Keysseria (island-daisy) is a genus of flowering plants in the family Asteraceae.Lauterbach, Karl Adolf Georg. 1914. Repertorium Specierum Novarum Regni Vegetabilis. Centralblatt für Sammlung und Veroffentlichung von Einzeldiagnosen neuer Pflanzen descriptions in Latin, commentary in GermanTropicos, Keysseria Lauterbach It includes 11 species, all of which are native to New Guinea with one species (Keysseria gibbisae) also native to northern Borneo.
Species 11 species are accepted. Keysseria bellidiformis – montane New Guinea Keysseria extensa – montane New Guinea Keysseria fasciculata – montane New Guinea Keysseria gibbsiae – northern Borneo and New Guinea Keysseria papuana – montane New Guinea Keysseria pinguiculiformis J.Kost. – montane New Guinea Keysseria radicans – montane New Guinea Keysseria rosulans – montane New Guinea Keysseria tomentella – montane New Guinea Keysseria trachyphylla – New Guinea Keysseria wollastonii – montane New Guinea
Formerly placed here Helodeaster erici (as Keysseria erici (C.N.Forbes) Cabrera)Helodeaster G.L.Nesom. Plants of the World Online. Retrieved 19 May 2024. Helodeaster helenae as (Keysseria helenae (C.N.Forbes & Lydgate) Cabrera)Endangered Species of Kauai Helodeaster maviensis (as Keysseria maviensis (H.Mann) Cabrera) Pytinicarpa pickeringii (as Keysseria pickeringii (A.Gray) Cabrera)Pytinicarpa pickeringii (A.Gray) G.L.Nesom. Plants of the World Online. Retrieved 19 May 2024.
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