Stems slender, sarmentose, woody, terete, stramineous, glabrous; prickles small, spreading, pungent; branchlets spreading or ascending, very slender, acutely angled, not zigzag. Cladodia 3-4-nate, subterete, rigid, ascending, about 1/2 in. long, rounded on the back, flat or rather channelled on the face. Racemes spreading from the main woody branches, lax, about an inch long; pedicels very slender, solitary, articulated above the middle, the lower 1/4 in. long; bracts minute, ovate, white. Perianth 1-12th in. long; segments oblanceolate-oblong, obtuse, spreading horizontally. Stamens nearly as long as the perianth; anthers globose, very minute. Ovary pedicellate; style very short.
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