95 



Q : Periunthii segmenta 5, alba, inaequalia, usque ad 5 mm. 

 longa et 4 mm. lata. Styli 3, e basi liberi, stigmatorum ramulis 2. 

 Capsula vix matura, brevissime pilosa, 8 mm. alta, 6 mm. lata, 

 loculis 3 (?).— Craib, Kew Bull. 1911, p. 57. 



Meh Ping Rapids, banks of river on limestone 180 m., Kerr, 

 508. 



Begonia integrifolia, Date.— F.B.I., ii. p. 648. 

 Chiengmai, Doi Sootep, 720 m., Kerr, 730. 

 Distr. Western Ghauts, Burma. 



Begonia Kerrii, Craib, affinis B. parvuliflorae, DC, a qua 

 capsulae ala maxima breviore apice rotundata haud attenuata 

 differt. 



Herba acaulis, unifoliata, 4-11 cm. alta. Folia suborbicularia 

 vel elliptica. apice obtusa, basi cordata, 3-7 cm. longa, 2*7-6 cm. 

 lata, utrinque, nervis subtus densius, brevissime parcissimeque pilosa, 

 membranacea, margine irregulariter dentata, dentibus minute denti- 

 culatis, ciliata, nervis e basi 7 utrinque conspicuis ; petioli 1*5-5*5 cm. 

 longi, breviter pilosi. Pedunculus solitarius, gracilis, ad 7*5 cm. 

 longus, saepissime simplex, interdum fere e basi f urcatus, vix glaber. 

 <$ : Sepala 2, subrotundata, 7 mm. longa, 6 mm. lata, extra 

 parce pilosa. Petala 2, oblanceolata, 7 mm. longa, circiter 2 mm. 

 lata. Filamenta paullo ultra medium connata ; antherae obovafcae, 

 connectivo haud producto. Q : Perianthii segmenta inaequalia, 

 ad 6 mm. longa, 5 mm. lata. Styli 3, e basi liberi, apice brevissime 

 bifidi. Capsula glabra, alis membranaceis valde inaequalibus 

 nervis horizontalibus, 7 mm. alta, fere 1 cm. lata, 3-locularis, 

 placentis bifidis. — Craib, Kew Bull. 1911, p. 57. 



Ban Kaw, on damp limestone, Kerr, 508a. 



Begonia martabanica, DC. — F.B.I., ii. p. 651. 



Chiengmai, in evergreen jungle on Doi Sootep, 600 m., Kerr, 1969. 



Distr. Moulmein. 



Begonia Mouhotiana, Hosseus, ii. p. 415. 

 Chiengmai, Doi Sootep, 1050 m. (ex Hosseus). 



Begonia sootepensis, Craib, habitu B. yunnanensi, Levi., similis 

 sed altior, caule vix glabro, foliis crassioribus supra setulosis. 



Herba erecta, ad 43 cm. alta ; caulis ruber, rigidiusculus, teres, 

 sulcatus, ad 5 mm. diametro, glabrescens, nodis basi praecipue 

 incrassatis. Folia oblique lanceolata, apice attenuata, basi valde 

 oblique cordata, 3*5-7 cm. longa, 1*5-3 cm. lata, membranacea vel 

 subchartacea, supra breviter setulosa, subtus glabra nisi nervis pilis 

 brevibus parce instructis, margine serrata vel dentata, e basi 3-5- 

 nervia, nervis cum nervulis supra subobscuris subtus prominulis ; 

 petioli ad 6'5 cm. longi, glabri ; stipulae subdeciduae, oblique 

 lanceolatae, apice attenuatae, circiter 1 cm. longae, 3 mm. latae, 

 margine fimbriato, nervis conspicuis. Racemi vel solitarii terminales 

 tantum vel ramulos breves axillares quoque terminantes ; pedicelli 

 ad 7 mm. longi, graciles, medio bracteolis duobus parvis deciduis 

 scariosis ornati. (J : Sepala 2, late elliptica vel subrotundata, apice 

 obtusa, ad 5'5 mm. longa et 4 mm. lata. Petala 2, late lanceolata, 

 2*5 mm. longa, 1 mm. lata. Filamenta brevia, basi connata, 



