PLATE 52 



A. Orchis incarnata x maculata sub-sp. elodes. 



1. Enlarged flower. Yorks., June 15th, 1915. 



2. Single flower ovary and bract (life-size). 



B. Orchis maculata >c purpurella. 



X Orchis venusta Steph. p. and f. South Wales, July, 1926. 



