NEW HEPATIC^. 263 



slightly flexuose. Denticulation of the leaves strong, the 

 terminal spinous. Calyx terminal on branches. Pericha- 

 tium large. This is a larger species than P. abietina, Nees, 

 its habit loose and light, the branches are more simple, the 

 leaves longer and less imbricated, besides the calyx is termi- 

 nal on longer branches, is split down to the base on one 

 side, and furnished all round the mouth with dense elongated 

 cilise. 



10. P. area, Tayl.; caule debili, tenui, pendente, subramoso ; 

 foliis distichis, planiusculis, distantibus, patentibus, 

 lineari-lanceolatis antice apiceque elongato-ciliatis ; calyce 

 axillari, oblongo, subincurvo, apice demum hiante, ciliato, 

 hinc fisso, basi nudo. 



Hab. On trees in the Forest of Esmeraldas, Prof. W. 



Jameson, Br. Greville's Herb. 1827. 



Five to six inches long, tawney, very light and slender. 

 It has all the habit of P. bursata, Lind., whose var. /3. it is 

 made at page 88, of his Species Hepaticarum ; it is, however, 

 very distinct by its slenderer habit, by the ciliation of the 

 leaves extending all along the inferior margin, and by the 

 base of the calyx uncovered by leaves, whilst the calyx 

 itself is more elongated. 



1 1 . P. fusco-lutea, Tayl. ; caule laxe csespitoso, erecto, dicho- 

 tomo, surculis complanatis ; foliis laxe imbricatis, paten- 

 tibus, ex lata basi ovatis, obtusis, apice subbidenticuiatis, 

 rnargine dorsali decurrente, recurvo, ventrali subcristato; 

 calyce terminali, elongato-obovato, subtruncato, subden- 

 ticulato. 



Hab. Peru. Prof. W. Jameson, Hook. Herb. 



Olive brown, stems 3-4 inches high, divaricato-dichoto- 

 nious ; shoots more than a line wide. Leaves minutely cel- 

 lular. Calyx one fifth of an inch long, often entire at the 

 mouth ; the two years old calyx axillary. Pedicell exserted 

 as long as the calyx. Capsule oblongo- ovate, valves wide. 

 This has some affinity to P. subintegerrima, Nees, but is a 

 larger plant, with more imbricated leaves, which are not at 



