Family: Lythraceae
lowland rotala, tooth-cup, wheel-wort tooth-cup
[Ammannia catholica Cham. & Schltdl., more...]
Jason J. Husveth
Jason J. Husveth
University of Wisconsin-Stevens Point, Robert W. Freckmann Herbarium (UWSP)
Etymology: Rotala: diminutive of roto for "wheel," referring to whorled leaves of original species
Plants: erect or drooping, annual, 4"-16" tall forb, hairless, often with many branches; stems weak, trailing or erect, often reddish
Leaves: opposite or whorled
Flowers: pinkish to white, tiny, 4 -5-parted, petals fall off very early; triangular appendages, about the same size as the sepals, alternate with them; solitary in the leaf axils
Habitat: wet; in muddy soil
Conservation Status: Native
Plants: erect or drooping, annual, 4"-16" tall forb, hairless, often with many branches; stems weak, trailing or erect, often reddish
Leaves: opposite or whorled
Flowers: pinkish to white, tiny, 4 -5-parted, petals fall off very early; triangular appendages, about the same size as the sepals, alternate with them; solitary in the leaf axils
Habitat: wet; in muddy soil
Conservation Status: Native
Floristic Rating: Coefficient of Conservatism = 8, Wetland Indicator = OBL USDA Plants Database: Federal Distribution and detailed information including photos Minnesota Dept. of Natural Resources: Rare Species Guide; description, conservation, photos, maps, etc. USDA Agricultural Research Service (ARS): Images of seeds, fruits, embryos, etc. USDA Agricultural Research Service (ARS): Images of seeds, fruits, embryos, etc.
Jason J. Husveth
Emmet J. Judziewicz
Emmet J. Judziewicz
Emmet J. Judziewicz
Emmet J. Judziewicz
Scott A. Milburn
