KEY TO DREPANOSTACHYUM SPECIES
Culm sheath with ring of dense hairs at base . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . annulatum Culm sheath without ring of dense hairs at base:-
leaf sheath hairy with prominent and persistent auricles bearing spreading bristles . . . . intermedium leaf sheath lightly hairy or glabrous with quickly deciduous or absent auricles . . . . . . . . . . khasianum
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