Ch. IV ] CLASSES OF FLANTS. 27 
16. Di-apELPHIA, Two brotherhoods. 
The next class 1s named by prefixing syn, 
signifying together, to cenesia, which signifies 
growing up. 
17. SyN-GENESIA, ; 
Five united anthers. 
flowers compound. 
SY. 
88. The next class is named by an abbreviation of the word 
@yNiA, which signifies pistil, prefixed to anpria, showing that 
the stamen and pistil are united. 
ie Gheneshgeaianty ; pine growing out of the 
The two following classes are named by pre- 
Position, gue numerals to cca, which signifies a 
ouse. 
“ie Stamens and Pistils on se- 
89. 19. Mon-acta, {parate corollas upon the 
same plant or in one house. 
Stamens and Pistils in sepa- 
90. Position. 20. Di-acra, 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 camia, signifying a concealed union. 
87. What class has the stamens united by their anthers ? 
88. What class has the stamens growing out of the pistil? 
89. Describe the class Moneecia. 
90. Describe the class Diccia. 
91. Describe the class Cryptogamia. 
