CAYAPONTA . CUCURBITACEÆ (AUCT. COGNIAUX). 783 
viusculi, striati, leviter hirsuti, raro trifidi, superiores simplices. 
Flores masculi satis magni, in ramis primariis passim axillares, sæ- 
pius tamen in ramulis extremis racemos foliosos effingentes ibidem in 
axillis foliorum bractearumve solitarii aut in racemulos paucifloros 
folio breviores congesti. Pedicelli filiformes, villosi, 4-6 mill.. longi. 
Calycis tubus campanulatus, ab apice ad basim attenuatus, 4-5 mill. 
longus, ad apicem 5-6 mill. latus; dentes remoti, ovato-triangulares, 
erecti, trinervii, 1-2 mill. longi, 1 mill. lati. Corolla albescens, utrin- 
que breviter pubescens vel subtomentosa præcipue extus, 12-15 mill. 
longa, segmentis ovatis vel subrectangularibus, patulis reflexisve, 
margine membranaceis, 7-nerviis. Stamina prope basim tubi calycis 
inserta, filamentis filiformibus, glabris, ad basim non dilatatis, 
5-6 mill. longis ; antheræ in capitulum 3 mill. longum, 1 '/, mill. cras- 
sum cohærentes. Pistillodium minimum, glanduliforme, subtriloba- 
tum. Flores feminei quam masculi paulo minores, staminodiis parvis, 
linearibus. Ovarium ovoideum, villosum; stylus gracilis, flexuosus, 
quam corolla brevior, stigmatibus subbilobatis. Peduneulus fructiferus 
gracilis, villosus, patulus vel reflexus, 7-15 mill. longus. Fructus ovoi- 
deus, lævis, utrinque obtusus, 10-12 mill. longus, 6-8 mill. crassus. 
Semina albescentia, ovato-oblonga, compressa, non emarginata, 7-8 
mill. longa, 4 mill. lata, 2 mill. erassa. 
.. % genuina, Cogn. in Mart. 1. c. p. 90. — Folia ultra medium 3-5- 
lobata, superiora subintegra ; lobi oblongi vel ovato-lanceolati, denti- 
Culati vel vix lobulati. 
Prope Buenos Ayres (Bacle n. 70 in herb. DC., Boiss., Deless.); 
Prope Montevideo (Gibert n. 314 in herb. Kew.); ad Peno prope Mon- 
tevideo (Courbon in herb. Mus. Par.); in Brasilia meridionali loco 
haud indicato (Sello n. 292, d, part. in herb. Berol.); in prov. S. Paulo 
(St-Hilaire, C? n, 1635, o, in herb. Mus. Par.). 
& rigida, Cogn. 1. c. — Folia rigidissima, supra punetis albis dense 
Obtecta, fere usque ad basim 5-7-lobata; lobi lanceolato-oblongi, levi- 
ter lobulati, j 
In Banda oriental del Uruguay (St-Hilaire, C? n. 2399 bis part. in 
herb. Mus, Par.). 
Y: dissecta, Cogn. 1. c. — Folia fere usque ad basim 5-lobata; lobi 
lanceolato-lineares, profunde lobulati. ; 
In Brasilia meridionali loco haud indicato (Sello n. 292, d, part. in 
herb. Bero]. n.4553 in herb. Berol.); in prov. Rio Grande do Sul 
(Gaudichaud n. 1720 et 1721 in herb. Mus. Par.); in Banda oriental 
del Uruguay (St-Hilaire, C? n. 2399 bis, part. et C* n. 2386 in herb. 
