548 



APPENDIX. 



POLYGONACEiE. — Buckwheat Family. 

 RUMEX ACETOSELLA, L. Field or Sheep Sorrel. 

 Polygonum convolvulus, L. Black Bindweed. 



HYDROPIPEROIDES, Michx. Mild Water Pepper. 



HYDROPIPER, L. Common Water Pepper or Sm:utweed. 



SAGirTATUM, L. Arrow-leaved Tear-thumb. 



ARIFOLIUM, L. Halberd-leaved Tear-thumb. 



AVICULARE, L. Knotgrass, Dooryard Weed. 



DUMETORUM, var. SCANDENS, Gray. Climbing False Buckwheat. 



ACRE, HBK. Water Smartweed. 

 POLYGONELLA ARTICULATA, Meisn. 



LAURACE/E. — Laurel Family. 



Sassafras officinale, Nees. 



LiNDERA Benzoin, Blume. Spicebush, Benjamin Bush. 



SANTALACEiE. — Sandalwood Family. 



COMANDRA UMBELLATA, Nutt. Bastard Toadflax. 



EUPHORBIACEiE. — Spurge Family. 



Euphorbia polygoni folia, L. Shore Spurge. 



„ MACULATA, L. 



Cyparissias, L. Cypress Spurge. 



URTICACEiE. — Nettle Family. 



Ulmus Americana, /,. American Elm. 



Celtis OCCIDENTALIS, L. Nettle Tree or Hackberry. 



Cannabis sativa, L. Hemp. 



Urtica DIOICA, L. Stinging Nettle. 



FLATANACEi^E. — Plane Tree Family. 



PLATANUS OCCIDENTALIS, A. Sycamore, Buttonwood. 



JUGLANDACEiE. — Walnut Family. 



JUGLANS CINEREA. Butternut, White Walnut. 

 Carya alba, Nutt. Shagbark or Shellbark Hickory. 

 ,, PORCINA, Nutt. Pignut, Hickory. 



MYRICACEiE. —Sweet-Gale Family. 



Myrica cerifeka, L. Bayberry. 



„ asplenifolia, Endl. Sweet Fern. 



CUPULIFERiE.— Oak Family. 



Betula LENTA, L. Black Birch. 



LUTEA, Mx. Yellow Birch. 

 POPULIFOLIA, Ait. White Birch. 

 ALNUS INCANA, Willd. Speckled or Hoary Alder. 



serrulata, Willd. Smooth Alder. 

 Carpinus Caroliniana, Walt. Hornbeam. 

 OSTRYA Virginica, Willd. Hop Hornbeam. 

 Corylus Americana, Walt. Hazelnut. 

 QUERCUS alba, L. White Oak. 



„ BICOLOR, Willd. Swamp White Oak. 



Prinus, Z. Chestnut Oak. 

 ILICI FOLIA, Wang. Bear Oak. 

 „ COCCI NEA, Wang. Scarlet Oak. 



FAGUS FERRUGINEA, Ait. Beech. 



SALICACEiE.— Willow Family. 



POPULUS TREMULOIDES, Mx. American Aspen. 



„ BALSAMIFERA, Z., z'ar. CANDICANS, (^;/rf/. Balm of Gilead. 



