i89X.] 



Undescribed plants from Guatemala. 



9 



Melothria Donnell-Smithii Cogn. (§ Eumelothria) ; 



monoica; foliis membranaceis, ovatis vel ambitu suborbicular- 



ibus, utrinque punctato-scabris, integris vel usque ad medium 



3-5-lobatis, lobis apice saepius rotundatis terminali interdum 



acuto; cirrhis simplicibus; racemis masculis saepius 3— 5-floris, 



petiolo brevioribus; petalis leviter emarginatis; antheris sub- 



quadratis, loculis paulo arcuatis, connectivo lato; floribus fem- 



ineislongepedunculatis, fructumajusculo, triloculari, concolore; 



seminibus immarginatis. — Rami graciles, elongati, glabri vel 



vix pilosuli, laeves, alternatim albo et viridi longitudinaliter stri- 



ati. Petiolus satis gracilis, brevissime subsparseque hirtellus 



vel glabratus, 2-5 cm. longus. Folia ovata, integra vel saepius 



paulo lobata, apice acuta, 6-8 cm. longa, 5-7 cm. lata, supra 



intense viridia, subtus paulo pallidiora et ad nervos interdum 



brevissime hirtella, 



sinus basilaris saepius angustus, 1-1,5 cm. profundus. Cirrhi 



graciles, sulcati, glabri. 

 cilis, puberulus, 1.5-3 cm. longus, apice 2— 15-florus; pedi- 

 celli 3-10 mm. longi. Calyx campanulatus, basi obtusus, 

 glaber, 3 mm. longus, minute denticulatus. Corolla tenuis- 

 sime furfuracea, fere 1 cm. lata, segmentis patuHs. Antherae 

 ciliatae, 1 mm. longae. Flores feminei solitarii. Pedunculus 



Fructus ovoideus, 3.5- 

 4 cm. longus, 2.5 cm. crassus. Semina pallida, ovata, 3.5- 

 4 mm. longa, 2-2.5 mm. lata. Species M, scabrae Naud. 



margine minute remoteque denticulata; 



Pedunculus communis masculus gra- 



fructiferus filiformis, 2-6 cm. longus. 



(Cogn. in DC. Monogr. Phan. III, 582) proxima. — Masagua, 

 alt. 400 feet, April, 1890, J. D. S. (Ex PI. cit 2203). 



ri 



Var. yS. hirtella Cogn. — Rami sparse hirtelli. Pctiolus 



densiuscule hirtellus, 3-7 cm. longus. Folia ambitu late ovata, 

 plus minusve lobata, apice saepius obtusa. — Escuintla, alt. 

 1100 feet, March, 1890, J. D. S. (Ex Pl. cit. 2206). 



Var. y. rotundifolia Cogn. Rami petiolique ut in typo. 

 Folia ambitu suborbicularia, saepius satis profunde 5-Iobata, 

 lobis apice rotundatis. — San Luis, Dept. Escuintla, alt. 1,000 

 feet, Mch. 1890, J. D. S. (Ex PI. cit. 2,208). 



Aniyuria ohlougifolia Cogn. ; tota glaberrima; foliis brev- 

 iter petiolatis, integris, oblongis, vix acuminatis, basi acutis, 

 regulariter penninervis; floribus parvis, sessllibus, ad apicem 

 pedunculi communis capitatis; antheris rectis, oblongis, tubo 

 calycis paulo brevioribus, appendice vix perspicua leviter pa- 

 pillosa coronatis. — Rami graciles, laeves, simplices, elongati, 

 striati. Petiolus gracilis, 2-3 cm. 



longus. 



Folia tenuiter 



