LIST OF FAMILIES AND OF GENERA. 



Family i. RANUNCULACE^E (Crowfoot 



Fam.) 

 Family 2. MAGNOLIACE^E (Magnolia 



Fam.) 



Family 3. ANONACE^E (Papaw Fam.) 

 Family 4. BERBERIDACE.E (Barberry 



Fam.) 



Family 5. CISTACE^E (Rock-rose Fam.) 

 Family 6. HYPERICACEJE (St.-John's- 



wort Fam.) 



Family 7. RUTACE.E (Rue Fam.) 



Family 8. 



(Holly Fam.) 



Family 9. CELASTRACE^E (Staff -tree 



Fam.) 



Family 10. RHAMNACEJE (Buckthorn 



Fam.) 



Family n. 



Family 12, ANACARDIACE^E (Sumach 



Fam.) 

 Family 13. LEGUMINOS^ (Pulse Fam.) 



Genus Xanthorhiza (Shrub 



Yellow-root. 

 Genus Magnolia (Magnolia). 



Genus Asimina (Papaw). 

 Genus Berberis (Barberry). 



Genus Hudsonia(Hudsonia). 



Genus A^cyrum (St.-Peter's- 

 wort). 



Genus Hypericum (St.- 

 John's-wort). 



Genus Xanthoxylum (Prickly 

 Ash). 



Genus Ptelea (Shrubby Tre- 

 foil). 



Genus Ilex (Holly, etc.). 



Genus Nemopanthes (Mt. 

 Holly). 



Genus Euonymus (Burning- 

 Bush.) 



Genus Rhamnus (Buck- 

 thorns). 



Genus Ceanothus (New Jer- 

 sey Tea, etc.). 



Genus Acer (Maple). 



Genus Staphyjea (Bladder- 

 nut). 



Genus Rhus (Sumachs). 



Genus Amorpha (False 

 Indigo). 



