418 RUSSELL— A COMPARATIVE STUDY OF 



Fig. 10. A. Petal of flower of Floerkea proserpinacoides, showing hairs at its base 

 (X 15). 

 B. Hairs from base of petal of Limiianthes Douglasii (X 15). 



Fig. 11. Longitudinal section thru ovule of Floerkea proserpinacoides (X 150). 



C = Carpellary wall. 



N = Nucellus. 



S = Membrane of embryo sac. 



E = Egg. 



F = Fused indusia. 



Fig. 12. Carpels and gynobasic style of Floerkea proserpinacoides (X 25). 



Fig. 13. Sepal of flower of Limnanthes Douglasii, showing cells with tannin contents 

 (X 25). 



