Dendrocalamus phuthoensis (Poaceae: Bambusoideae), a new species from Phu Tho province, Vietnam

Abstract

A new species of Dendrocalamus (Poaceae: Bambusoideae), D. phuthoensis, is described and illustrated from Phu Tho Province, Vietnam. This species is similar to D. longiligulatus, but differs by its culm sheath glabrous, culm sheath ligule 6–7 mm long, serrulate, young culms densely brown pubescent, florets 7–9, arranged in the pseudospikelet, palea 12–14 mm long, with 3 or 4 veins between keels and without veins on each wing.