Trifolium depauperatum

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Trifolium depauperatum
Scientific classification
Kingdom: Plantae
(unranked): Angiosperms
(unranked): Eudicots
(unranked): Rosids
Order: Fabales
Family: Fabaceae
Subfamily: Faboideae
Tribe: Trifolieae
Genus: Trifolium
Species: T. depauperatum
Binomial name
Trifolium depauperatum

Trifolium depauperatum is a species of clover known by the common names cowbag clover,[1] poverty clover,[2] and balloon sack clover.


The plant is native to western North America from British Columbia to California, as well as towestern South America in Peru and Chile. It is a common plant of many types of habitat, including coastal prairie and mixed evergreen forest,. [3]


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 has several varieties, which can include:

  • Trifolium depauperatum var. amplectens — Balloon sack clover, Pale bladder clover. [4]
  • Trifolium depauperatum var. depauperatum — Cowbag clover.[5]
  • Trifolium depauperatum var. hydrophilum
  • Trifolium depauperatum var. truncatum — Dwarf sack clover. [6]


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