6 



W. H. PEARSON. 



[No. 14. 



10. Bazzania convexa (Thunb.). 



Hab. In silva Alamazautra, Julio, 1882, (183 K). 



11. Bazzania schismoides Steph. 



Hab. In montibus Ankaratra, 1879, (145 K), (192 K). 

 (195 a K.). 



12. Bazzania decrescens (L. & L.) var. 



Hab. In silva Alamazautra, Julio, 1882. (184 p. p K.) 



Small, stoloniferous, pale yellowish green, leaves semiovate, 

 entire, rotundate, acute or minutely bi-tridentate, texture thick, 

 underleaves broadly reniform, entire, often slightly retuse, a 

 little reflexed. 



13. Bazzania decrescens (L. & L.) var. subplana K. et P. 

 Hab. In silva Alamazautra, Julio, 1882. Ankaratra, 1877, 



(182 K), (187 a p. p. K.), 1879, (191 K), (191 a K.). 



Obs. Unaltered when dry, leaves subplane, oblong, triden- 

 tate, denticulate, under-leaves connate with one leaf, reniform or 

 subquadrate, dentate. 



Differs from the type in having its underleaves coarsely 

 dentate. 



14. Bazzania decrescens (L. & L.) var. dentistipula K. et 

 P. (Bazzania dentistipula Kiær et Pears. MSS.) 



Mediocris, fusco-olivacea. Caulis procumbens, irregulariter 

 furcatus, flagella pauca. Folia dense imbricata divergentia, 

 reflexa, semi-cordato-ovata, tridentata, dentibus brevibus, sinubus 

 lunatis; cellulæ mediocres, hexagonæ, trigona magna. Foliola 

 foliis connata, quadrata, reflexa, apice lato inciso-dentata. Bracteæ 

 suborbiculatæ, bifida Vsrd, segmentis laciniata-denticulatis. Peri- 

 anthia fusiformia, triplicata; ore pauci-ciliolato. 



Dioicous, cespitose, olive-brown, flagelliferous, flagella few, 

 firm, leafless or with minute leafy scales. Stems procumbent, 

 irregularly furcate. Leaves when dry convolute, closely imbri- 

 cate, divergent, reflexed, semicordate-ovate, tridentate, teeth 



