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Ononis rotundifolia

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Ononis rotundifolia, commonly known as round-leaved restharrow, is a perennial shrub belonging to the genus Ononis of the family Fabaceae.

Description

Ononis rotundifolia reaches on average Template:Convert of height, with a maximum of Template:Convert. The stem and the leaves are slightly hairy and sticky. The leaves are composed of three irregularly toothed and almost rounded leaflets (hence the specific Latin name rotundifolia), the median one with a long petiole. This plant bears clusters of two or three pink flowers streaked with red, about Template:Convert wide. The flowering period extends from June through September. Ononis rotundifolia is also used as an ornamental plant.

Gallery

Flowers of Ononis rotundifolia
Flowers of Ononis rotundifolia
Leaf of Ononis rotundifolia

Distribution

This quite rare north-western Mediterranean shrub occurs in Austria, Switzerland, Italy, France and Spain, mainly in the Alps, the Cevennes and the Pyrenees.

Habitat

These plants prefer calcareous soils in dry grasslands, rocky meadows, slopes or hillsides. They can be found at an altitude of Template:Convert.

Subspecies

  • Ononis rotundifolia var. aristata DC.
  • Ononis rotundifolia var. orbiculata Rouy in Rouy & Foucaud

References

  • Pignatti, S. - Flora d'Italia - Edagricole – 1982
  • Tutin, T. G., et al., eds. 1964–1980. Flora Europaea
  • Template:GRIN

External links

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