SOME PLANT ABNORMALITIES 349. 
Fics. 17-30.— Abnormal floral organs in Lathyrus odoratus. For details see text. 
Vexilla three, all alike and nearly normal in 
Case 79. 
form. 
Case 20, 
three free. (Fig. 78.) 
Case 21. Vexilla three, the middle one with one side folded 
Vexilla three, all united. Stamens nine united, 
