266 EXPLANATION OF 



TARGET-SHAP.ED ; round and flattened ; something 

 like the under side of a saucer, or the head of a 

 common brass nail : as the summit of the pistil in the 

 Poppy. [Plate 15.] 



TETRADYNA'MIA ; (signifying four powers); the 

 name of the fifteenth class; six stamens in each 

 flower ; four longer (more powerful) than the other 

 two. [Plates 1. and 17.] 



TETRAGYN'IA ; four pistils in each flower. The name 

 of one of the orders, in several of the classes. 



TETRAN'DRIA ; four stamens in each flower. The 

 name of the fourth class. [Plates 2. and 7.] 



THORNS ; sharp-pointed projections, growing from the 

 woody substance of a plant, as in the Furze and 

 Blackthorn. Prickles grow from the bark only. 

 [Plates 14. and 22.] 



TREE ; a vegetable with a single, woody, trunk, di- 

 vided, at the top, into branches, and enduring for 

 many years. 



TRIAN'DRIA ; three stamens in each flower. The 

 name of the third class. [Plates 2. and 5.] 



TRIGYN'IA ; three pistils in each flower. The name 

 of one of the orders, in several of the classes. 



TRIVIAL NAME; that which is now, universally, added 

 to the generic name, to denote the species : as in 

 Cro'cus ver'nus ; the first of these words being 

 the Generic, the second the Trivial name. The 

 Trivial name is now generally called the specific 

 name of the plant ; but Linnaeus used the latter 

 term in a different sense. (See SPECIFIC.) 



