Caption: Isopogon. A-D , I. axillaris . A , leaves from non-flowering portion of stem (W.Wittwer 267, PERTH); B , flowering branchlet; C , flower bud; D , pollen presenter (B-D , B.Goadby 156, PERTH). E-F , I. cuneatus . E , leaves; F , nut (E-F , D.Foreman 1421, MEL). G-H , I. latifolius . G , flowering branchlet; H , pollen presenter (G-H , N.Walsh 1024, MEL). I , I. sphaerocephalus , flowering branchlet (D.Foreman 1509, MEL). J-L , I. linearis . J , branchlet with young inflorescence; K , leaf variation; L , nut (J-L , D.Foreman 434, MEL).Illustrators: P.Cooper.
Flora of Australia Volume 16 (1995) figure 103.