Anacardiaceae 



Anacardium occidentale Linnaeus, Sp. PI. (1753) 383. 



Colombia: Comisaria del Amazonas, Leticia. August 29-31, 1966. Schultes, 

 Raffauf, Forero et Soejarto 24037. 



The leave of this common cultivated treelet tested positive 

 with Dragendorff reagent. 



BOMBACACEAE 



Matisia cordata Humboldt et Bonpland, PI. Aequin. 1 (1808) 9, 

 t. 2. 



Colombia: Comisaria del Amazonas, Rio Loretoyacu. "Tree 60 feet. Flowers 

 yellow. Pulp of fruit edible." September 13-15, 1966. Schultes et Raffauf 



24111. 



A Dragendorff spot-test indicates that this collection is very 

 strongly alkaloid-positive. 



Sterculiaceae 



Theobroma grandiflorum K. Schumann in Martius, Fl. Bras. 

 12, pt. 3(1886)76. 



Colombia: Comisaria del Amazonas, Rio Loretoyacu. September 13-15, 1966. 

 Schultes et Raffauf 24165. 



A Dragendorff alkaloid spot-test on the leaves gave a negative 

 reaction. 



Herrania Camargoana R. E. Schultes in Bot. Mus. Leafl., Har- 

 vard Univ. 14 (1950) 120, t. 29, 32. 



Brazil: Estado do Amazonas, Rio Negro basin, Rio Cauaburi. "One slender 

 trunk. Height 20 feet. In flood forest. Fruit brownish red with fleshy pseudo- 

 spines at junction of ribs and cross ribs." July 16, 1967. Schultes 24571. 



A Dragendorff reagent spot-test for alkaloids is negative for 

 the stems and petioles. 



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