PLATE 74 

 L. amcricanus Biscli. 



Fig. 1. Flower. X 4. 



Figs. 2-0. Dissected flower. X 4. 



Fig. 7. Seed. X 4. 



L. denticulatus Greene 



Fig. 8. Flower. X 4. 



Figs. 9-13. Dissected flower. X 4. 



Fig. 14. Seed. X 4. 



L. suhpinnatus Lag. 



Fig. 15. Flower. X 4. 



Figs. lG-19. Dissected flower (banner omitted). X 4. 



Fig. 20. Seeds. X 4. 



L. Immistratus Greene 



Fig. 21. Flower. X 4. 



Figs. 22-26. Dissected flower. X 4. 



Fig. 27. Seeds. X 4. 



[260] 



