discovered or described since 1874. 37 



22*. P. concinna, Baker, in Malesia, III, 37. Mountains of New 



Guinea, Beccari. Near P. Griffithii, Hook. 

 22*. P. Walkeri, Baker, in Journ. Bot. 1888, 324. Borneo, 



Walker. Sent by Bishop Hose, 224, from Banggi Island, also 



off the coast of Borneo. 

 29. P. heterophylla, L. P. internals, Moore, is probably a garden 



variety of this species. 

 29*. P. macrodon, Baker, in Journ. Linn. Soc. XV, 414. Central 



Madagascar, Pool. 

 34. P. tremula, R. Br. Vai./oltosa, Moore, in Card. Chron. 1886, 



I, 787, is a curious monstrous garden form. 

 36. P. longipes, D. Don. Further material shows P. brevisora, 



Baker, No. 39, which has now been found in Zambesia, to be 



only a variety of this species, with shorter sori. 



Subgenus Poesia. 



42*. P. Hadula, Baker, in Journ. Bot. 1880, 211. Mountains of 

 Borneo, Beccari. Near P. scaberula, A. Rich. 



Subgenus Campteria. 



46. P. biaurita, L. P. dubia, Kuhn, in Reise Decken Bot. 71. 



Johanna Island, Htldebrandt, 1763, differs from the type by 



the want of spinules on the face and by the segments being 



sharply serrulate at their barren tips. 

 48. P. triplicata, Agardh. Further material shows P. Melleri, 



Baker, No. 49, to be a form of this species. 

 50*. P. oligodictyon, Baker, in Journ. Bot. 1889, 328. Central 



Madagascar. Habit of P. flabellata> Thumb, with campterioid 



veining. 



Subgenus Toryopteris. 



52*. P. cordifolia, Baker, in Journ. Bot. 1891-4. North- West 

 Madagascar, Last. Near P. sagitlifolia, Raddi. 



Subgenus Litobrochia. 



61*. P. acuminata, Baker, in Journ. Bot. 1891, 5. North- West 

 Madagascar, Last. Near P. lanceaefolia, Agardh. 



