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General Description
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Round-leaved restharrow is a beautiful, dwarf shrub with large, pink, red-veined pea-flowers and round, toothed, sticky leaflets.
The pea-flowers have crimson veins, particularly on the standard petal. Two or three flowers are borne on a short stalk, which holds them clear of the leaves. Ononis fruticosa (shrubby restharrow) is similar in appearance, but has narrow leaflets.
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Species Profile
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Geography and distribution
Native to the western Mediterranean, from eastern Spain and France to eastern Austria and central Italy, where it is found at 700-1,800 m above sea level.
Description
Overview: A perennial shrub up to 50 cm tall.
Leaves: The leaves are divided into three leaflets, each of which is around 25 mm across, rounded, toothed and glandular. The terminal leaflet is borne on a 5 mm long stalk.
Flowers: The flowering branches are around 3 cm long. The flowers are 16-20 mm long. The standard petal is pink, with darker veins. The keel petals are usually white.
Fruits: The fruit is a dark reddish, elongated, pod with silvery hairs.
Uses
Round-leaved restharrow is cultivated as an ornamental.
This species at Kew
Ononis rotundifolia is grown in the Plant Family Beds (bed number 38, Leguminosae) at Kew.
Pressed and dried specimens of Ononis rotundifolia are held in Kew's Herbarium, where they are available to researchers by appointment.
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Distribution
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Austria, France, Italy, Spain
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Ecology
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Scrub and rocky places on hills and mountains; usually on limestone.
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Conservation
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Not threatened.
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Hazards
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None known.