Caption: Cassia . A-F , C. brewsteri . A , flowering branchlet; B-C , flower (cult. Waite Institute, S.A.); D , C. brewsteri var. marksiana , pod (R.Kooyman 1986, ?AD); E , C. brewsteri var. brewsteri , pod (cult. Waite Institute, S.A., D.Symon); F , C. brewsteri var. tomentella , pod (cult. Brisbane Bot. Gard ., D.Symon 2. 6. 61); G , C. queenslandica , pod (F.M.Bailey, 1891, BRI).Illustrators: Beth Chandler.
Flora of Australia Volume 12 (1998) figure 46.