88 THE GENUS CROCUS. 



to all three species; and in the veining of the interior of the segments, the bright 

 golden guttee above the throat, the colour and shape of the seed, and in the 

 exceptionally fiat corm, C. zonatus and C. vallicola closely resemble each other. 



C. zonatus is easy of cultivation, and multiplies rapidly; but is best grown 

 to advantage under the protection of a bell-glass, or cold frame. 



REFERENCES TO PLATE IV. 



Fig. 1, Flowering-state, September 12th, actual size. 



Fig. 2. Fruiting-state with matured leaves and capsule, May 20th, actual size. 



Fig. 3. Diagrammatic dissection of scape ovary, and spathes, actual size. 



Fig. 4. Interior of segment, actual size. 



Fig. o. Stigmata, magnified six-fold. 



Fig. G. Stamens and Pistil, magnified two-fold. 



Fig. 7. Pollen Grains, magnified one hundred and fifty-fold. 



Fig. 8. Seed, magnified six-fold. 



Fig. 9. Leaf-section, magnified six-fold. 



Fig. 10. Corm tunic, magnified two-fold: a, Main tunic and Cap; b, Basal tunic. 



