Ch.IV] 



B7. 



CLASSES 0V PLANTS. kJ7 



16. DI-ADELPHIA, Two brother hoods. 

 The next class is named by prefixing SYN. 



signifying together, to GENESIA, which signifies 

 growing up. 



& $ Five united anthers. 



17. SYN-GENESIA, ^ fowers compmmd . 



Fig. 9. 



lit 



88. The next class is named by an abbreviation of the word 

 GYNIA, which signifies pistil, prefixed to ANDRIA, showing that 

 the stamen and pistil are united. 



.,0 n $ Stamens growing out 



18. GYN-ANDRIA, 



Position. 



89. 



The two following classes are named by pre 

 fixing numerals to (ECIA, which signifies a 

 house. 



( Stamens and Pistils on se- 

 19. MON-CECIA, } par ate corollas upon the 

 ( same plant or in one house. 

 c Stamens and Pistils in sepa- 



90. Position. \ 20. DI-CECIA, 1 rate corollas upon different 



( plants or in two houses. 



Fig. 10. 



91. The name of the last class is a compound of two Greek 

 words, CRYPTOS, and GAMIA, signifying a concealed union. 



87. What class has the stamens united by their anthers 1 



88. What class has the stamens growing out of the pistil? 



89. Describe the class Monoecia. 



90. Describe the class Dioecia. 



91. Describe the class Cryptogamta. 



