LYTHRACEAE 
Cuphea kubeorum Lourteig ex Schultes in Bot. 
Mus. Leafl. Harvard Univ. 16 (1954) 221, t. 35. 
Schultes & Cabrera 18359 is a topotypical collection 
and 19177 is from the same general area as the type. The 
concept appears to be a rather restricted endemic. 
Cotomp1a: Comisaria del Vaupés, Rio Kubiyd (tributary of Rio 
Vaupés), Cerro Kafienda, savannahs about 15 miles upstream from 
mouth. Quartzite base. Alt. about 800-900 feet. General location: 
Lat. 1°0/ N, Long. 70°15’ W. “‘Flowers pink.’’? November 10, 1952, 
Richard Evans Schultes & Isidoro Cabrera 18359.—Same locality and 
date. ‘‘Flowers pale mauve.’’ Schultes & Cabrera 18896.—Comisaria 
del Vaupés, Rio Karurt (tributary of Rio Vaupés), Mesa de Yambi, 
savannah Goo-ran-hoo-da. Quartzite base. Alt. about 950-1000 feet. 
General location: Lat. 1°20’ N, Long. 71°20’ W. ‘‘Flowers purple. ’’ 
April 15-16, 19538, Schultes & Cabrera 19177. 
MELASTOMACEAE 
Graffenrieda fantastica Rh. lV. Schultes & L. B. 
Smith in Bot. Mus. Leafl. Harvard Univ. 18 (1949) 806, 
t. 85, 
This is the second collection of Graffenrieda fantastica 
from Colombia. The type locality is Cerro Chiribiquete, 
more than 120 miles to the northwest of Cerro Isibukuri. 
Cotompia: Comisaria del Vaupés, Rio Kananari, Cerro Isibukuri, 
August 4, 1951, Richard Evans Schultes & Isidoro Cabrera 13358. 
STYRACACEAE 
Styrax rigidifolius Jdrobo & R. FE. Schultes forma 
yapobodensis Idrobo & R. EH. Schultes in Bot. Mus. 
Leafl. Harvard Univ. 18 (1949) 882, t. 38, figs. g, h. 
Styrax yapobodensis (Idrobo & Schultes) Steyermark 
in Fieldiana 28 (1958) 492. 
The collection Schultes & Cabrera 18311 amplifies the 
known distribution of this unusual treelet, whereas 
Schultes & Cabrera 20012 represents topotypical material. 
A study of both collections indicates that the characters 
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