A grass genus of the Poaceae family, containing a number of valuable pasture grasses, all of which are capable of causing poisoning by Claviceps paspali which infests their seed heads; includes P. commersonii, P. compressum, P. conjugatum, P. dilatatum (paspalum, Dallas grass), P. distichum (P. vaginatum, salt water couch), P. notatum (Bahia grass), P. orbiculare (ditch millet), P. paspalodes (water couch), P. scrobiculatum, P. urvillei (water couch).




