Flower ID: IMG_1223.JPG-09-23-2018 Flower name (scientific): Erigeron annuus (Linnaeus) Persoon PY: 1807. Pronunciation guide: (phonetic spelling) er-IJ-er-on AN-yoo-us Flower name (common): Annual Fleabane Family name (common): Aster Family name (scientific): Asteraceae Scientific name origin: Genus: From the Greek eri for early refers to spring, erion for wool and geron refers to old man. A reference to the fact that some species are early flowering in the spring, and the seed heads have hair like that of an old man. A name used by Theophrastus. Specific epithet: Latin for one-years, annual. Common name origin: For the annual cycle. Fleabane from flea + bane, and based on the belief that the plant was toxic to and repelled fleas. Flower description: Size: 0.5 to 0.8 inches (1.3 to 2.0 cm) Petal count: 80 to 125 ray florets. Color: white Other: flower arrangement, Panicle Plant description: Size: 24 to 60 inches (61 to 152 cm) Stem hairy: Other: Leaf description: attachment is basal and alternate, type is simple Size: Basal leaves up to about 15 cm long, upper stem leaves to about 10 cm long and up to about 8 cm wide. Color: Hairy: Other: Shape: leaf, (basal) lanceolate to oblanceolate or ovate, (cauline) lanceolate to oblong (FNA) Origin (native, introduced, invasive): Native Status (common, uncommon, threatened, rare): Common Bloom time (typical): June to October Cycle (annual, biennial, perennial): Annual Habitat: Prairies, woods, fields, disturbed sites, waste areas, roadsides, sun, moist to dry. Fruit: Seed: Importance to wildlife: Click for pollinator information on this flower. Similar species (if any): Other Erigeron species that are similar include E. glabellus (Smooth Fleabane), with 125 to 175 blue to pink to white ray florets and a flower size of 25 to 50 mm, E. philadelphicus (Philadelphia Fleabane), with 150 to 400 pink to white ray florets and a flower size of 12 to 19 mm, E. pulchellus (Robin's Plantain), with 50 to 100 blue to pink to white ray florets and a flower size of 25 to 38 mm, and E. strigosus (Prairie Fleabane), with 50 to 100 white to pink to blue ray florets and a flower size of 12 to 19 mm, which compare with the 80 to 125 white ray florets and flower size of 19 mm for Erigeron annuus. E. annuus can be distinguished from E. strigosus by the long white hairs on its entire stems and its more numerous leaves, whereas E. strigosus is less hairy or hairless and leaves are more narrow. E. philadelphicus can be distinguished by the main stem leaves that are both wide and clasping at their bases. E. acris (Bitter Fleabane), has only been reported twice in Wisconsin, though it is not listed as present in Wisconsin by the FNA or the USDA. Ethnobotany: Latitude: 44.797020 Longitude: -91.512535 Altitude: 272.70 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, Iron, Jackson, Jefferson, Juneau, Kenosha, Kewaunee, La Crosse, Lafayette, Langlade, Lincoln, Manitowoc, Marathon, Marinette, Marquette, Menominee, Milwaukee, Monroe, Oconto, Oneida, Outagamie, Ozaukee, 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: (AL, AR, CA, CT, DC, DE, FL, GA, IA, ID, IL, IN, KS, KY, LA, MA, MD, ME, MI, MN, MO, MS, NC, ND, NE, NH, NJ, NM, NY, OH, OK, OR, PA, RI, SC, SD, TN, TX, UT, VA, VT, WA, WI, WV) In Canada: (AB, BC, MB, NB, NF, NS, ON, PE, QC, SK) References: Synonym(s): Basionym: Aster annuus Linnaeus Sp. Pl. 2: 875. 1753. Homotypic Synonym(s): Heterotypic Synonym(s): Autonym: na