138 Class XIII. Order I. 



162. PODOPHYLLUM. 

 PODOPHYLLUM PELTATUM. L. May apple. 



Leaves peltate, lobed. L. 



This plant has an upright stem, supporting two large, 

 spreading leaves, with a flower in their fork. The leaves are 

 peltate, though the petiole is very near to one edge. They are 

 divided in a palmate manner, into six or eight large lobes, which 

 are again cut or lobed at the top. Flower large, white, on a 

 short axillary peduncle. The fruit is as large as a pigeons 

 egg, and not unpleasant to the taste. The root is medicinal, 

 answering as a substitute for jalap. It is found native at Med- 

 way, twenty five miles from Boston. May. Perennial. 



163. NYMPH.EA. 

 NYMPH.EA ADVENA. Jlit. Yellow water lily. 



Leaves heart shaped, entire, lohes divaricate ; 

 calyx six leaved, longer than the petals. Ait. 



The floating leaves of this and the subsequent species are 

 well known to anglers under the name of "lily pads." In this 

 species they are heart shaped, with rounded lobes, commonly 

 floating, but in shallow water erect. .Petioles half round. Flow- 

 ers yellow, the calyx leaves roundish, concave, shaded with 

 dull purple within. Petals somewhat wedge shaped. Stigma 

 radiate and toothed. Rivers and ponds. June. Perennial. 



NYMPH JEA ODORATA. Ait. Fragrant water lily. 



Leaves heart-shaped, entire, emarginate, the 

 lobes divaricate with a blunt point 5 calyx four 

 leaved. Jlit. 



Few plants possess a more exquisite fragrance than the 

 common white water lily. It is found only in deep water, 

 where i^s large per ennial roots are secure from the frost in 



