8o8 REPORT OF THE FLORA 



Order 89.— THYMELEACE2E. (Mezereum Family.) 



Dirca, L. (Moose-wood. Leatherwood.) 



D. palustris, L. Woods, used for ornamental purposes ; small tree 



Order 91.— SANTALACEJE. (Sandalwood Family.) 



Comandra, Mutt. (Bastard Toad-flax.) 

 C. umbellata, Nutt. Not rare. 



Order 93.— SAURURACEJE. (Lizard's-Tail Family.) 



Saururus, L. (Lizard's-tail.) 



S. cemuus, L. Edges of sluggish streams and pools. 



Ceratophyllum, L. 

 C. demersum, L. 



Order 97— EUPHOREIACEJE. (Spurge Family.) 



Euphorbia, L. (Spurge.) 



E. polygonifolia, L. Shores of the Sound. 



E. maculata, L. Road-sides, common. 



E. hypericifolia, L. A weed. Fields and gardens. 



E. Cyparissias, L. About dwellings. (Adv. Eu.) 



Acalypha, L. (Three-seeded Mercury.) 



A. Virginica, L. A weed in gardens and waste places about dwellings. 



Order 99. TJRTICACEiE, (Nettle Family.) 



Ulmus, L. (Elm.) 



U. fulva, Mx. (Slippery Elm.) This tree is well-known, the inner bark is 

 charged with mucilage, and is used largely for poultices, and as a remedy in throat 

 diseases ; from 30 to 40 feet high. 



U. Americana, L. (American Elm.) A large tree reaching the height of 80 

 to 90 feet. On account of the graceful forking of its branches, it is highly valued 

 for ornamental purposes ; when planted in rows along avenues, the forked branches 

 interlace, forming pointed arches. 



XT. racemosa, Thomas. (White Elm. Corky Elm.) A large tree, not so 

 desirable as the last for a shade or ornamental tree, on account of the roughness of 

 its branchlets which are flanked by corky wings. 



Celtis, Tourn. (Nettle-tree. Hackberry.) 



C. occidentalis, L. (Hackberry.) River banks. 



