CARNEGIE INSTITUTION OF WASHINGTON. 



WATERLILIES, PLATE 19. 



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NYMPH/EA AMAZONUM 

 1. Bud. 2, Fully open flower. 3, Half open flower on surface of water. 4, Sepal. 5-9, Petals. 10-13, Stamens. 14-17, Views of 

 ovary and carpellary styles. 18, 19, Pollen. 20, Epidermis of ovary. 



