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The systematic name of the plant, which affords Tacamahaca, a resinous substance, that exudes from the tree Tacamahaca, which has a fragrant, delightful smell, was formerly in high estimation, as an ingredient in warm, stimulating plasters, and was given internally, like the balsams generally. The East India Tacamahac, Balsamum Viride seu Calaba seu Mariae, Oleum Mariae, (F.) Baume de Calaba, Baume vert, B. Marie, is yielded by Calophyllum inophyllum seu Balsamaria Inophyllum. The name Tacamahac is also given to a resin furnished by Populus balsamifera seu tacamahaca, (F.) Peuplier baumier ou de la Caroline, which grows in the northern parts of America and Siberia.