CYCLANTHERA . CUCURBITACEÆ (AUCT. COGNIAUX). 845 
gusti, acuti vel subobtusi, basilaris rotundatus, 1*/,-2 cent. latus, 
14-1'/, cent. profundus, in foliis superioribus nullus vel subnullus. 
Cirrhi elongati, filiformes, glabri. Peduneulus communis masculus 
filiformis, glaber, striatus, 1-1 '/, cent. longus; pedicelli capillares, 
simplices vel ramosi, 2-4 mill. longi. Calyx glaber, 1 ?/,-2 mill. latus, 
dentibus subnullis. Corolla virescens, segmentis triangulari-acutis, 
1*/,-2 mill. longis, 1-1 '/, mill. latis. Pedunculus fructiferus robustus, 
glaber vel leviter pubescens, 3-7 mill. longus. Fructus paulo gibbo- 
sus, 15-20 mill. longus, 9-12 mill. erassus, rostro distinctissimo sub- 
recto, aculeis 5-7 mill. longis, 1-1'/, mill. latis. Semina cinerea, mar- 
gine breviter alata et subintegra, basi appendiculata, apice trilobata, 
10-11 mill. longa, 6-7 mill. lata, ?/,-1 mill. crassa. 
Prope Buenos Ayres (Gillies in herb. Kew.; Arnott in herb. Berol. 
et Deless. ; Tweedie n. 743 in herb. Kew. ; Bacle n. 150 in herb. DC., 
Deless. et Flor.); ad Montevideo (Gibert n. 734 in herb. Kew. et 
Benth.: Sehnyder n. 911 in herb. Berol.). 
22. €. Bourgæana (Naud.! in Ann. sc. nat. ser. 5, v. 6, p. 17); 
foliis breviter petiolatis, utrinque tenuiter punctatis, supra scabris, 
subtus sublævibus, basi leviter emarginatis, obscure angulato-5-loba- 
tis, margine remote denticulatis; cirrhis saepissime trifidis; floribus 
lemineis minimis, in racemos plurifloros petiolo sæpius longiores di- 
gestis. — Cogn. Diagn. Cucurb. fasc. 2, p. 64. 
Caulis gracilis, ramosus, angulatus, brevissime villosus praecipue ad 
nodos, 3-4 metr. longus. Petiolus gracilis, striatus, brevissime spar- 
seque villosus, 2-3 cent. longus. Folia utrinque intense viridia, late 
ovato-cordata, 7-10 cent. longa et fere totidem lata, lobis late trian- 
gularibus, mediano ssepius acuto et breviter mucronato, laterali- 
bus multo brevioribus, interdum subnullis; sinus basilaris subrec- 
tangularis, 2-3 cent. latus, 1-1 '/, cent. profundus; nervi tenues, 
subtus leviter prominentes. Cirrhi graciles, breves, sulcati, leviter 
villosi vel glabri. Pedunculus communis masculus subfiliformis, gla- 
der, 3-5 cent. longus, 10-30-florus, fere usque ad basim floriferus; 
pedicelli capillares, divaricati, glabri, sepius fasciculati, 2-3 mill. 
Ongi. Calycis tubus late cupuliformis, glaber, 2 mill. latus; dentes 
nulli vel subnulli. Corolla spurco-alba, segmentis triangularibus, 
acutis, 3- vel obscure 5-nerviis, apice vix papillosis, 1 mill. longis et 
As. Anthera ?/, mill. lata. Flores femineos et fructus non vidi. 
Mexico (Bourgeau in herb. Mus. Par. et DC. ; Botteri n. 563 in 
herb, nes Par. et Kew.); in America centrali (Oersted n. 37 in herb. 
n.). | 
