420 MR. C. CHRISTENSEN ON THE FERNS OF THE 
49. LONCHITIS PUBESCENS, Willd. ; Baker, Fl. Maur. 475; C. Chr. Ind. 409.— Z. hirsuta, 
Kuhn, Bot. v. Ost-Afr. 10. 
Seychelles, Kirk (fide Baker, not seen). 
Through tropical and Southern Africa, with the Eastern islands. 
50. MoNOGRAMMA GRAMINEA (Poir.), Schkuhr; Baker, Fl. Maur. 501; C. Chr. Ind. 430. 
Seychelles, Pervillé (fide Kuhn and Baker, not seen). 
Confined to the Seychelles and Mascarenes. 
91. VITTARIA ELONGATA, Sw., vàr. ENSIFORMIS (Sw.).— V. ensiformis, Sw. ; C. Chr. Ind. 
653. V. plantaginea, Bory; Kuhn, Fil. Afr. 55. V. elongata, Baker, Fl. Maur. 471. 
Silhouette, 2000 feet, Gardiner! 
The variety is probably confined to the Mascarenes and Seychelles ; the species, in 
several forms, is widely spread through the tropies of the Old World. 
52. VITTARIA ISOETIFOLIA, Bory; Kuhn, Fil. Afr. 55; C. Chr. Ind. 654.— 7. lineata, 
Baker, Fl. Maur. 471. 
Mahé, Gardiner! Thomasset ! Silhouette, Gardiner! 
South Africa and adjacent islands. The determination is rather doubtful. 
59. VITTARIA SCOLOPENDRINA (Bory), Thwait. ; Baker, Fl. Maur. 471; C. Chr. Ind. 655. 
Mahé and Silhouette, near the summit, Gardiner ! 
Distribution. From Mozambique through tropical Asia to Samoa. 
54. ANTROPHYUM IMMERSUM (Bory), Mett.; Baker, Fl. Maur. 509; C. Chr. Ind. 60. 
Seychelles (fide Baker, not seen). 
Mascarenes, Seychelles, and Malesia. 
55. ANTROPHYUM CALLIFOLIUM, Blume; C. Chr. Ind. 59.— A. reticulatum, Baker, Fl. 
Maur. 509. | 
Mahé, Horne, 683! Silhouette, near summit, very scarce, Gardiner! 
Distribution. Malesia, Polynesia, Seychelles. 
According to Mettenius's description in Ann. Mus. Lugd.-Bat. iv. 171, this is A. calli- 
folium, not A. reticulatum (Forst.), Kaulf. 
56. HYMENOLEPIS SPICATA (Linn. fil.), Pr.; C. Chr. Ind. 356.—Acrostichum spicatum, 
Linn. fil.; Baker, Fl. Maur. 514. 
Seychelles (fide Baker, not seen). 
Spread through the tropies of the Old World, continental Africa excluded ; common 
in the South-east African islands. 
57. Potyropium PrnviLLET, Mett. ; Kuhn, Fil. Afr. 150; Baker, Trans. R. Irish Acad. 
Xxv. tab. 314; Fl. Maur. 504; C. Chr. Ind. 552. 
Mahé, Pervillé! Gardiner! On rocks in streams or damp tree-trunks over 1000 feet. 
Endemic. 
