A Manual of Organic Materia Medica and Pharmacognosy, 1917, was written by Lucius E. Sayre, B.S. Ph. M. 46. Areca.—Areca nut. Betel nut. 47. Sabal. Saw palmetto. 48. Carnauba. 49. Draconis resina.—Dragon's blood. 50. Oleum palmae.—Palm oil. 51. Oleum cocois.—Cocoanut oil. Book Navigation ‹ 45. Adrue.—Guinea rush. up 46. Areca.—Areca nut. Betel nut. ›