BOTANICAL TERMS. 251 



DODECAGYN'IA ; the name of one of the orders in the 



eleventh class : twelve, to eighteen or twenty pistils 



in each flower. [Plate 13.] 

 DODECAN'DRIA ; the name of the eleventh class: from 



eleven to nineteen stamens in each flower. [Plates 



2. and 13.] 

 DOUBLE ; a flower is commonly so called, when the 



petals exceed the usual number, while some of the 



stamens remain. See FULL. 

 DOUBLE CALYX ; *me calyx within another : as in the 



Mallow. [Plate 18.] 

 DOWN; the fine hair, or feather-like substance, with 



which the seeds of some plants are furnished : as in 



Dandelion and several other compound flowers. 



[Wood-cut, page 210.] 



ENNEAN'DRIA ; signifies that there are nine stamens 

 in each flower : the name of the ninth class, [Plates 

 2. and 9.] ; and also of one of the orders, in the 

 classes Monadel'phia and Dice'cia. 



EVERGREEN ; bearing green leaves throughout all 

 seasons of the year : as common Holly. [ Plate 7.] 



EYE, of a seed, as in the bean ; the external mark, or 

 scar, by which the seed adheres to the seed-vessel. 



In the Potatoe, (which is itself a sort of under- 

 ground stem connected with the true roots ), the 

 buds are called Eyes. See TUBER. 



FARI'NA, or Pollen. See POLLEN. 



