864 DICOTYLEDONE.E, ELATERIUM: 
calycis tubo æquans; stigma ovoideum, 1 mill. longum. Pedunculus 
fruetiferus crassus, 4-5 mill. longus. Fructus compressus, obtusus, 
omnino sparse setosus, 12-13 mill. longus, 7-8 mill. erassus. 
In Mexico ad S. Cartes (Liebmann n. 29, 30 in herb. Haun.). 
7. E. longiflorum (Cogn. Diagn. Cucurb. fasc. 2, p. 54); foliis 
utrinque sparse punctato-scabriusculis, triangulari-lanceolatis, levi- 
ter trilobatis, lobis lateralibus brevissimis obtusis, mediano longissimo 
triangulari-lanceolato; floribus masculis in corymbos umbelliformes 
15-30-floros foliis zequales digestis ; calycis tubo longissimo, filiformi, 
petalis 4-5-plo longiore. 
Rami eracillimi, sulcati, glabri, leves. Petiolus gracillimus, stria- 
tus, leviter pubescens, 4-6 mill. longus. Folia utrinque pallide viridia 
praecipue subtus, integerrima vel minutissime remoteque denticulata, 
8-9 cent. longa, 4-5 cent. lata; nervi tenuissimi, subtus vix promi- 
nentes, duo laterales basilares bifurcati, imum sinum non marginan- 
tes; sinus basilaris subrotundus, 8-10 mill. profundus, 6-7 mill. latus. 
Cirrhi bifidi, filiformes, breves, leviter pubescentes. Pedunculus com 
munis masculus gracillimus, glaber, vix striatus, 3 cent. longus r pedi- 
celli filiformes, congesti, patuli vel recurvi, glabri, 8-12 mill. longi. 
Calyx glaber, tubo prope apicem valde dilatato, 22-25 mill. longo, ad 
medium */, mill. et ad apicem 2 mill. lato; dentes reflexi, triangu- 
lares, '/.-'/, mill. longi. Petala glabra, erecto-patula, linearia, longe 
subulata, 5-nervia, 5-6 mill. longa, ad basim 1-1 */, mill. lata. Sta- 
mina tubo calycis æqualia; filamentum filiforme, ad basim dens 
elanduloso-papillosum, ad medium sparse villosum, ad apicem glè- 
brum; capitulum antherarum 1 */, mill. longum, */, mill. crassum. — 
Flores feminei et fructus ignoti. 
In Panama (Duchassaing in herb. Mus. Par.; M. Wagner in herb. 
Monac.). 
5. E- Amazonieum (Mart. mss. in Cogn. Diagn. Cucurb. 
fasc. 2, p. 55); foliis utrinque leviter pubescentibus, supra scabrius- 
culis, ovatis, integris vel leviter 3-5-lobatis; floribus masculis in rate- 
mos subumbelliformes 5-8-floros foliis 3-4-plo longiores digestis ; caly- 
cis tubo longissimo, lineari, petalis 2-3-plo longiore. — Cogn. 1? 
Mart. FI. Bras. fasc. 78, p. 100, tab. 31. — Rytidostylis Amazonica 
Spruce! in herb. : 
* Caules plures proeumbentes et ramis vagis indequoque expans! 
cæspitibus densis, obsolete pentagoni, ad ramorum exordia paulo 
