Knox 



Plate II 



I. — OENOTHERA HYBRID. Fasciations developed from a bifurcated rosette. 

 2.— OENOTHERA BIENNIS. Grooved stem with fasciation above. 

 3.— OENOTHERA CRUCIATA. Ring fasciation. 

 4.— OENOTHERA BIENNIS. Fasciated rosette. 



(See also text figure.) 



