Calliandra angustifolia Spruce ex Bentham in Trans. Linn. Soc. 

 30 (1875) 539. 



Colombia: Comisaria del Putumayo, Remanso. August 22, 1966 Pinklev 

 395A. 



Ecuador: Rio Aguarico, Dureno. December 27, 1965. Pinklev 30. 



Calliandra angustifolia is cultivated purely as an ornamental 

 by the Kofans who, according to the collector, call the plant 



sinsin-ho' and poi-fi 



Calliandra vaupesiana Cowan in Bot. Mus. Leafl., Harvard 

 Univ. 18 (1958) 142, t.xxix, d-f. 



Colombia: Comisaria del Vaupes, Rio Kubiyu, Sabana con arenisca de 

 Guaranjuda. Alt. c. 350-400 m. June 30, 1958. Garcia- Barriga. SchuUes et 

 Blohm 16045. 



This collection represents the fifth, all from the quartzitic 

 savannahs of the Colombian Vaupes. The species appears to be 

 an endemic with no close relatives. 



Cassia spinescens Hoffmannsegg ex Vogel Syn. Cass. (1837) 27. 



Colombia: Comisaria del Putumayo, Rio Sucumbios, Conejo and vicinity 

 April 2 5, 1942. Schultes 3649. 



Amongst the Kofan Indians, the powdered leaves are con- 

 sidered to be an excellent repellant of body lice. 



Chamaesenna reticulata {Willd.) Pittier in Trab. Mus. Com. 

 Venez. 3 (1928) 160. 



Colombia: Comisaria del Amazonas, Rio Karaparana, El Encanto May 

 22-28, 1942. SchuUes 3807. 



Comisaria del Vaupes, Rio Vaupes, Mitii. March 8, 1944. Gutierrez et 

 Schultes 950. — Same locality. Schultes et Cabrera 13971. 



The Tukano Indians of the Rio Vaupes call this bush o-ree'. It 

 is cultivated for its use as an insect repellant. The powdered 

 leaves are spread in hammocks and clothing. 



Among the Witotos of the Rio Karaparan^, the root has 

 febrifugal properties when prepared in a tea with the root of a 

 species of Chelonanthus. 



348 



