140 T. A. Sprague: Plantae novae austro-americanae, 



Caulis foliaque T. parviflorae; paniculae 4 — 5 cm longae; calycis tubus 

 cylindricus stellatim tomentellus, superne setulosus, dentibus interioribus 

 rotundatis, exterioribus brevibus subulatis; petala 5, oblique obovata; stamina 

 10, antheris 2 mm longis; ovarium 3 — 4-loculare, apice minute puberulum. 



Colombia: San Jose, Rio Putumayo (Balfour no. 604). 



25. Gurania pedata T. A. Sprague, 1. c, p. 433. — (Cucurbitaceae.) 



A G. coccinea Cogn., affini foliis pedatis calycisque dentibus angustiori- 

 bus recedit. 



Petiolus 5 — 10 cm longus, sparse longeque pilosus; foliola elliptico- 

 ovata vel oblanceolata, acute acuminata, margine ciliata, remote spinuloso- 

 denticulata, utrinque glabra, terminate apice trifidum vel trilobum, 10 —17 cm 

 longum; pedunculus folio suo paullo brevior vel aequilongus, gracillimus; 

 calyx sparse pilosus, tubo ovoideo dentes subulatos aequante; petala bre- 

 viter lanceolata: antherae iis G. cocciueae similes. 



Colombia: Mocoa, Caqueta territory (Balfour no. 393). 



26. Begonia andreana T. A. Sprague, 1. c, p. 433. — (Begoniaceae.) 

 Herba 2-pedalis, caule erecto; folia petiolata, ovato-oblonga, acuta, 



glabra, penninervia; inflorescentia multiflora 25-30 cm diam., pedun- 

 culls pluries dichotomis; fl. masc: sepala 2 suborbicularia; petala 2 

 anguste obovata; fllamenta libera, toro convexo inserta, antheris duplo 

 vel sesqui-longiora. connective) ultra loculos producto; fl. fern.: lobi 5 

 ovati vel ovato-oblongi; styli 3 trifidi, ramis iterum bifldis, supra spiraliter 

 evolutis; fructus ala maxima subtriangulari, margine superiore horizontali 

 recto 1.75 cm longo, inferiore curvato, duabus ceteris multo minoribus. 

 Colombia: Villavicencio (Balfour no. 133). 



27. Sipanea acinifolia Spruce, MS. in Herb. Kew. apud T. A. Sprague, 

 1. c, p. 433. — (Rubiaceae.) 



Ab 5. pratensi Aubl., calycis laciniis ovario vix duplo longioribus, 

 glandulis duabus interpositis, recedit. 



Herbacea caulibus decumbentibus, lateralibus floriferis erectis; inter- 

 nodia 3 cm haud attingentia; folia mediocriter petiolata ovata vel oblongo- 

 ovata, 7 — 16 mm longa, utrinque setulosa; inflorescentia terminalis. 1 — 3- 

 flora; ovarium dense setulosum, 1,5 — 2 mm longum; calyx 3 mm longus, 

 laciniis lineari-subulatis: corollae tubus extra sparsissime pilosus antherae 

 apicem tubi subattingentes. 



Orinoco: Caicara (Sprague no. 383): Maypures (Spruce no. 3562). 

 Also from the Lower Amazons. 



28. Isertia alba T. A. Sprague, 1. c , p. 434. 



Ab I. hypoleuca Benth., proxima foliis subtus manifeste reticulars 

 corollaeque albae indumento recedit. 



Arbor 40 pedes attingens; folia obovata, breviter acuminata, basi 

 cuneata, supra glabra, subtus dense sordideque incana, manifeste reti- 

 culata; calycis tubus truncatus integer, infra apicem leviter constrictus; 

 corolla alba, extra pubescens, sinu basi haud tumido, lobis contortis 

 anthesi reflexis. 



