Trifolium depauperatum is a species of clover known by the common names cowbag clover, balloon sack clover, and poverty clover. It is native to western North America from British Columbia to California, as well as sections of western South America in Peru and Chile. It is a common plant of many types of habitat.
Trifolium depauperatum is a small annual herb growing upright or decumbent in form. The leaves are made up of oval leaflets up to 2 centimeters long which are smooth, toothed, lobed, or blunt-tipped. The inflorescence is a head of flowers up to 1.5 centimeters long. The flower has a pinkish purple white-tipped corolla up to a centimeter long. It becomes inflated as the fruit developed.
Trifolium depauperatum is often discussed as comprising several varieties. These are:
- T. depauperatum var. truncatum
- T. depauperatum var. depauperatum
- T. depauperatum var. hydrophilum
- T. depauperatum var. amplectens
- Jepson Manual Treatment - Trifolium depauperatum
- USDA Plants Profile
- GRIN Species Profile
- Trifolium depauperatum - Photo gallery
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