大叶补血草 da ye bu xue cao

Statice gmelinii Willdenow, Willd., Sp. Pl. 1: 1524. 1798; Limonium pycnanthum (K. Koch) Kuntze; S. glauca Willdenow ex Schultes; S. gmelinii var. scoparia (Pallas ex Willdenow) Schmalhausen; S. pycnantha K. Koch; S. scoparia Pallas ex Willdenow.

Herbs, perennial, 30--70(--100) cm tall. Taproot stout, dark purplish brown. Caudex thickened, with 1--3 heads, densely covered by persistent petiole bases. Leaves basal, wide, hard, persistent to anthesis; petiole distinct; leaf blade oblong-obovate, elliptic, or ovate, (5--)10--30(--40) X 3--8(--10) cm including petiole, base attenuate, apex usually obtuse to rounded. Inflorescences usually solitary, large, corymbiform or paniculate; main axis cylindrical, polished; rachis 3 or 4 X branched; branchlets slender and erect; sterile branches usually absent or simple and solitary on forks; spikes with 2--7 spikelets, densely clustered on upper part of branchlets; spikelets 1- or 2(or 3)-flowered; bracts broadly ovate, 1--1.5 mm, margin narrowly membranous; first bractlet 2--2.5 mm, margin membranous. Calyx obconical; tube basally and adaxially pubescent along ribs; limb pale purple or white. Corolla blue-purple. Fl. Jul-Sep, fr. Aug-Sep. 2n = 18.

Saline wastelands. N Xinjiang [Kazakhstan, Kyrgyzstan, Mongolia, Russia; Europe].