Révis. Gramin. 2: 776 (1891); Gen. Gram.: 366 (1986).- Type-species: Hackelochloa granularis (L.) Kuntze.
Description:
* Annuals. Ligule a fringed membrane.
* Inflorescence axillary, a single flattened dorsiventral raceme; these aggregated into a compound panicle; internodes oblong.
* Sessile spikelet callus obliquely truncate with a central peg. Lower glume of sessile spikelet nearly orbicular, with a complex reticulate pattern of projections and pits, wingless; loer floret barren.. Pedicelled spikelet narrowly ovate, herbaceous, smooth, narrowly winged.
Genus with 2 species; throughout the tropics.