8 



W. H. PEARSON. 



[No. 2. 



X 24. 11. Perianth, postical view X 24. 12. Cross- 

 section of perianth X 24. 

 9. Frtdlania loricata var. laxa. 



Stems skorter, more branched, olive green to brown, 

 leaves laxer, spreading when damp, style often rotimdete, 

 nnderleaves more distant. 



Hab. In montibus Ankaratra, 1877, legit Borgen, (Hb. 

 Kiær no. 97). 



Diastoloba, Spruce. 



10. Frullania Bor geni n. sp. 



Monoica, rufescens, pusilla, irregulariter subpinnata. Folia 

 patula, approximata vel subimbricata, horizontalia-patentia- 

 divergentia, subrotunda-semi-reniformia: lobuhis suberectus, 

 subcylindricus vel galeatus; cellulae parvae, subquadratae. 

 Foliola cuneata, subquadrata unidentata vel integerrima; 

 V4—V3 bifida, segmentis acutis. Bracteae ovatae, integer- 

 rimae; lobulis ovato-lanceolatis, tridentatis; bracteola late 

 lanceolata, fere ad V2 bifida, integerrima vel unidentata, 

 segmentis acutatis. Perianthia orbicularia, glabra, quinque- 

 plicata. 



Plant of a dark reddish brown colour, small, irregu- 

 larly subbipinnate, leaves fragile, insertion narrow, patulous, 

 approximate or loosely imbricate, horizontal to patent-diver- 

 gent, roundish to semi-reniform; lobule suberect, subcylin- 

 drical, galeate; cells small, subquadrate with thickened walls, 

 sinuate within, larger and elongate near the base, mar- 

 ginal cells conspicuous; style minute, linear. Underleaves 

 about twice the breadth of the stem, cuneate to subqua- 

 drate, unidentate at each side or entire, from to a 73 

 bifid, segments acute. Sub-bract ovate, lobule, explanate, 

 oblong-ovate with a large segment on the outer side. Bracts 

 ovate, entire; lobule ovate-lanceolate, tridentate; bracteole 

 broadly lanceolate, bifid to nearly the middle, entire or fur- 

 nished with a minute tooth, segments acutate. Perianth pro- 

 jecting about 72 bey ond the bracts, orbicular, smooth, 



