Iresine nitens Standl.

Iresine nitens Standley, Contr. U. S. Nat Herb. 18: 95. 1916,
Erect shrub, sparsely branched, the branches erect, striate, densely and closely pilosesericeous with lustrous silvery-white hairs, glabrate in age; petioles 5-7 mm. long; leaf-blades lanceolate, 2-6 cm. long, 0.5-1.3 cm. wide, long-acuminate or acute at the apex, acute at the base, thick and firm, when young strigose-pilose with lustrous white hairs, soon glabrate, the lateral veins conspicuous, ascending; flowers dioecious, paniculate, the panicle on a long naked peduncle, very narrow, elongate, the simple primary branches very short, the spikelets elongate, mostly sessile, the rachis densely lanate; bracts and bractlets of the pistillate flowers equaling the sepals, ovate or ovate-oblong, acute or acuminate, hyaline, stramineous or fuscous, glabrous, the sepals narrowly lanceolate, 2 mm. long, long-attenuate, 3-nerved, densely lanate, the long soft hairs brownish; style nearly as long as the ovary, the stigmas short, slender; utricle oblong, acute; seed 1 mm. long, yellowish-brown, shining.
Type locality: Tehuacan, Puebla. Distribution : Known only from the type locality.