Keysseria

Keysseria (island-daisy)^[3] is a genus of flowering plants in the family Asteraceae.^[1][4] It includes 11 species, all of which are native to New Guinea with one species (Keysseria gibbisae) also native to northern Borneo.^[2]

Keysseria
Scientific classification
Kingdom:	Plantae
Clade:	Tracheophytes
Clade:	Angiosperms
Clade:	Eudicots
Clade:	Asterids
Order:	Asterales
Family:	Asteraceae
Subfamily:	Asteroideae
Tribe:	Astereae
Subtribe:	Lagenophorinae
Genus:	Keysseria Lauterb.
Type species
Keysseria papuana[1] Lauterb. (1914)
Species[2]
11; see text
Synonyms[2]
Hecatactis F.Muell. ex Mattf. (1929), nom. superfl.

Species

11 species are accepted.^[2]

• Keysseria bellidiformis (F.Muell.) Mattf. – montane New Guinea
• Keysseria extensa J.Kost. – montane New Guinea
• Keysseria fasciculata J.Kost. – montane New Guinea
• Keysseria gibbsiae (Merr.) Cabrera ex Steenis – northern Borneo and New Guinea
• Keysseria papuana Lauterb. – montane New Guinea
• Keysseria pinguiculiformis J.Kost. – montane New Guinea
• Keysseria radicans (F.Muell.) Mattf. – montane New Guinea
• Keysseria rosulans J.Kost. – montane New Guinea
• Keysseria tomentella Mattf. – montane New Guinea
• Keysseria trachyphylla (Mattf.) Mattf. – New Guinea
• Keysseria wollastonii (S.Moore) Mattf. – montane New Guinea

Formerly placed here

• Helodeaster erici (C.N.Forbes) G.L.Nesom (as Keysseria erici (C.N.Forbes) Cabrera)^[5]
• Helodeaster helenae (C.N.Forbes & Lydgate) G.L.Nesom as (Keysseria helenae (C.N.Forbes & Lydgate) Cabrera)^[5][6]
• Helodeaster maviensis (H.Mann) G.L.Nesom (as Keysseria maviensis (H.Mann) Cabrera)^[5]
• Pytinicarpa pickeringii (A.Gray) G.L.Nesom (as Keysseria pickeringii (A.Gray) Cabrera)^[7]