344 
CONTRIBUTIONS TO BOTANY. 
broad, on a petiole 1-1^ inch long ; the peduncle is 5-5 J inches 
long, the carpophora 4 lines long. 
4. Sciadotenia leucophylla, nob. ; — ramulis teretibus, striatis, 
fuscis, opacis; foliis elongato-oblongis, a medio utrinque 
gradatim angustioribus, imo cuneatis et in lobum angustum 
rotuudiusculum constrictis, apice angustissime et longiuscule 
acuminatis, cuspidato-mucronatis, e basi5-nerviis, nervis inter- 
mediis minus divaricatis, longe ultra medium protensis, cum 
exterioribus et cum aliis fere terminalibus utrinque 2 arcuatim 
nexis, venis plurimis, conspicuis, transversim parallelis et 
furcatis, hinc cancellato-reticulatis, supra Isete viridibus, utrin- 
que glaberrimis, subtus sordide albescentibus et pruinoso- 
glaucis, nervis tenuibus, brunneis, venisque paulo prominenti- 
bus ; petiolo tenui, limbo dimidio breviore, imo apiceque 
paulo incrassato, glabro, striato. — In Guiana : v. s. in herb. 
Mus. Brit., Guiana Batavana (Anderson). 
This is a well-characterized species ; its internodes are 
inch long; the leaves are 8 inches long, inches broad, on 
a petiole 3-5 inches long; they are remarkable for the obscure 
whitish pruinose colour of their under surface. The specimen 
has no inflorescence. 
5. Sciadotenia Amazonica, Eichl. loc. cit. p. 201, tab. 47. fig. 3 ; 
— ramulis teretibus, adpresse tomentellis; foliis lineari- 
lanceolatis, imo obtusis vel subcuneatis, apice longe acumi- 
natis, nervis 3-5 alternis et approximatis, basin versus ortis, 
intermediis, margine parallelis, fere ad apicem protensis, et 
cum aliis insuper utrinque 2, arcuatim nexis, transversim ve- 
nosis et reticulatis, membranaceis, nitidis, supra glaberrimis, 
subtus ad nervos adpresse et minutissime puberulis ; petiolo 
tenui, limbo 3-plo breviore : peduuculo ? axillari, tenui, fus- 
cescenti-tomentoso, petiolo paulo breviore; carpophoris 6, 
alte connatis, fusco-tomentosis. — In Brasilia, prov. Alta 
Amazonas. 
The foregoing character, taken from Dr. Eichler’s description, 
shows this to be a very distinct species. The leaves are 5-6 
inches long, I5-II inch broad, on a petiole 1^-2^ inches long; 
the peduncle is 2 inches long; the carpophora are 6-8 lines 
long. 
6. Sciadotenia ramiflora, Eichl. 1. c. p. 202, tab. 47. fig. 5 ; — 
ramulis striolatis, fuscescenti-tomentosis, demum glabrius- 
culis ; foliis oblongis, imo cordatis et rotundatis, ultra medium 
gradatim angustatis, apice acutis, e basi 5-nerviis, nervis in- 
termediis ultra medium protensis, et cum aliis insuper utrin- 
