Gnaphalium heleios P.Royen (original description)
Senecio carstenszensis P.Royen accepted as Papuacalia carstenszensis (P.Royen) Veldkamp (original description)
Senecio dindondl P.Royen accepted as Papuacalia dindondl (P.Royen) Veldkamp (original description)
Senecio gandin P.Royen accepted as Papuacalia gandin (P.Royen) Veldkamp (original description)
Senecio gnoma P.Royen (original description)
Senecio kandambren P.Royen accepted as Papuacalia kandambren (P.Royen) Veldkamp (original description)
Senecio kukul P.Royen accepted as Papuacalia kukul (P.Royen) Veldkamp (original description)
Senecio mogrere P.Royen accepted as Papuacalia mogrere (P.Royen) Veldkamp (original description)
Senecio ottoensis P.Royen accepted as Papuacalia ottoensis (P.Royen) Veldkamp (original description)
Tetramolopium capellaense P.Royen (original description)
Tetramolopium carstenszense P.Royen (original description)
Tetramolopium crepatutarum P.Royen (original description)
Tetramolopium pioraense P.Royen (original description)