A perennial branched herb up to 60(-200) cm tall. Leaves oblong-lanceolate to ovate-lanceolate, up to 15(-22) cm x 6(-7.5) cm. Flowers in spiciform racemes shorter to slightly longer than leaves, bisexual, stamens 8-15(-20), in 1 whorl, carpels 7-9(-10), united in fruit. Berry purple, 7-8 (-10)-ribbed, ca. 4-6 mm in diameter. Seeds black, lenticular, smooth, ca. 2 mm in diameter. |