a branched slender somewhat straggling glabrous herb; leaves 1–3 in. long, ovate, hastate-ovate, or lanceolate, with cuneate base, glabrous; petioles of the lower leaves reaching 1 in. long, slender; inflorescence in spike-like, sometimes paniculate racemes 3–12 in. long; cymes interrupted; perianth-segments 1 1/4 lin. long, oblong-lanceolate, equal, straw-coloured, usually 1-nerved; stamens without interposed teeth; filaments united into a cup at the base, free portion 1/4 lin. long, subulate; anthers short, elliptic, 2-celled; style very short, about 1/2 lin. long; stigmas 3, recurved, 1 1/4 lin. long; capsule 1 lin. long, subglobose, circumscissile a little below the middle; seeds flattened, subreniform, 1/2 lin. in diam., smooth and shining, black. null