294 



THE GENUS CROCUS. 



REFERENCES TO PLATE LIXi. 



Flowering-state of var. Weldeni, actual size. 



Flower of the white form of var. Weldeni, actual size. 



Outer surface of outer segment of var. Weldeni, actual size. 



Section of leaf of var. Weldeni, magnified six-fold. 



Flower of var. Adami, actual size. 



Stamens and Pistil of var. Adami, magnified two-fold. 



Section of leaf of var. Adami, magnified six-fold. 

 Mi. Flowering-state of var. nubigenm, February 21st, actual size. 



Stamens and Pistil of var. nubigenus, magnified two-fold. 



Section of leaf of var. nvMgewus, magnified six-fold. 

 Fig. 4i. Flowering-state of sub-var. Pestalozzm, January 21st, actual size. 

 Fig. Al. Pollen Grain of sub-var. Pestalozzm, magnified one hundred and fifty-fold. 

 Fig. im. Stamen and Pistil of sub-var. Pestalozza; magnified two-fold. 

 Fig. in. Section of leaf of sub-var. Pestalozzte, magnified six-fold. 

 Fig. 4o. Filament of sub-var. Pestalozza, magnified ten-fold. 



