138 BOTANY OF THE VOYAGE OF THE SULPHUR. 
580, Convotvuxus nodiflorus, Lam.—Chois. in DC. Prod. v. 9. p. 414.—Guayaquil. 
581. Evoitvu.us nummularius, Linn.—Chois. in DC. Prod. v. 9. p. 445, var. parvifolia.— 
Acapulco. 
582. Evonvunus glabriusculus, Chois. in DC. Prod. v. 9. p. 448. var. altera foliis iis E. num- 
mularii simillimis, 6-9 lin. longis, pedunculis folia equantibus vel duplo longioribus; altera hetero- 
phylla, foliis aliis L. nummularii, aliis ovatis acutis ultrapollicaribus——Guayaquil, both varieties. 
583. Evoxvutvs linifolius, Linn.—Chois. in DC. Prod. v. 9. p. 449.—Tepic. 
584. Cuscuta laziflora, sp. n., caule filiformi, pedunculis brevissimis, pedicellis calyce seepius 
longioribus, calyce pentagono lobis latis obtusis parte integra brevioribus, corolla ‘Urceolste calyce 
vix duplo longiore lobis oblongis obtusis recurvo-patentibus, squamis laceris ? stylis apice globoso- 
stigmatosis corolla paullo brevioribus.—Acapulco, on a Tephrosia, and on a Composita. 
Flores seepius in racemo brevissimo umbellzformi subsessiles, 4 ad 10. Pedicelli filiformes, ineequales, 
2-3 lin. longi. Calyx laxus, per anthesin J+ lin., in fructu 2 lin. longus. Corolla 2 lin. longa. Affinis videtur 
C. intermedia, Chois., sed calyx descripto laxior, major, lobis non imbricatis, pedicelli longiores, pedunculus 
communis seepius nullus. 
585. Cuscura globulosa, sp. n., caule filiformi, floribus glomerato-racemosis vel corymbosis 
brevissime pedicellatis subglobosis, calyce laxiusculo campanulato lobis latissimis obtusis imbricatis 
parti integree zequilongis, corolla vix calycem excedente lobis brevissimis latis obtusis, squamis alte 
fimbriatis, stylis apice late peltato-stigmatiferis subexsertis — Acapulco. 
Tota siccitate nigrescit. Glomerule florum oblong vel subglobose. Pedicelli raro lineam longi, squamis 
nullis intermixtis. Calyx linea paullo longior, lobis conniventibus. Corolla superne constricta, lobis patulis, 
Squam2 late, ultra medium exciso-fimbriate. 
586. Cuscura congesta, sp. n., caule filiformi, floruam glomerulis densis ovatis subramosis squa- 
mellis intermixtis, calyce ovato lobis parte integra brevioribus latis obtusis, corolla calycem vix 
superante intus squamata, lobis brevissimis latis obtusis, squamis integris, stylis apice globoso- 
stigmatosis subexsertis.— Acapulco. 
Flores in glomerulo numerosi, sessilis vel breviter pedicellati, vix lineam longi. Squame ovate, obtuse, 
integerrime: vel vix obscure denticulate. 
BoraGinem. 
587. Varronta calyptrata, DC. Prod. v. 9. p- 469.—Tiger Islands, Gulf of Fonseca ; it is also 
n. 1305 of Cuming’s Central American collection. 
588. Varronia rotundifolia, Alph. DC. Prod. v. 9. p. 469.—Columbia, Guayaquil; also 1. 
‘(1174 of Cuming. 
589. Corpta gerascanthus, 
Jacq. 8. subcanescens, DC. Prod. v. 9. p- 472.—Acapulco ; Isle of 
Gorgona.—These specimens co 
rrespond with the common West Indian ones in every respect except 
