25 
12. IcosANDRlA. Twenty or more Stamens, insert- 
ed upon the calyx or corolla. 
13. PoLYANDRiA. Many Stamens, inserted into the 
receptacle. 
14. Did YN AMI A. Four Stamens, two long, two 
short : flowers ringent. 
15. Tetradynamia. Six Stamens, four long, two 
short: flowers cruciform. 
16. MoNADELPHiA. Filaments united at bottom, but 
separate at top. 
17. DiADELPHiA. Filaments united in two sets: 
flowers papilionaceous. 
18. PoLYADELPHiA. Filamcuts united in three, or 
more sets. 
19. Syngenesia. Anthers united. Five Stamens: 
flowers mostly compound. 
20. Gynandria. Stamens inserted on the pistil, or 
on a pillar elevating the pistil. 
21. MoNCECiA. Stamens and pistils in separate 
corollas, upon the same plant. 
22. Dice CI A. Stamens and pistils in distinct 
corollas, upon different plants. 
23. PoLYGAMiA. Various Situations. Stamens only, 
or pistils only, along with bis- 
sexual flowers. 
^4. Cryptogamia. Stamens and pistils inconspi- 
cuous. 
