this preservation precluded any alteration of floral parts 
due to pressing, drying and subsequent boiling in water. 
The following description of the flowers is based upon the 
topotypical collection Schultes & Lopez 9884: 
Inflorescentiae axillares, folia aequantes vel paulo bre- 
viores, leviter flexibiles, rhachidibus robustis, usque ad 
2.2mm. in diametro, glabris, flavo-viridibus. Flores pis- 
tillati terminales, pallide flavi sed basi sanguinei (propter 
intus disci colorem naturum pellucidum), cupuliformes, 
magni, 7 mm. longi, apice late aperientes, 9 mm. in 
diametro; bracteis caducis, hyalinis, triangularibus, apice 
acutis, 8 mm. longis, basi 1.6 mm. latis subtenti. Calyx 
per 1/3 longitudinis partem quinque-partitus, basi ar- 
ticulatus et in commisura tubuli forma cadentus, lobis 
valde imbricatis, aliquid carnosiusculis, apice rotundatis, 
extus maxima pro parte glabris sed apicem versus albido- 
pulverulentis, intus dense albo-tomentellis. Discus hy po- 
gynus, quinque-lobatus, lobis glandulosis, vivo sanguineis, 
maximo 0.6 mm. X1.5-1.8 mm., crasso-pulviniformibus, 
lobis utrisque duobus cum laciniis triangulari-subulatis, 
usque ad 0.8-1 mm. longis. Ovarium ovoideum, lageni- 
forme, perfecte glabrum, nitidum, 2.5 mm. in diametro, 
3 mm. longum; stylus carnosus, rufo-brunneus, triparti- 
tus cum divisionibus bifidis, reflexis, usque ad 1 mm. 
longis. Flores staminiferi minores, 5-5.5 mm. longi, 3 
mm. in diametro, elongato-ovoidei. Calyx non late aper- 
iens, per 1/3 longitudinis partem quinque-partitus, lobis 
illis pistillatorum similibus sed apice aliquid cuculli- 
formibus. Stamina septem, tres 8 mm. longa et quat- 
tuor 2 mm. longa, apice deflexo, nutantia, filamentis 
liberis, glabris, 0.4. mm. in diametro, antheris 0.9 mm. 
longis, 1 mm. latis. Discus quinque-lobatus, lobis gland- 
ulosis, Vivo sanguineis, majoribus, 0.6 mm. 0.9 mm., 
crasso-pulvinitormibus. 
VenezueLa: Territorio del Amazonas, Rio Negro, at base of Piedra 
[ 220 ] 
