Putnam Park Wildflowers


Flower ID: IMG_7371.JPG-07-11-2023
Flower name (scientific): Galium trifidum Linnaeus PY: 1753. Pronunciation guide: (phonetic spelling) GAL-ee-um trifidus TRY-fee-dum (or TRIF-i-dum)
Flower name (common): Three-petal Bedstraw
Family name (common): Madder
Family name (scientific): Rubiaceae
Scientific name origin:
     Genus: From the Greek word gala for milk. Dioscorides' name, referencing the use of yellow bedstraw Galiumverum to curdle milk for cheese making.
    Specific epithet: Latin meaning divided into three, refers to the mostly three-petaled flowers.
Common name origin: Bedstraw refers to the straw, when covered by a sheet, formed the bedding in an ordinary bed. The term bedstraw applies to a number of Galium species. For this species the flowers are mostly three-petaled. For reference, most of the Galium species have four-petaled flowers.
Flower description:
     Size: 0.05 to 0.08 inches (1.3 to 2.0 mm)
     Petal count: 3 (4 very uncommon)
     Color: white
     Other: flower arrangement, Panicle
Plant description:
     Size: 4 to 20 inches (10 to 51 cm)
     Stem hairy:
     Other:
Leaf description: attachment is whorl, type is simple
     Size: Leaves up to about 2 cm long and about 3 mm wide.
     Color:
     Hairy:
     Other: Shape: leaf, narrowly elliptic or narrowly elliptic-oblanceolate (IL)
Origin (native, introduced, invasive): Native
Status (common, uncommon, threatened, rare): Common
Bloom time (typical): June to August
Cycle (annual, biennial, perennial): Perennial
Habitat: Lake and river edges, moist to wet, sun.
Fruit:
Seed:
Importance to wildlife:
Similar species (if any): The other Galium species in Wisconsin that has mostly 3-petal flowers is Galium tinctorium. To distinguish the two species, Galium trifidum has leaves usually exclusively in whorls of 4, whereas Galium tinctorium has leaves in whorls of 4 and in whorls of 5 and 6. The other Galium species have flowers with 4 petals.
Ethnobotany: The Ojibwe prepared a tea from this plant and used it for treating skin issues (Smith, p. 387, 1932).
Latitude: 44.799958
Longitude: -91.506943
Altitude: 218.90
Distribution: In Wisconsin: (Adams, Ashland, Barron, Bayfield, Brown, Buffalo, Burnett, Chippewa, Columbia, Dane, Dodge, Door, Douglas, Eau Claire, Florence, Forest, Grant, Green, Green Lake, Iron, Jackson, Jefferson, Juneau, Kenosha, La Crosse, Langlade, Lincoln, Manitowoc, Marathon, Marinette, Marquette, Oconto, Oneida, Ozaukee, Pepin, Pierce, Polk, Portage, Price, Racine, Richland, Rock, Rusk, Sauk, Sawyer, Shawano, Sheboygan, Taylor, Vilas, Walworth, Washburn, Washington, Waukesha, Waupaca, Waushara, Winnebago, Wood) Click here for distribution map
In US: (AK, AZ, CA, CO, CT, DC, IA, ID, IL, IN, LA, MA, MD, ME, MI, MN, MT, ND, NE, NH, NJ, NM, NV, NY, OH, OR, PA, RI, SD, TX, UT, VA, VT, WA, WI, WY)
In Canada: (AB, BC, LB, MB, NB, NF, NS, NT, NU, ON, PE, QC, SK, YT)
References:
Synonym(s):
Basionym: na
Homotypic Synonym(s):
Heterotypic Synonym(s):
Autonym: Galium trifidum subsp. trifidum (The other infraspecifics are Galium trifidum subsp. brevipes (Fernald & Wiegand) Á. Löve & D. Löve, Galium trifidum subsp. columbianum (Rydberg) Hultén, Galium trifidum subsp. halophilum (Fernald & Wiegand) Puff, Galium trifidum subsp. subbiflorum (Wiegand) Puff. All four of these subspecies occur in North America.)