What is "keysseria"

Keysseria (island-daisy) is a genus of flowering plants in the daisy family.

These are species accepted by the editors of the Global Compositae Checklist; several others are listed as being of uncertain affiliation.

1. Keysseria erici (C.N.Forbes) Cabrera - Hawaii
2. Keysseria helenae (C.N.Forbes & Lydgate) Cabrera - Hawaii
3. Keysseria maviensis (H.Mann) Cabrera - Hawaii
4. Keysseria pickeringii (A.Gray) Cabrera - Fiji
5. Keysseria pinguiculiformis J.Kost. - New Guinea