短苞百蕊草 duan bao bai rui cao

Herbs subshrublike; rootstock yellowish brown, ± conic, ca. 8 cm, tip ca. 10 mm thick. Stems usually erect, partly ascending, rigid, slender, to 30 cm, 4-ribbed, furrowed. Leaves sparse, sessile, linear, ca. 25 mm, 1-veined, margin minutely denticulate, apex acute. Inflorescences racemelike, many flowered; bracts narrowly linear, 5-7 mm; pedicel ca. 5 mm, finely striate; bracteoles 2, subulate, ca. 3 mm, curved. Perianth 5-merous, white, funnelform, ca. 8 mm, sometimes longer, tube tubular, ca. 3 mm, lobes narrowly oblong, ca. 4 mm, apex acute, incurved. Stamens ca. 2 mm. Ovary stalk 0.8-1 mm. Style 2.5 mm, not exserted. Nutlet ovoid, 3-3.5 × 2.5-3 mm, with 10, nearly parallel or obliquely lateral veins, not reticulate; persistent perianth funnelform, ca. 4 mm, longer than fruit; stalk 5-6 mm. Fl. and fr. Aug-Sep.

* Sunny dunes. Nei Mongol.