CAYAPONIA . CUCURBITACEZE (AUCT. COGNIAUX). 753 
motissimis, late triangularibus ; staminum filamentis filiformibus, ad 
basim leviter dilatatis et villosis, antheris subæqualibus. 
Rami angulato-suleati, leviter pubescenti-scabri, demum subglabri. 
Petiolus robustus, striatus, breviter denseque villosus, demum scaber, 
3-5 cent. longus. Folia rigida, supra læte viridia, subtus cinerea, ad 
basim sinu lato profunde emarginata et prope petiolum leviter atte- 
nuata, 7-10 cent. longa, 10-13 cent. lata; lobi rotundati, margine mi- 
nutissime remoteque denticulati, interdum subnulli; nervi tenues, 
subtus leviter prominentes. Cirrhi robusti, elongati, striati, leviter 
pubescentes. Flores majusculi, in racemos androgynos paucifloros di- 
gesti, rarius solitarii. Pedunculus communis sulcatus, breviter villosus, 
2-6 cent. longus; pedicelli robusti, bracteolati, 1-3 mill. longi; brac- 
teolæ lineares, albo-lanatæ, 2-4 mill. longæ. Calycis tubus florum 
masculorum intus villosus, 8 mill. longus, 9-10 mill. latus; dentes vix 
1 mill. longi. Corolla albescens, extus dense breviterque tomentosus, 
intus longe villosus ; segmentis profundis, oblongis, mucronatis, prope 
apicem. dilatatis et margine membranaceis, 22-24 mill. longis, ad ba- 
sim 5-6 mill. et prope apicem 9-10 mill. latis. Staminum filamenta 
4-5 mill. longa; antheræ in capitulum 5-7 mill. longum, 3-4 mill. la- 
tum cohærentes. Pistillodium trilobatum, 1-2 mill. longum. — Flores 
feminei quam masculi multo minores. Calycis tubus 2-2 */, mill. lon- 
sus, 4-5 mill. latus. Corollæ segmenta 7 mill. longa, 2 mill. lata. Sta- 
mmodia glabra, */,-1 mill. longa, */, mill. lata. Ovarium breviter villo- 
sun, 12-ovulatum, 5-6 mill. longum, 3 mill. latum. Stylus filiformis. 
rectus, elaber, 8 mill. longus. Fructus subglaber, flavo-pallidus., 
utrinque rotundatus, 12-14 mill. longus, 8-9 mill. crassus. Semina 
albescentia, ad basim vix oblique emarginata, 5-6 mill. longa, 2 !/,-5 
mill. lata, 1-1 '/, mill. erassá. 
In Paraguay, prope Asuncion (Balansa n. 1109 in herb. Mus. Par.. 
TUX., hort. Petrop., DC., Boiss., Kew., Brit. Mus.; Gibert n. 1033 
In herb, Kew.). 
H. €. podantha; foliis ambitu suborbicularibus, supra punc- 
tato-scaberrimis, subtus breviter denseque hirtello-tomentosis, usque 
ad medium trilobatis, lobis oblongis, obtusis; cirrhis simplicibus; 
calyce breviter villoso, tubo ad basim longissime angusteque atte- 
"ato, dentibus linearibus, remotis, tubo æqualibus; staminum fila- 
mn filiformibus, ad basim villosis vix dilatatis, antheris æqua- 
us, 
Dioica. Rami graciles, sulcati, breviter pubescenti-scabri. Petiolus 
Stites au Prodromus 111. 48 
