Trifolium vesiculosum Savi. - Bladdery Clover.

Taxonomic position.

Family Fabaceae Lindl., genus Trifolium L.


Trifolium turgidum Bieb.

Morphology and biology.

Annual herbaceous plant. Stems 20-40 cm tall, straight, glabrous, ribbed, often reddish, simple or few-branched. Stipules oblong, their free parts lanceolate-subulate. Leaf blades glabrous, elliptic-lanceolate, those of lower leaves obovate, serrately dentate at margins with sagittate pale spot above. Calyx globosely inflated, about 4 mm long. Racemes dense, oval- or ovoid-oblong, up to 3.5-4 cm long. Corolla pale purple, much longer than calyx. Fruit is a scarious pod with 2-3 seeds. Flowers in June, fruits in July. Self-incompatible, cross-pollinated plant.


Caucasus, Moldova, Black Sea Region.


In lowland, in meadows, on dry grassy slopes.

Economic value.

May be used as forage plant.


Galushko AI. 1980. Flora of the North Caucasus: Handbook. V.2. 352 p. (In Russian).
Grossheim AA. 1952. Flora of Caucasus. 2nd ed. V.5. P.194-221. (In Russian).
Bobrov EG. 1987. Clover - Trifolium L. In: Fedorov AA., Tzvelev NN., eds. Flora of the European part of the USSR. V.6. P.195-208. (In Russian).
Bobrov EG. 1945. Clover - Trifolium L. In: Shishkin BK., ed. Flora URSS. V.11. P.189-261. (In Russian).

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© Photo by E.A.Dzyubenko

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