Photographic plate of L. weingartianus A young developing stem showing yellowish spines B trunk of adult individual showing erect growth form C type of L. weingartianus from Hartmann (1904) D floral buds showing spiny pericarpels E opened flower F side view of open flower and associated stem showing yellowish spines G stem with crenate margins and spiny fruit H shiny, green, spiny fruit with yellowish spines, and I longitudinal section of fruit showing mature seeds. A taken from Majure 7839 B, E, F, H, I from Majure 6464 D from Majure 7863 and G from Majure 6438. Photos by L.C. Majure.