Flower ID: IMG_4116.JPG-06-28-2020 Flower name (scientific): Sisymbrium loeselii Linnaeus PY: 1755. Pronunciation guide: (phonetic spelling) sis-SIM-bree-um low-SEL-ee-ee (or low-SEL-ee-eye) Flower name (common): Tall Hedge Mustard Family name (common): Mustard Family name (scientific): Brassicaceae Scientific name origin: Genus: From the Greek for a mustard. Specific epithet: Named to honor German physician and botanist Johannes Loesel (1607 – 1655). Common name origin: From the plant height, a common habitat, and the resemblance to the mustard plants. Flower description: Size: 0.2 to 0.4 inches (5 to 10 mm) Petal count: 4 Color: yellow Other: flower arrangement, Cluster-spherical Plant description: Size: 20 to 48 inches (51 to 122 cm) Stem hairy: Other: Leaf description: attachment is basal and alternate, type is simple and lobed Size: Leaves up to 15 cm long and up to 6 cm wide. Color: Hairy: Other: Shape: leaf, basal leaves broadly oblanceolate (in outline), cauline leaves similar to basal (FNA), lower lyre-shaped to pinnately-divided (FW) Origin (native, introduced, invasive): Introduced Status (common, uncommon, threatened, rare): Common Bloom time (typical): June to August Cycle (annual, biennial, perennial): Annual Habitat: Fields, prairies, streambanks, disturbed areas, waste areas, roadsides, sun. Fruit: Seed: Importance to wildlife: Similar species (if any): Sisymbrium loeselii is not reported as present in Wisconsin or Minnestoa according to the FNA, but is present in all the midwestern states according to the USDA database. Sisymbrium officinale (Hedge Mustard) is similar to i>Sisymbrium loeselii. The two can be differentiated in the following manner: S. officinale has flowers that are about 5 to 8 mm wide and fruits typically 1 to 1.4 sometimes up 1.8 cm in length, whereas S. loeselii has flowers about 12 to 16 mm wide and fruits typically 2 to 3.5 cm and up to 5 cm in length. Ethnobotany: Latitude: 44.794617 Longitude: -91.495692 Altitude: 260.20 Distribution: In Wisconsin: (Dane, Door, Eau Claire, La Crosse, Milwaukee, Racine, Richland) Click here for distribution map In US: (CA, CO, CT, IA, ID, IL, IN, KS, KY, MA, MD, ME, MI, MN, MO, MT, ND, NE, NH, NM, NV, NY, OH, OR, PA, SC, SD, WA, WI, WV, WY) In Canada: (AB, BC, MB, NB, ON, QC, SK) References: Synonym(s): Basionym: na Homotypic Synonym(s): Heterotypic Synonym(s): Autonym: na