into an infusion and used by the Tikuna Indians as an 
eye-wash in the treatment of the severe conjunctivitis 
which often spreads throughout the area in epidemic 
form. The Tikunas call the plant Adh-pe-ree. This spe- 
cies is especially well represented in herbaria from east- 
ern Pert. 
Cotoma1a : Comisaria del Amazonas, Rio Loretoyacu (Lago de Soc6). 
““Vine. Flowers yellow.’’ November 1945, Richard Evans Schultes 
6798. 
Paragonia pyramidata (Rich.) Burret in Vidensk. 
Meddel. 1898 (1898) 104. 
Paragonia pyramidata, rather widespread in tropical 
America, is a conspicuous element of the flora of the 
upper Apaporis basin. 
Cotompia: Comisaria del Vaupés, Rio Macaya, vicinity of Cachivera 
del Diablo and mouth of river. ‘‘Vine. Flowers purple.’’ May 1943, 
Richard Evans Schultes 5498. 
ACANTHACEAE 
Mendoncia lasiophyta Leonard sp. nov. 
Suffrutex volubilis, grandis, caulibus subquadrangu- 
laribus, sursum dense pilosis, pilis fulvis adscendentibus 
usque ad 4 mm. longis, deorsum glabratis vel strigosis, 
sursum incurvo-adpressis; lamina foliorum orbicularis 
vel ovata, usque ad 24 cm. longa et 13 cm. lata, abrupte 
subacuta, basi rotundata, chartacea, integra vel undulata, 
recurvata, supra rugosa, glabra vel strigosa, pilis in costa 
et venis positis, venis (circa 5-paribus) et venulis valde et 
crasse reticulatis, profunde impressis, subtus pilosa, pilis 
cinerels, circa 2 mm. longis, patulis, curvatis, costa et 
venis prominentibus; folia novella utrinque dense fulvo- 
pilosa; petioli crassi, usque ad 8 cm. longi, plusminusve 
strigosi, saepe curvati; flores solitarii vel pauci, in cal- 
‘aribus axillaribus compressis dispositi; pedicelli crassi, 
3.5cm. longi, dense tomentosi, pilis fulvis usque ad 5 mm. 
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