CAYAPONIA . CUCURBITACEZE (AUCT. COGNIAUX). 797 
B. Fructus 10-costatus. 
60". C. Amazonica; foliis breviter petiolatis, basi truncatis vel 
subemarginatis, usque ad basim tripartitis fere trifoliolatis, lobis 
- Oblongis; eirrhis simplicibus; pedunculis glabris; fructu magno, obo- 
vato, villoso. — Sechium Amazonieum Pœpp. et Endl.! Nov. gen. ac 
Sp. 2, p. 57. — Perianthopodus Amazonicus Cogn. in Mart. Fl. 
Bras. fasc. 78, p. 96. 
Caulis perennis, alte scandens; rami flexuosi, robusti, profunde 
+-T-sulcati obiter angulosi, glabri, ramosi. Petiolus robustus, teres, 
supra leviter canaliculatus, tortuosus, lignosus, glaber, 1-2 cent. lon- 
gus. Folia rigida subcoriacea, supra punctata, subtus nervoso-reticu- 
lata, utrinque glabra et intense viridia praecipue supra; lobis acutis, 
remote denticulatis vel integerrimis; lobo intermedio longiore, ad 
basim euneatum usque libero, 12-15 cent. longo, ad basim 1 !/,-2 mill. 
et ad medium 5-7 cent. lato; lobis lateralibus ad basim superiore 
"uneatis, inferiore dilatatis, rotundatis, 10-14 cent. longis, ad basim 
+6 mill. et ad medium 5-6 cent. latis. Cirrhi elongati, suleati, glabri. 
Flores majusculi, solitarii. Pedunculus glaber, striatus, '/,-1 cent. 
longus, Calyx intense viridis, breviter pubescens; tubus anguste cam- 
panulato-subeylindricus, basi rotundatus, 14-15 mill. longus, 7-8 mill. 
atus; dentes basi confluentes, oblongo-lanceolati, erecti, trinervii, 
1-8 mill. longi, 3-4 mill. lati. Corolla albide flava, campanulata, extus 
tomentosa. Staminum filamenta 1-2 mill. longa; antheræ in capitulum 
10 mill. longum, 5-6 mill. crassum coherentes. Pistillodium sub- 
tullum, Flores feminei ignoti. Fructus « pomi mediocris magnitudine, 
"iridis, intus spongiosus, exsuccus. Semen magnum, ovale, vix lateri- 
75 compressum, durissimum. » : 
In sylvis littoreis fluminis Amazonum ad opidum Ega (Peppig 
1. 2924 in herb. suo, nunc Vindob.). 
TriBus III. — CYCLANTHEREA. 
Naud. in Ann. sc. nat. ser. 4, v. 16, p. 198, ser. 5, v. 6, p. 50. — 
Elateriego Naud. 1. c. ser. 5, v. 6, p. 30; Benth. et Hook. Gen. 1, 
j 
Propter Species adjunctas 62. 
