Plants annual or biennial; taproot filiform to slender. Stems sprawl-ing t2o erect, nearly simple to much-branched especially distally, 7-35 cm, retrorsely pubescent on 1 side or throughout. Leaves: stipules lanceolate to ovate, 5-10 mm, apex acuminate, entire; blade linear-oblong to oblanceolate, 5-30 × 1-7 mm, leathery, apex acute to cuspidate, moderately antrorsely pubescent. Cymes terminal, 25+-flowered, much-branched but congested, clusters 5-20 mm wide. Flowers 5-merous, ± short-campanulate, with prominently enlarged hypanthium and calyx flaring distally, (1.5-)2-2.3 mm, pubescent proximally with short, hooked hairs; sepals greenish to brownish or red-brown, white distally, veins absent, oblong to obovate, 1-1.5 mm, leathery to rigid, margins white, 0.2-0.3 mm wide, papery, apex terminating in divergent awn, hood broadly rounded, awn white, stout-conic, 0.5-0.6 mm, glabrous; staminodes filiform, ± 0.3 mm; style 1, cleft in distal 1/ 5, 0.3-0.6 mm. Utricles ellipsoid to subglobose, 0.5-0.8 mm, minutely papillate distally.
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