened, rare): Common Bloom time (typical): June to September Cycle (annual, biennial, perennial): Perennial Habitat: Prairies, fields, disturbed sites, roadsides, sun, mesic to dry. Fruit: Capsules about 4 to 10 mm in length. Seed: Dark brown to black, about 0.8 to 1.2 mm in length. Importance to wildlife: Similar species (if any): Hypericum punctatum (Spotted St. John's-wort) has a similar appearance, but this species has black glandular dots on the leaves and blackish colored dots on the margins and interior of the petals, whereas H. perforatum has whitish colored (pellucid) glandular dots on its leaves and black dots that are along the margins of the petals. Ethnobotany: No recorded uses by tribes in Wisconsin. The Cherokee used this plant for variuos ailments including bowel issues, snakebite, and veneral disease. The Iroquois used the plant to treat fevers and the Montagnais employed it to treat coughs (Moerman, pp. 272-273, 1998). Latitude: Longitude: Altitude: Distribution: In Wisconsin: (Adams, Ashland, Bayfield, Brown, Burnett, Calumet, Columbia, Crawford, Dane, Door, Douglas, Dunn, Eau Claire, Florence, Fond du Lac, Forest, Grant, Green, Green Lake, Iowa, Iron, Jackson, Jefferson, Juneau, Kenosha, Kewaunee, La Crosse, Lafayette, Langlade, Lincoln, Manitowoc, Marinette, Marquette, Milwaukee, Monroe, Oconto, Oneida, Outagamie, Ozaukee, Pierce, Polk, Portage, Racine, Richland, Rock, Rusk, Sauk, Shawano, Sheboygan, Taylor, Trempealeau, Vernon, Vilas, Walworth, Washington, Waukesha, Waupaca, Waushara, Wood) Click here for distribution map In US: (AR, CA, CO, CT, DC, DE, 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, VA, VT, WA, WI, WV, WY) Click here for distribution map In Canada: (BC, MB, NB, NF, NS, ON, PE, QC) Click here for distribution map References: Synonym(s): Basionym: na Homotypic Synonym(s): POWO lists 5 homotypic synonyms for this species. Heterotypic Synonym(s): na Autonym:Hypericum perforatum subsp. perforatum (The other infraspecifics are Hypericum perforatum subsp. chinense N. Robson and Hypericum perforatum subsp. songaricum (Ledebour ex Reichenbach) N. Robson. These two subspecies have not been recorded from North America.) Wetland Status (NC): UPL Wetland Status (MW): FACU