Functionally dioecious species of the “S. dioicum + S. echinatum Group.” A S. ossicruentum Martine & J.Cantley B S. carduiforme F.Muell. C S. dioicum W.Fitzg. D S. asymmetriphyllum Specht E S. cowiei Martine F S. sejunctum K.Brennan, C.Martine & Symon G S. petraeum Symon H S. leopoldense Symon and I S. tudununggae Symon. Solanum cataphractum Cunn. ex Benth., S. cunninghamii Benth., S. scalarium Martine & T.M.Williams, S. vansittartense C.Gardner, and S. zoeae R.L.Barrett not pictured here. Colors are associated with the distribution map shown in Fig. 3. (Photos by C.T. Martine except for E by K. Brennan.).