Herbs annual, with a slender tap root. Leaves sessile or very short petiolate, elliptic to narrowly obovate or oblanceolate, 5--15(--35) X 2--5(--20) mm, narrowed at base, remotely blunt denticulate distally, sparsely villous or glabrescent, apex acute to subobtuse. Scapes 2 to many, 2--7.5 cm, villous and minutely white glandular pubescent; umbels many flowered; bracts elliptic to obovate, 5--15 X 1--4.5 mm, leaflike, sparsely villous. Pedicel 1--1.5 cm, pubescent. Calyx 3--4 mm, enlarging to 9 mm in fruit, sparsely villous, parted to 2/3; lobes triangular-lanceolate, apex acuminate. Corolla white or pink, 3--4 mm in diam.; lobes oblong, 1--1.8 mm, apex rounded. Fl. Jun-Jul. 2n = 20, ca. 36--38, 40, 52, 54, 58--60, 80.
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