Trichilia septentrionalis C. DeCandolle in Martius, Fl. Bras. 1 1, 

 pt. 1 (1870)220. 



Colombia: Comisaria del Putumayo, Rio Uchupayacu. "Tree 30 ft., 20 cm." 

 February 22-23, 1942. Schultes 3303. 



The Ingano Indians consider that a tea of the leaves of this 

 species is effective against fevers. 



Trichilia singularis C. DeCandolle in Martius, Fl. Bras. 1 1, pt. 1 



(1878)217. 



Colombia: Comisaria del Amazonas, Rio Loretoyacu. November 1945. 

 Schultes 6946. 



The Tikuna Indians employ a tea of the leaves of this tree as a 

 febrifuge. 



Melastomaceae 



Graffenrieda rupestris Ducke in Arch. Inst. Bio. Veg. Rio 

 Janeiro 2 (1935) 66. 



Colombia: Comisaria del Vaupes, Rio Apaporis, Raudal de Jerijerimo. 

 November 25, 1951. Schultes et Cabrera 14560. — Rio Vaupes, Cachivera de 

 Tatu. "Tree, 40 feet. Flowers white, fragrant." October 10, 1966. Schultes, 

 Raffaufet Soejarto 24381. 



The leaves of Graffenrieda rupestris are rubbed on the hands 

 to relieve blisters caused by long paddling. A Dragendorff spot- 

 test on living material indicates that these leaves are alkaloid- 

 negative. 



These two collections, the first from Colombia, are the west- 

 ernmost localities for the species; the type of which is from the 

 Cerro Curicuriari on the upper Rio Negro of Brazil. 



Macairea Schultesii Wurdack in Bot. Mus. Leafl., Harvard 

 Univ. 18(1958) 164. 



Colombia: Comisaria del Vaupes, Rio Kubiyii, Savannah of Kanenda. 

 "Bush, 2-3 feet. Flowers white." September 27-October 20, 1966. Schultes, 

 Raffaufet Soejarto 24285. 



Fresh material of this bush gives an alkaloid-negative result 

 from a spot-test with Dragendorff reagent. 



273 



