: p Fais EA nus supra и SE subtus коош, lobis SR 
1 
да: gb E 
Cochinchine с Bien. hoa et Chaudoc, n° 425 [Thorel]; ile 
de Phu-quoc [Pierre]; Ha-tien, n° 8o7 [Godefroy]. — Siam: 
_Muong-pran, n° 288 [Pierre]. — Laos : Stung-treng, n° 2112 
— [Thorel. 
9. В. Кегги Gagnep., sp. п. 
Frutex alte scandens, ramis sulcatis, molliter rufo-tomentosis. Folia 
biloba, cordata, ovato-orbicularia, membranacea, supra ad nervos basi 
puberula, subtus aureo-pilosa, pilis appressis, margine aureo-pilosula; 
lobi 2, trianguli; nervi 11-13, medio apice in mucronem dense pilosum 
producto; trabeculis transversis sinuatis vel rectis cum nervis ultimis rete 
densum efformantibus; petiolus basi apiceque tumidus, aureo vel fulvo- 
tomentosus, limbo minor; stipulæ deciduæ. Infloréscentia corymbosa; 
corymbi axillares,tomentosi, pedunculati, ad medium cirrosi, densi; cirris 
circinatis, oppositis, fulvo-pilosis; pedicellis filiformibus, numerosis, 
circa 20, sub apice bibracteolatis, fulvo-pilosulis; bracteæ subulatæ, aureo- 
pilosulæ; bracteolæ consimiles, minores, haud oppositæ; alabastrum ovoi- 
deum vel obovatum, vix umbonatum, omnino pilosum. — Calycis tubus 
teres, basi in pedicellum gradatim desinens; lobi 5, lanceolato-acuti, dorso 
rufo-puberuli, pilis appressis, ad anthesim refracti, plus minusve coaliti. 
Petala 5, subæqualia, alba, nervosa, dimidia parte unguiculata, dorso 
albido-pilosa ; lamina elliptica, apice emarginata, basi in unguem desinens, 
margine conspicue corrugato-crenato. Stamina fertilia 3, exserta, filamento 
pilosulo; anthera elliptica, rimis 2 dehiscens; st. sterilia 2-3, parva, anan- 
thera. Germen sessile, dense aureo-pilosum; stylo supra medium glabro; 
stigmate peltato. — Folia 9-13 cm. longa, 8-12 cm. lata, lobis 3-4 cm. 
longis, petiolo 4-9 cm. longo, Inflorescentia tota 13 cm. longa, parte fertili 
2-4 cm. longa; bracteis 5 mm. longis, pedicellis 25-35 mm. longis; ala- 
 bastro 7 mm. longo, 4 mm. lato. Calycis tubus 3 mm. longus. Petala 2 cm. 
longa, 7-10 cm. lata, Stamina fertilia 2 cm. longa, anthera 3 mm. longa. 
Ovarium 7,5 mm. longum; stylus 14 mm. longus; stigma 1,5-2 mm. 
latum. 
Siam : Doi-sootep, 840 m. alt.; grande liane ligneuse, а. a 
fleurs blanches et anthères roses, dans la buts verte EE d'un Z | 
cours d'eau, n° 1740 [Kerr]. | 
t 
IO. B. lakhonensis Gagnep., sp. a ed GE 
Frutex scandens. Rami distichi, rufo-puberuli, ides Mo a E == 
