806 DICOTYLEDONEÆ. ECHINOCYSTIS, 
racemos paucifloros foliis multo longiores digestis ; calyce leviter vil- 
loso, late campanulato ; floribus femineis solitariis, longiuscule pedun- 
culatis; fructu parvo, ab apice ad basim attenuato, breviter rostrato, 
aculeis gracillimis, brevibus, sparse pilosis vel subglabris dense echi- 
nato. — Elaterium? Wrightii A. Gray! Pl. Wright. part. 2, p. 61. 
Caulis scandens, gracillimus, angulato-sulcatus, sparse villoso-hir- 
sutus demum glaber, 1 '/,-2 metr. longus. Petiolus gracilis, tenuiter 
striatus, satis dense villoso-hirsutus, 2-4 cent. longus. Folia suprà 
læte viridia, subtus paulo pallidiora, utrinque sparse villoso-hirsuta, 
9-8 cent. longa, 4-7 cent. lata; lobi triangulares vel ovati, margine 
remote denticulati et sæpius lobulati, laterales acuti vel obtusi, me- 
dianus longior, ad basim sæpius constrictus; sinus basilaris subret- 
tangularis, 1 ‘/,-2 cent. latus, 1-1'/, cent. profundus. Cirrhi graciles, 
elongati, striati, breviter sparseque villosi. Pedunculus communis 
masculus gracillimus, sulcatus, sparse breviterque pilosus, 12-18 cent. 
longus, 8-12-florus; pedicelli capilares, patuli, flexuosi, villosi, 5-12 
mill. longi. Calyx albescens, tubo 1-3 mill. longo, 4-5 mill. lato, den- 
tibus setaceis, patulis, */, mill. longis. Corolla alba, extus sparse pr 
losa, intus sparse punctato-glandulosa, segmentis ovato-oblongis, 
apice obtusis, 5-nerviis, 4 mill. longis, 2-2 */, mill. latis. Columna 
staminea gracilis, glabra, 1 '/, mill. longa; capitulum antherarum 
glabrum, 1 mill. longum, 1:/, mill. crassum. Ovarium oblongum, le- 
viter villosum, apice in rostrum subeequilongum inerme constrictum. 
Pedunculus fructiferus filiformis, breviter sparseque villosus, 15-22 
mill. longus. Fructus 3-3 */, cent. longus, 10-12 mill. crassus; rostrum 
conicum, aculeatum, leviter villosum, 9-12 mill. longum ; aculei sub- 
æquales, basi vix incrassati, 3-7 mill. longi. Semina cinerea, ovoidea, 
basi leviter attenuata, apice rotundata, utrinque verrucosa, 5 mill 
longa, 3 '/, mill. lata, 2 1/, mill. crassa. 
In Neo-Mexico (Wright n. 1090 in herb. Kew. et Benth.) ad fium. 
Rio Grande prope Doñana (Mex. Boun. Survey n. 397 in herb. Berol., 
Kew., Mus. Par.); in Mexico (Pavon in herb. Boiss. et Webb.; Mog? 
et Sessé in herb. Webb.; Uhde n. 1046 in herb. Berol.; Ehrenberg 
n. 844 in herb. Berol. et Kew.); prope Mexico (Schaffner n. (UR 
herb. Berol.); ad Guadalupe prope Mexico (Bourgeau n. 789 1 herb. 
Mus. Par., Brux., DC., Boiss., Kew., hort. Petrop.; Hahn n- e. 
herb. Mus. Par. et n. 000 in herb. hort. Petrop.); ad Barranca prope 
Cuernavaca (Bourgeau n. 1388 in herb. Mus. Par.). 
8. E. Coulteri (Cogn. Diagn. Cucurb. fasc. 2, p. 88); pnt 
