Cynodon Rich.

Glumes shorter than the floret Cynodon
Ligule of hairs. Rhachilla produced beyond the lemma. Leaves distichous; blades 2–5 cm long. Inflorescence branches 2–5 cm long, turning reddish or purplish-brown after flowering. Widespread. Common lawn grass; weed; pastures. Possibly introd. Fl. spring–summer. Common Couch or Bermuda Grass Cynodon dactylon
Ligule membranous, fringed with very short hairs. Rhachilla not produced beyond the lemma. Otherwise similar to C. dactylon. Uncommon. Introd. from S. Africa. Blue Couch Cynodon incompletus