Retiniphyllum concolor (Spruce ex Benth.) Mueller-Argovien- 
sis in Martius, Fl. Bras. 6, pt. 5 (1881) 8. 
CoLoMBIA: Comisaria del Vaupes, Rio Apaporis, Raudal de Jerijerimo. 
March 1951. R.E. Schultes 12110. — Rio Guainia, Puerto Colombia. October 
31 - November 2, 1952. R.E. Schultes, R.E.D. Baker et 1. Cabrera 18156 — 
Rio Negro, San Felipe. *‘Bush. Fruit red. Flowers green-white. °° November 
2, 1952. R.E. Schultes, R.E.D. Baker et 1. Cabrera 18244. — Rio Guainia, 
Cano del Caribe. **Fruit red.” November 2, 1952, R.E. Schultes, R.E.D. 
Baker et I. Cabrera 1825S. 
This species of Retiniphyllum in the northwest Amazon is 
believed to have antituberculous properties. The leaves are 
burned, and the aromatic smoke 1s allowed to permeat the part 
of the round house where the patient resides. It is thought to 
have purifying and therapeutic effects. 
Retiniphyllum pilosum (Spruce ex Benth.) Mueller-Argoviensis 
in Martius FI. Bras. 6, pt. 5 (1881) 7. 
BRAZIL: Estado do Amazonas, Rio Negro, Jucabi (at mouth of Rio Curicur- 
iari). ‘Bush. Flowers white. Fruit red.”’ January 17, 1948. R.E. Schultes et F. 
Lopez 9633. 
COLOMBIA: Comisaria del Vaupés, Rio Guainia, Puerto Colombia (opposite 
Maroa). **Bush 4-5 feet. Fruit red.’ October 31 - November 2, 1952. R.E. 
Schultes, R.E.D. Baker etl. Cabrera 18155. — Rio Guainia, Raudal del Sapo, 
below Puerto Colombia. October 31 - November 2, 1952. R.E. Schultes, 
R.E.D. Baker et 1. Cabrera 18202. — Same locality and date. R.E. Schultes, 
R.E.D. Baker et 1. Cabrera 18237. 
The natives who live along the Rio Guainia dry the fruit of 
Retiniphyllum pilosum for medicinal use during the year as an 
anthelmintic. 
Retiniphyllum Schomburgkii Mueller-Argoviensis in Martius, 
Fl. Bras. 6, pt. 5 (1881) 12. 
COLOMBIA: Comisaria del Vaupes, Rio Negro, San Felipe. October 31 - 
November 2, 1952. R.E. Schultes, R.E.D. Baker et I. Cabrera 17997. 
The fruits of Retiniphyllum Schomburgkii are considered to 
be effective as a vermifuge amongst the Indians of the upper 
Rio Negro area and the Rio Guainia. 
Retiniphyllum speciosum (Bentham) Mueller-Argoviensis in 
Martius, Fl. Bras. 6, pt. 5 (1881) 10. 
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