3(1). Leaf blades less than 1 cm long; leaves in fascicles; spikelets unisexual, inconspicuous in axils of fascicled leaves  Monanthochloë

leaves in fascicles

 (Gould 1975)

3. Leaf blades more than 1 cm long; leaves not in fascicles; spikelets perfect or unisexual, usually conspicuous 4