362 cvi. GESNERACBiE. (C. B. Clarke.) \_Bosiea. 



IX. BCEXCA, Clarke. 



Underslirubs. Leaves alternate, petioled. Ci/mes much branched, 

 axillary, lax-fld. ; bracts small. Calyx small, 5-fid or -partite. Corolla 

 small, deeply 5-fid, glabrous, widely etibbous at the base, obscurely 2-lipped ; 

 lobes subequal, obtuse, purple or white. Stamens 4, attached near the base 

 of the corolla-tube, subequal, glabrous, filaments short ; anthers 2-celled, 

 not cohering in pairs ; cells ellipsoid, subparallel, sKts curved coalesceut at 

 the top. Ovary sessile, narrowly oblong; style as long as the ovary, 

 glabrous, stigma punctiform ; disc ; placentae deeply inflexed, nearly 

 meeting, then recurved bearing ovules. Capsule shortly linear, straight, 

 beaked by the erect style, loculioidal, and soon septicidal; placentse 

 recurved, enrolling the seeds. Seeds very small, ellipsoid, smooth. — Species 

 5, in Assam, Bhotan and N. Burma. 



1. B. filiformis, Clarke Comm. 8f Cyrt. Beng. t. 87 ; innovations 

 nearly glabrous, leaves lanceolate acuminate at both ends mature glabrous, 

 peduncles solitary long, cyme with capillary branches and pedicels nearly 

 glabrous. — Bhynchotechum sp.?. Wall. Cat. 9079, in part. Chelone fiUformisj 

 Sam. ms. 



Assam ; near Goalpara, Samilton, &e. Bhotak ; in Upper Singfo everywhere, 

 Griffith. Khasia Mts. ; Griffith. Caohab ; Keenan. 



branches long, leafy, glabrous to the tip. Leaves 7 by 2 in., minutely dentate ; 

 petiole \-\ in. Pedimeles 2-4 in. ; bracts j^ in., linear. Calyx -f^ in. Corolla ^ in., 

 purple. Capsule ^ in. 



2. B. Griffithii, Clarke Comm. Sf Cyrt. Seng. t. 86; innovations 

 fulvous-silky, leaves lanceolate acuminate at both ends mature fulvous- 

 villous beneath, peduncles short usually 2-3 fascicled, cyme much branched 

 intricate. — Khynchotechnm sp. ?, Wall. Cat. 9079, in part. Ohelone rubicunda, 

 Sam, ms. 



Assam:; Goalpara, Samilton. 



Leaves 8 by 2^ in., denticulate, mature glabrous above. Peduncles 1-2 in., 

 clustered, or peduncle may be considered hardly any branched from the base j cyme 

 branches divaricate and recurved. — Othervfise nearly as S. filiformis. 



3. B. fulva, Clarke Comm. Sf Cyrt. Seng. t. 85 ; innovations fulvous- 

 woolly, leaves lanceolate acuminate at both ends fulvous-villous beneath, 

 peduncles solitary elongate, bracts f ulvoua-tomentose. — Cyrtandracea n. 328, 

 Chiff. Bin. Notes, p. 120. 



Assam ; Masters. Bhotan and Mishmee, alt. 4200 ft., near ChuUeree, Griffith 

 (Kew Distrib. n. 3844). 



Leaves 7 by 2 in., obscurely denticulate, mature glaljrous above or fulvous- 

 pubescent along the nerves. Peduncles 4-6 in., fulvous floccose ; bracts J-J in., 

 persistent ; pedicels floccose. Flowers and capsules nearly as of S. filiformis. 



4. B. hirsuta, Clarke ; very shaggy, leaves wide-lanceolate acuminate 

 at both ends densely fulvous-shaggy above, peduncles solitary long, cymes 

 fulvous-hirsute. 



Upeee Assam ? ; on the Soondra bank. 



Branches thick, shaggy with yellow hair i-| in. long, dense with leaves. Leaves 

 7 by 2J in., obscurely denticulate, shaggy above with hairs J in. long from tubercular 

 bases, villous beneath ; petiole i in. Peduncles 2-4 in. ; bracts j in., elliptic or 

 oblong ; cymes as though compound umbels. Sepals ^ in., linear, shaggy. Corolla 

 not seen. Capsule j in., minutely hairy, 4-valved. 



