trigonous

Grain is oblong shining light reddish brown, narrowed at both ends and somewhat trigonous.

It is very much flattened in Paspalum scrobiculatum, but somewhat trigonous in Digitaria sanguinalis.

The inflorescence is of several slender spikes, usually drooping, 2 to 4 inches; the rachis is filiform and trigonous.

The inflorescence consists of spikes, solitary, digitate or fascicled, articulate and fragile; the joints of the floral axis and the pedicels of the pedicelled spikelets are trigonous and hollowed ventrally.

The inflorescence is 1/2 to 3 inches long and consists of fascicles of spikelets; the rachis is trigonous, smooth, and flexuous.