Plants cespitose. Culms 30-60 cm, stiffly erect, wiry, sparsely
pubescent to almost glabrous. Cauline blades erect, narrow, often involute.
Primary panicles usually contracted; branches appressed to ascending,
appearing 1-sided. Spikelets 2-2.8 mm, ellipsoid.
Dichanthelium aciculare subsp. neuranthum grows in moist, sandy,
open ground and savannahs, primarily on the outer coastal plain and in Cuba
and various other Caribbean islands.