Caption: Conospermum. A-D , C. caeruleum subsp. caeruleum . A , flowering stem (A.Beauglehole 12753, PERTH); B , lateral view of flower; C , view of abaxial portion of dissected flower; D , view of adaxial portion of dissected flower (B-D , E.Bennett 5181, PERTH, KPBG). E , C. caeruleum subsp. debile , flowering stem (G.McCutchen 438, PERTH). F , C. caeruleum subsp. oblanceolatum , flowering stem (E.Wittwer 231, PERTH). G , C. caeruleum subsp. spathulatum , flowering stem (A.George 15254, PERTH). H , C. caeruleum subsp. contortum , flowering stem (R.Royce 3000, PERTH). I , C. caeruleum subsp. marginatum , flowering stem (J.Drummond 2: 306, MEL).Illustrators: C.Vasiliu.
Flora of Australia Volume 16 (1995) figure 108.