1 84 



THE WATERLILIES. 



long by 1.3 cm. wide, bifid, otherwise like those of the type. Rhizome 1.3 to 1.9 cm. in 

 diameter, densely covered with long black hairs ; yellowish in cross-section. 



MEASUREMENTS. 



Diameter of flowers 8.9 cm. ; 8.3 cm. ; 7.9 cm. ; 6.7 cm. ; 5.7 cm. 



Carpellary styles 0.4 cm. long, 0.08 cm. wide, continuation of stigma 0.13 cm. long. 



GEOGRAPHIC DISTRIBUTION. Shallow water in cold bogs and sandy soil, occurring 

 with the type, but chiefly on the Atlantic Slope. The commonest form in New Jersey. 



Fio. 68. NymplMca odnrata minor: Upper row of figures from one flower of the nar- 

 row form ; s, sepal ; j) 1, 2, 3, 4, successive petals ; st 1-7, successive stamens ; c, earpellary 

 style, with stigmatie surface clotted ; S3, 52, sepal and bud of the broader form ; si, bl, 

 sepal and bud of the narrow form, sf 2, staminodo ; 2 sf 2, outer stamen; < 2, carpellary 

 style, all of the broader form. Natural size, except carpellary styles, which are 

 enlarged. 



NUMBER OF FLORAL ORGANS. 



st = Stain inodo. 



NOTES. Specimens of this variety were found at Atco, N. J., in 1900, growing 

 in sphagnum and peat where no water was visible ; the leaves in this case were aerial, 



