372 



men, germ, or ovary; 2d. Stylus, the 

 style; 3d. Stigma. 



Pet alum. A petal : the corollaceous integu- 

 ment of the flower. 



Polyandria. The name of the thirteenth 

 class in the Linnaean system : compre- 

 hending those plants which bear herma- 

 phrodite flowers with many stamens 

 (from twenty to a thousand) growing 

 single on the receptacle. 



Polyadelphia. The name of the eighteenth 

 class in the Linnaean system; compre- 

 hending those plants which bear herma- 

 phrodite flowers with three or more sets 

 of united stamens. 



Polygamia. The name of the twenty-third 

 class in the Linnaean system ; compre- 

 hending those plants which bear herma- 

 phrodite flowers, accompanied with male 

 or female flowers, or both ; not inclosed 

 within the same common calyx, but 

 scattered either on the same plant, or on 

 two, or on three distinct individuals : 

 whence the three orders of this class, 

 1. Mon&cia, %. Diaecia, 3. Tricecia. 



Polygynia. The name of one of the orders 

 in the fifth, sixth, twelfth, and thirteenth 

 classes in the Linnaean system; compre- 



