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OLEO-RESINS 



6205. Canada balsam, or turpentine. Balsam of fir. Terebinthina canadensis. 



The oleo-resin obtained by puncturing blisters of the bark of Abies balsamea 

 (L.) Mill. (Pinaceae— Pine Family). Native of eastern and central 

 North America. Presented by Parke, Davis & Company. 



6206. Copaiba. — An oleo-resin obtained from cavities in the trunk of several 



South American species of Copaiba {Caesalpiniaceae — Senna Family). 

 Presented by Azensio & Co., of the Madeira Valley, Brazil. 



6207. Elemi. Gum elemi. — An oleo-resin exuding from the trunk of Canarium 



commune L. (Burseraceae— Myrrh Family). Native of the Philippine 

 Islands. Presented by Seabury & Johnson. 



6208. Hard elemi. — The solid form of the preceding. Same donor. 



6209. Olibanum. Frankincense. — A gum-resin exuded by several species of 



Boswellia (Same family). Native of northern Africa. Same donor. 



6210. Dacryodes gum. — An oleo-resin exuded by Dacryodes excelsa Vahl. (Same 



family). Native of the West Indies. Presented by W. C. Fishlock, 19 19. 



621 1. Gurjun balsam. — An oleo-resin exuded by Dipterocarpus alatus Roxb. and 



other species of Dipterocarpus (Dipterocarpaceae — Dipterocarpus Family). 

 Native of the East Indies. Presented by Parke, Davis & Co. 



6212. Ral. Dhooma. Sal dammar. — An oleo-resin exuded by Shorea robusta 



Gaertn. (Same family). Native of India. 



6213. Labdanum. Resina labdanum. — An oleo-resin exuding from various species 



of Cistus (Cistaceae — Rockrose Family). Native of the Mediterranean 

 region. Presented by H. H. Rusby. 



6214. Gelaton. Jelutong. — The resinous exudate of Dyera costulata (See No. 



1 154). Presented by H. H. Rusby. 



GUM RESINS 



6215. Myrrh. — The gum-resin exuding from Commiphora Myrrha (Nees) Engler 



{Burseraceae — Myrrh Family). Native of northern Africa. Presented by 

 Parke, Davis & Company. 



6216. Pipe gamboge. Cambogia. — A gum-resin exuded from incisions in the 



trunk of Garcinia Hanburii Hook. f. (Guttiferae — Gamboge Family). 

 Native of southeastern Asia and cultivated. Presented by Lehn & Fink. 



6217. Another sample of the same. Presented by Parke, Davis & Company. 



6218. Another sample, produced in Siam. Presented by H. H. Rusby. 



6219. Pure powdered gamboge. — The preceding drug, in the powdered state. 



Presented by H. H. Rusby. 



6220. Opopanax. Hercules' all-heal. — A gum-resin exuded by Opopanax Opopan- 



ax (L.) Lyons {Ammiaceae — Carrot Family). Native of southern Europe. 

 Presented by the New York College of Pharmacy. 

 5221. Lump, or block, ammoniac. — The massive form of the exudation of Dorema 

 ammoniacum Don. (Same family). Native of Persia. Presented by 

 H. H. Rusby. 



6222. Another sample of the same. Presented by the New York College of 



Pharmacy. 



6223. Tear ammoniac. — The same exudation, in the form of pellets, or "tears." 



Presented by Parke, Davis & Company. 



