FLOWERS. 



107 



PLATE XL VI. 



FIG. 56. Powdered Saffron (x 240). 



cu, Cuticle of stigma. 



ei, Lower epidermis of stigma. 



es, e's', Upper epidermis of stigma. 



est, Epidermis of style. 



ffv, Fibro-vascular bundle of style. 



p, Parenchyma of stigma. 



p', Transverse section of same. 



pa, Papillae at apex of stigma. 



po, Pollen grains. 



p'o', The same, with tube protruding. 



pi, Warty projections on epidermis of stigma. 



sts, Upper extremity of stigma, with papillae. 



stto, Upper margin of stigma. 



tr, Vessels, etc, 



ec 



