626 FLORA OF SOUTH AMERICA. 3 
850. C. parimensis, sp. n., arborescens, glaberrima, foliis 
ovatis breviter acuminatis basi rotundatis cordatisve, venis ma- — — 
joribus supra impressis, racemis folio brevioribus, pedicellis 
perigonio longioribus bracteas vix equantibus, perigonii tubo 
lobis multo breviore.—Inflorescentia, bracteæ, flores et fo- 
liorum forma C. excelse; sed arbor est parva v. frutex elatus 
non scandens, et praeterea differt glabritie. Folia majora 6-7 
poll. longa, 4-5 poll. lata. Ovarium in floribus quos exami- 
navi semper adest, sed styli rami vix apice capitati, nec 
aes distincte papillosi.—Rio Parime, Schomburgk. Host- . 
manns n. 245, from Surinam, may possibly be a variety of 
the same species. 
851. C. marginata, sp. n., glabra, foliis obovali-oblongis 
breviter acuminatis basi obtusis venis majoribus supra im- 
pressis marginibus anguste sursum involutis, racemis folio 
brevioribus, pedicellis perigonio bracteaque brevioribus, peri- - 
gonii tubo lobis multo breviore.— Folia pleraque 4-5 poll. 
longa, 2-24 poll. lata, chartacea, venis majoribus subtus pro- 
minentibus, rete venularum tenui. Racemi 5-10-pollicares, gra- 
ciles. Bracteæ late, vix semilinea longiores. Flores C. excelse- 
—British Guiana, Schomburgk, 2nd. Coll. n. 118 (216). 
The singular manner in which the margin of the leaves is 
turned back upon the upper surface to the breadth of about 
half a line, if it be not accidental, readily distinguishes this 
species from all others I am acquainted with. In my 
specimen all the leaves are thus bordered, without any 
appearance of disease, or of the work of any insect. .— : 
852. C. striata, sp. n., glaberrima, vaginis basi striatis, 
foliis ovatis acuminatis basi rotundatis cordatisve utrinque reti- 
culato-venulosis, racemis folio longioribus tenuibus, bracteis 
minutis, perigonii subsessilis laciniis tubo carnoso subbreviori- 
bus stamina superantibus, bacca coronata.— Ramuli sub foliis 
insigniter striati et szepe inflati. Vaginæ membranacea, trun- 
cate. Petioli breves. Folia 3-4 poll. longa, 2-24 poll. lata, 
tenuia, rigida, siccitate flavicantia, venulis utrinque conspicuis, 
subtus vix magis quam supra prominulis. Racemi 4-5-po 
cares, rhachi lentis rigida. Flores solitarii v. fascicul 
angusti, 1 lin. longi, limbo primum erecto, demum ri 
