1-1.2 cm. longi; lamina chartacea vel submembranacea, oblonga 
vel elliptico—oblonga (interdum subovato-lanceolata), margine 
leviter recurvata, crenato-serrata, base acuta vel subcuneato— 
obtusa, apice manifeste acuminata, vulgo 9-12 cm. (sed saepe 
usque ad 21 cm.) longa et 4-5 cm. (sed frequenter usque ad 7.5 
cm.) lata, nervis lateralibus 8 ad 10, in angulis 45—60° dispositis, 
apicem versus curvis, marginem versus reticulatis, supra incon- 
spicuis et subtus prominentibus. Inflorescentiae imperfectae in 
axillis fasciculatae, cymosae, pedunculo plus minusve 5-9 mm. 
longo, sparsissime piloso. Flores staminati parvi, albo-virides 
gemmis 1.5-2 mm. in diametro; pedicelli minute strigosi, ple- 
rumque 5 mm. longi; bracteoli brunnei, granulosi, subulati, 
usque ad Imm. longi; calyx crateriformis, lobis 4, brunneis extus 
marginem versus albidis, dense granulosis, triangularibus, apice 
obtusulis, plerumque I-1.4 mm. longis, 1.2-2 mm. latis; petalis 
plerumque 4, basin conspicue connatis, toto 3.5-4 mm. longis, 
membranaceis viridulis sed marginem versus albis, extus pilosu- 
lis, intus in lineis minutissime papilosis, rotundato-obtongis, 3 
mm. longis, base 2.5 mm. latis; stamina plerumque 4 (saepe 5), 
petalis base adnata, filamentis 1.5 mm. longis, antheris 1.5 mm. 
longis; ovario rudimentario pulvinato; 1-1.5 mm. in diametro, 
glabro. Flores pistillati ignoti. 
ECUADOR: Provincia de Pastaza, Rio Chico, affluent of Rio 
Pastaza. Village of Rio Chico and vicinity. alt. c. 1000 m. 31 
August 1979. M. Shemluck 236.—Same tree 25 August 1979, 
1979 M. Shemluck et F. Ness 221. 
159 
