Donetsk-Don endemic . It grows in Russia in the Don basin in the Kursk, Voronezh, Belgorod, Rostov and Volgograd regions, as well as in Ukraine along the Seversky Donets and its tributaries in the Lugansk and Donetsk regions [2] . Grows on chalk hills.
Perennial plant . Shrub with a height of 20 to 50 cm, branched from the base with obliquely upward directed branches. Branches of the first order, in turn, are branched, young branches slightly pubescent or almost bare.
The leaves are linear-lanceolate or oblong-linear, from 1 to 3 cm long and from 0.5 to 3 mm wide, bluish, glabrous or slightly pubescent.
Flowers in loose brushes at the end of stems and branches, calyx naked, about 3 mm long, 1 ⁄ 3 or almost half cut into triangular-lanceolate teeth, of which the three lower ones are slightly narrower and shorter than the two upper ones, ovate flag , 10-11 mm long and 6 mm wide, dull at the top, immediately narrowed at the base to a short fingernail, naked, wings and boat slightly shorter than the flag, ovary naked.
The bean is linear, 3 cm long and 3 mm wide, bare, almost straight.
Flowering - June - July [3] .
In addition to the Red Book of Russia, it is included in the Red Books of the following constituent entities of the Russian Federation: Belgorod Region , Volgograd Region , Voronezh Region , Rostov Region [4] .
