ELATERIUM ` CUCURBITACEÆ (AUCT. COGNIAUX). 857 
In Costarica ad San José (Oersted n. 20 in herb. Haun.); in monte 
Catalina (Oersted n. 18 in herb. Haun.); ad Pacaca (Oersted n. 19 in 
herb. Haun.). 
39, €. australis 3 foliis ovato-triangularibus, basi leviter emar- 
ginatis, subintegris vel leviter 3-5-lobatis ; cirrhis simplicibus; floribus 
masculis mediocribus, in racemos paucifloros subsessiles digestis ; ca- 
lyce campanulato basi truncato, dentibus brevissimis subulatis; an- 
therarum capitulo sphærico. — Echinocystis australis Cogn. Diagn. 
Cueurb. fasc. 2, p. 93, et in Mart. Fl. Bras. fasc. 78, p: 99. 
Caulis striatus, glaber, ad altitudinem plurium metrorum assur- 
sens. Petiolus gracilis, striatus, glaber, 3-5 cent. longus. Folia mem- 
branacea, pedato-trinervia, 7-8 cent. longa, 5-6 cent. lata, supra 
intense viridia, subtus pallidiora, utrinque levissime pubescenti-scabra 
precipue supra, lobis acutis, margine denticulatis, lateralibus bre- 
vioribus; sinus basilaris subrectangularis, 1 */,-2 cent. latus, ’/,-1 !/, 
cent. profundus. Cirrhi elongati, glabri. Pedunculus communis mas- 
culus gracillimus, glaber, 2-6 cent. longus; pedicelli filiformes, patuli, 
glabri, 8-19 mill. longi. Calyx albescens, tubo glabro, 10-nervio, 
? mill. longo, 2-2 1/, mill. lato, dentibus patulis, '/, mill. longis. Co- 
rolla alba, intus leviter papillosa, 10-12 mill. lata, segmentis triangu- 
laribus, acutis, multinerviis, patulis, 3-4 mill. longis, 2 '/,-3 mill. 
latis. Staminum filamenta in columnam brevem connata. Flores fe- 
minei solitarii, pedunculo gracillimo, flexuoso, glabro, 5-7 mill. longo 
mstructi. Ovarium ovoideum, apice in rostrum brevissimum constric- 
tum, longe villoso-hirsutum. Pedunculus fructiferus crassus, 1 cent. 
mgus. Fructus oblique ovoideus, basi subtruncatus, apice subacu- 
tus non rostratus, flavescens, glaber, sparse echinatus, 18 mill. longus, 
11-13 mill. crassus; aculei setacei, 1-2 '/, mill. longi. Semina fulva, 
basi breviter attenuata, apice truncata et breviter bidenticulata, 
Margine late bilobata, utrinque breviter verruculosa, 1 cent. longa, 
5 mill. lata, 1 :/, mill. lata. 
In Paraguay (Weddell n. 3214 in herb. Mus. Par.); in aggeribus 
Rio p araguay prope Asuncion (Balansa n. 1110 in herb. DC., Boiss., 
Mus, Par., Kew.). 
LXIV, ELATERIUM, Jacq. Enum. pl. Carib. p. 31 (1760) et Select. 
stirp. Amer. p. 241; Linn. Spec. ed. 2, p. 1375, Gen. Plant. ed. 6, 
D. 471; Poir. in Lam. Encycl. méth. Bot. 4, p. 417; Juss. Gen. 
P. 394; Neck. Elem. 1, p. 236; Willd. Spec. 4, p. 192; Kunth in 
