462 CLASSES. 



ORDER 8. MONADELPHIA. Stamens united into a 



single body. 



Ex. Firms, (Pine, Spruce,) 

 Thuya, (Hacmatac.) 



CLASS XXII. DIOECIA. Stamens and pistils on dif- 

 ferent plants, one being- barren and the other fruitful. 

 ORDERS 8. 



ORDER 2. DIANDRIA. Two Stamens. 

 Ex Vallisneria, (Vallisneria,) 

 Salix, (Willow.) 



ORDERS. TRIANDRIA. Three Stamens. 

 Ex. Empetrimi, (Crowberry.) 



ORDER 4. TETRANDRIA. Four Stamens. 

 Ex. Myrica, (Bay-berry, Wax Myrtle.) 



ORDER 5. PENTANDRIA. Five Stamens. 

 Ex. Humulus, (Common Hop,) 

 Acnida, (Acnida.) 



ORDER 6. HEXANDRIA. Six Stamens. 

 Ex. Smilax, (Green Brier,) 

 Dioscoria, (Dioscoria.) 

 ORDER 7. OCTANDRIA. Eight Stamens. 

 Ex. Populus, (Poplar,) 



Diospyros, (Persimmon.) 

 ORDER 8. ENNEANDRIA. Nine Stamens. 

 Ex. Elodea, (Elodea.) 



ORDER 9. DECANDRIA. Ten Stamens. 

 Ex. Gymnocladus, (Coffee-bean tree.) 



ORDER 10. POLYANDRIA. Many Stamens. 

 Ex. Menispermum, (Moonseed.) 

 ORDER 11. MONADELPHIA. Stamens united into out 



body. 

 Ex. Juniperus, (Juniper, Red Cedar,) 



Taxus, (Dwarf Yew.) 



CLASS XXIII. POL YG AMI A. Perfect flowers to- 

 gether with barren, or fertile ones, or both, on the 

 same, or on separate plants. ORDERS 3. 

 ORDER 1. MONCECIA. Barren, fertile, and perfect 



flowers, on the same plant. 

 Ex. Veratrum, (Hellebore,) 



Celtis, (Nettle-tree.) 

 ORDER 2. DKECI A. Barren* fetile, and perfect flowei s 



on distinct plants 

 Ex. Panax, (Ginseng,) 



