Plate XIII. The Origin of the Anthophyta. 



Figure 1. Scheme of evolution of orders of Anthophyta. (From C. E. Bess:y, 



1897.) 

 Figures 2, 3 and 4. Flowers and fruit of Magnolia. (2 and o from Baillon, 4 



from Wettstein, all adapted from Lotsy.) 

 Figures 5 and 6. Flowers of Ranunculus. (,From Baillon.) 

 P'igures 7 to 11. Plant, flower and fruit of Alisma (from Baillon). 

 P'igure 12. Plant of Williamsonia angustifolia (After Nathorst, from Coulter and 



Chamberlain.) 

 Figure 13. "Flower" of Cycadoidea (From Wieland.) 



