Caption: Parkinsonia aculeata . A , flowering and fruiting twig; B , portion of twig showing spinescent leaf rachis and paired stipular spines (J.Galbraith s.n. , MEL); C , portion of secondary rachis and leaflets; D , flower; E , sepals and receptacle; F , petal; G , stamen; H , gynoecium (A , C-H , J.R.Maconochie 321, DNA); I , pods; J , seed, funicular view. (I-J , D.McKey 178, DNA).Illustrators: A.Barley (nee Podwyszynski).
Flora of Australia Volume 12 (1998) figure 42.