GUMS AND GUM-RESINS. 



Canarium strictum. Rox. 



Linn. Syst. Polygamia Dicecia. 



Vernacular. Dhoop, Bhore Ghaut. Thelly, Mai. Congilium t Tarn. 

 Habitat. Malabar. Tinnevelly. 



Remarks. Yields BLACK DAMMAR OF MALABAR. The following 

 Amy rids also yield resinous exudations and juices : 



Balsamodendron africanum, (African) BDELLIUM. 

 Amyris hexandra. 1 /, 



Amyris plumieri of the Antilles, ) Sources of ELEMI ' 



Bursera acuminata, of Caracas, RESIN OF CARANA. 



Bursera gummifera, of the West Indies, CHIBOU, or CACHJBOU. 

 Linn. 



Canarium commune, (C. zephrynum, Rumphius, Bursera paniculata, 

 Lam. Amyris zeylanica, Retz. Balsamodendron zeylanicum y 

 Kunth. Colophonia mauritiana, De C.) of the Isle of France, 

 yields a portion of TACAMAHACA (and it is said of ELEMI (Manilla) 

 also). See No. 42. 



Commiphora madagascariensis is probably identical with Balsam 

 odendron roxburghii, above detailed. 



Elaphrium elemiferum, Mexican ELEMI. 

 Elaphrium tomentosum, yields a portion of TACAMAHCA. 

 Idea ambrosiaca, RESIN OF COUMIA. 

 Idea Aracouchini t BALSAM OF ACOUCHI. 

 Idea Carana, AMERICAN BALM OF GILEAD. 



Idea Idcariba (included by Linnaeus with Amyris plumieri, under 

 his Amyris Elemifera] yields a portion of (American) ELEMI. 



Hedwigia balsamifera, BEAUME A COCHON, or BEAUME A SUCRIER. 



ELEMI is thus derived from Amyris hexandra, A. plumieri, Canarium 

 commune ? Elaphrium elemiferum, and Idea Idcariba. Pereira states, 

 also, " I have received from Dr. Christison a specimen of the resin of 

 Canarium balsamiferum of Ceylon, which, in odour and general appearance, 

 strongly resembles elemi." If Willdenow's plant is meant, this is our 

 Boswellia glabra, Rox. or Pimela glabra, Blume, above detailed. What 

 is the source of (African) ELMI ? 



N. O. 74. LEGUMirsOS,E. LEGUMINOUS PLANTS. 

 Acacia arabica. Will. Gum-Arabic Tree. 



Linn. Syst. Polygamia Monoecia. 



Vernacular. See " Drugs." 

 Habitat. India, Arabia, Egypt, Senegal. 

 2G4 



