ULMUS 



145 



URTICACE^E. Nettle Family 



A large and very diversified family, consisting of herbs, shrubs, or trees, some- 

 times with a milky juice yielding caoutchouc; some species have a bark which 

 yields mucilage; the nettleworts are remarkable for the caustic secretion of their 

 glandular stinging-hairs; the juice of the hemp worts (suborder Cannabineae) is 

 bitter and narcotic. 



Synopsis of Drugs from the Urticacea 



D. Herb. F. Fixed Oil. 



CANNABIS, 112. Oleum Cannabis, 112 b 



G. Fruits. 



Urtica, 113. *Ficus, ua. 



E. Seed. Morus, 115. 



Cannabis Semen, 112 a. 



A. Bark. 



ULMUS, 109. 



B. Strobiles. 



HUMULUS, no. 



C. Glands. 

 "Lupulinum, in. 



109. ULMUS. ELM 

 SLIPPERY ELM BARK 



The dried bark of Ul'mus ful'va Michaux (Fam. transferred to Ulmaceae U.S.P. 

 1900), deprived of its periderm.. 



BOTANICAL CHARACTERISTICS. -A tree 40 to 60 feet high. Leaves ovate-oblong, 

 taper-pointed, doubly serrate, very rough above. Flowers nearly sessile, in 



FIG. 61. Ulmus fulva Branch. 



lateral clusters, purplish or brownish. Fruit a i -celled, i -seeded samara, 

 winged all around. 



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