Type:"me a Southport et Recherche Bay Tasmaniae igitur locis detectionis visam;"
Comment:Mueller refers to the plate of Poiteau, the illustrator of Agrostis quadrifida Labill. (Nov. Holl. Pl. t. 22) which forms the base name for Pentapogon billardierei R.Br. Therefore this is the type forma and is thus invalid.