WESTERN TROPICAL AMERICA. 129 
inches long. The pod is six to eight inches long, about five lines broad, with the seeds in single 
rows. 
523. Bienonta Sinclairi, sp. n., scandens, glabra, vel superne tenuissime pulveraceo-tomentosa, 
foliis conjugatis, foliolis ellipticis vix acuminatis basi rotundato-cuneatis penninervibus crebre 
reticulato-venosis subcoriaceis, petiolo petiolulis equilongo, panicula terminali laxa pyramidata, 
calyce subcoriaceo truncato demum repando, corolla extus tomentosa.—Panama, gathered also by 
Cuming, n. 1179. 
Rami teretes, glabri vel juniores pube minutissima pulveracea nonnisi sub lente conspicua conspersi. Petioli 
et petioluli 6-12 lin. longi, auriculis foliolisve ad basin nullis; cirrhi elongati simplices vel seepius nulli, Foliola 
8-6 poll. longa, 13-3 poll. lata, subcoriacea, venis primariis secus costam mediam utrinque 5-6, subtus minute 
lepidoto-punctata vel glabra, Panicula semipedalis vel longior, ramis oppositis laxe dichotomis. Bractew 
minutissimse vel nulle. Calyx cupuliformis, coriaceus, extus pulveraceus, margine sepius irregulariter et 
obtusissime 5-crenatus vel sublobatus, rarius integerrimus. Corolla extus tomento brevi sublepidoto vestita ; 
tubus pollicaris vel paullo longior, superne parum ampliatus, ima basi (infra staminum insertionem) extus glaber, 
intus ad originem staminum pubescens; limbi lobi lati, rotundati, non ciliati. Stamina inclusa, didynama, cum 
rudimento quinti. Antherarum loculi lineares, divergentes. Discus hypogynus crassus, pulviniformis. 
Ovarium oblongum, tomentosum. Stylus apice spathulato-dilatatus, bilamellatus, lamellis intus stigmatosis. 
Ovula in utroque latere cujusve placents: uniserialia. Species valde affinis B. rupestri Gardn. et preesertim B. 
elongate, Vahl. Calyx quam in hac brevior, foliola angustiora. 
524 to 526. Bianonza, three species, two from Guayaquil, and one from Manzanilla Bay, all 
apparently new, but the specimens insufficient for accurate description. 
527. AmpHILopHium paniculatum, Humb. et Kunth.—DC. Prod. v. 9. p. 193.—Gulf of 
Fonseca. 
528. PrruecocteNnIum panamense, sp. n., ramis glabris, foliis digitatis, foliolis 4-5 petiolulatis 
ovali-vel oblongo-ellipticis acuminatis subtus minute nigro-punctatis et tenuissime lepidotis glabra- 
tisve, racemis folio brevioribus, calycibus truncatis.—Panama, gathered also by Cuming, n. 1110. 
Rami albidi, striati, ad nodos leviter compressi, ceeterum subteretes. Folia opposita, petiolo communi 
2-3-pollicari, versus apicem sepius minute canescenti-tomentello ; petioluli 6-10 lin. longi. —Foliola st 
majora 3-5 poll. longa, 13-2 poll. lata, acumine longo obtuso, basi rotundata vel cuneata, utrinque — et 
oculo nudo glabra, sub lente tamen pubes minuta sparsa sublepidota seepe apparet in pagina inferiore qua: etiam 
punctis nigris sparsis crebris conspersa. Racemi 2-3-pollicares, axillares, more generis canescentes. Bractew 
minutissime, subnulle. Calyx late campanulatus, canescens, crassiusculus, ore truncato membranaceo = 
minute 5-dentato. Corolla sesquipollicaris vel paullo longior, glabra, tubo so smpliato basi pec 
tracto et ad originem faucis intus pubescente, limbi lobis latis integris. Stamina — faucis inserta, 
didynama, corolla breviora, cum rudimento quinti; anthere glabree, loculis aeoge Discus hyp 
crassus. Ovarium ovato-oblongum, minute et densissime muriculatum. Stylus apice spathulato-dilatatus, 
bilamellatus, lamellis intus stigmatosis. : 
529. Piruecocrenrum muricatum, DC. Prod. v. 9. p. 194.—Realejo.—There are only loose 
pods in the collection, but they appear to be those of this species. oo 
530. Tasesuta cordata, sp. n., scandens, ramulis compressiusculis puberalis, foliis mcuyagato- 
bifoliolatis plerisque cirrhiferis, foliolis ovatis acuminatis basi cordatis subcoriaceis glabris, racemis 
axillaribus laxis.—Isthmus of Darien. 
LL 
