Oh. V. | CLASSES AND ORDERS. 29 



96. Tne orders are named by prefixing Greek numerals to the 

 word GYNIA, signifying pistil. 



ORDERS. 



Names. No. of pistils. 



1. MONO-GYNIA, 1. 



2. Dl-GYNIA, 2. 



3. TRI-GYNIA, 3. 



4. TETRA-GYNIA, 4. 



5. PENTA-GYNIA, 5. 



6. HEXA- GYNIA, 6. this order seldom found. 



7. HEPTA-GYNIA, 7. this still more unusual 



8. OCTO-GYNIA, 8. very rare. 



97. 



Orders 

 found m 

 the first < 

 twelve 

 classes 



9. EXNEA-GYNIA, 9. very rare. 

 10. DECA-GYNIA, 10. 

 13. POLY-GYNIA, over ten pistils. 

 The classes vary as to the number of orders which they con- 

 tain. 



98. The orders of the 13th class, Didynamia. are but two. 



1. GYMNOSPERMIA. From GYMNO, signifying naked, and 

 seeds usually four, SPERMIA. signifying seed, implying 

 lying in the valyx. that the seeds are not enclosed. 



2. ANGIOSPERMIA. From ANGEION, signifying bag or sack, 

 seeds numerous in a added to SPERMIA, implying that the 

 capsule. seeds are enclosed. 



99. The orders of the 14th class, Tetradynamia, are two 

 both distinguished by the form of the fruit. 



1. SILICULOSA. Fruit, a silicula, or roundish pod. 



2. SILIQ.UOSA. Fruit, a siliqua, or long pod. 



100. The orders of the loth and 16th classes, are founded on 

 the number of stamens, that is, on the characters of the first 

 twelve classes, and they have the same names ; as Monan- 

 dria, &c. 



101. The 17th class, Syngenesia, has its five orders distin- 

 guished by different circumstances of the florets, as : 



J. EQUALIS. Stamens and pistils equal, or in proportion; 

 that is, each floret has a stamen, a pistil, and one seed. 

 Such florets are called perfect. 



96. How are these orders named 1 



97. Repeat the names of the orders. 



98. What are the orders of the 13th class 1 



99. What are the orders of the 14th class! 



100. la what classes are the orders founded upon the number of sta- 

 mens 1 



101. What are the orders of the seventeenth class? 



3* 



