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Isopogon teretifolius subsp. teretifolius,
Isopogon scabriusculus subsp. scabriusculus,
Isopogon baxteri,
Isopogon divergens,
Isopogon adenanthoides,
Isopogon heterophyllus,
Isopogon asper,
Isopogon dubius,
Isopogon sp. A

Caption:
Isopogon. A-B , I. divergens . A , flowering branchlet (D.Foreman 405, MEL); B , pollen presenter (D.Foreman 420, MEL). C , I. sp. A, flowering branchlet (18 May 1839, A.Baird, PERTH). D-E , I. scabriusculus subsp. scabriusculus . D , flowering branchlet; E , leaf variation (D-E , M.Corrick 9270, MEL). F , I. heterophyllus , leaves (M.Corrick 7695, MEL). G-I , I. dubius . G , flowering branchlet; H , flower bud; I , pollen presenter (G-I , R. & M.Hamilton 8, MEL). J-M , I. adenanthoides . J , flowering branchlet; K , leaf; L , flower; M , pollen presenter (J-M , C.Gittens 1690, PERTH). N-O , I. teretifolius subsp. teretifolius . N , flowering branchlet; O , nut (N-O , R.Hnatiuk 761337, PERTH). P , I. asper , leaf (R.Cranfield 301, PERTH). Q-R , I. baxteri . Q , flowering branchlet; R , flower (Q-R , C.Huggins 113, MEL).

Illustrators: P.Cooper.

Flora of Australia Volume 16 (1995) figure 100.