Stem slender, simple, 8 ft. long. Leaves moderately dense, ascending: petiole winged, reaching a length of 4-5 in. in the lower leaves; blade oblong, cuspidate, of moderately firm texture, 4-8 in. long, 2½-3 in. broad at the middle, deltoid at the base, with a distinct midrib in the lower half. Inflorescence a subsessile panicle 1 ft. long, with a flexuose rhachis and several short spreading simple branches; flowers in dense clusters at the tip and side of the branches; pedicels very short; bracts minute. Perianth ½ in. long; segments ⅓ the length of the very slender tube. Anthers shorter than the filiform filaments. -- Baker in Journ. Linn. Soc. xiv. 536.