18 A COMPENDIUM OF 
tive length of the stamens in the cruciform 
flowers. 
16.- Modelphia, filaments united, one set tube 
or column. 
17. Diadelphia, filaments united, two. sets, 
flowers papillionaceous. 
18. Polydelphia, filaments united in more 
than three sets. 
19. Syngenesia, anthers united into a tube or 
ring, flowers compound. 
The above names or terms refer to the con- 
nection of s:amens by the filaments and anthers. 
20. Gynandria, stamens situated on the pis- 
til or style. 
21. Moneecia, stamens and pistils on the same 
plant, but in separate flowers, distinct 
from each other. | 
22. Dicecia, stamens and pistils on different 
plants. 
23. Polygamia, stamens and pistils in the 
same, or is separate flowers, either on 
the same of on different plants. 
24. Cr Tees, stamens wanting or invisi- 
le, 
The above refer to the position of the stamens 
in regard to the pistils. 
Since the time of Carolus Linneeus, the 11th, 
18th and 23d classes have been omitted, or 
rather, distributed among the other classes of 
the system. 
The orders in the first thirteen of the classes 
are founded on the number of styles, or it want- 
ing, of the stigmas, and are arranged in the 
following order: 
1. Monogynia, one style or pistil. 
