Tropical Africa and Islands. 1 05 



Aotlnlopteris. 



A. radiata, Iiink. Hab. : Bourbon, Mauritius, Madagascar, Zam- 

 besi Land, Zanguebar, kingdom of Madi, at the White Nile, Angola, 

 Oape de Verdes, Island of Fogo; Corofan, Abyssinia; Arabia. 

 Hook. Cent. Ferns, t. 75, 76. 

 Sldymoclilaena. 



D. lunulata, Desw. Hab. : Madagascar, Comoro Isles, Johanna 

 Island, Mayotte ; Fernando Po, elevation of 4,000 feet. Peak moun- 

 tains ; Island of St. Thomas ; Cameroon Mountains. Hook. Gard. 

 Ferns, t. 17. 



Aspidium. 



A. ^Polyst.) aculeatum, Stoz. Hab. : Fernando Po, on the Peak, 

 elevation 9,000 feet ; Bourbon and Mauritius ; (var. angulare) 

 Comoro Isles; Angasilia Island, volcano, 6-9,000 feet. — Kuhn. 

 Mount Silke, Abyssinia. 



A. (Polyst.) Capense, Willd. (A. coriaceum, Sux.~). Hab. : 

 Bourbon, Mauritius, Madagascar. 



ITepIirodiam. 



N. (Lastrea) subbiauritum, Hook. Hab. : Bourbon. $. 



N. (Last.) punctulatum, Balcer. Hab.: Cameroon Mountains, 

 4,600 feet. $. 



N. (Last.) patens, Desv. Hab. : St. Helena, Zambesi Land, 

 Angola. 



N. (Last.) Spekei, Baker. Hab. : Johanna Island, Angola. $. 



N. (Last.) crinibulbon. Hook. Hab. : west coast of Africa, on 

 mountain 2,000 feet elevation. Island of St. Thomas ; E. Tropical 

 Africa, near Mombas. Kuhn. $. 



N. (Last.) albo-punctatum, Desv. Hab. : Guinea Coast, Sierra 

 Leone, ascent of the Quorra, on a rock below the waterfall in 

 Leicester Mountain, rare ; Fernando Po ; Bourbon and Mauritius, 

 frequent ; Comoro Isles. 



N. (Last.) crinitum, Desv. Hab. : Mauritius, abundant; 

 Bourbon. /. 



N. (Last.) conterminum, Desi>. Hab. : Bourbon. 



N. (Last.) prolixum, Baker (N. ochthodes, Hook- ; N. appendi- 

 culatum, Hook.'). Hab. : Mauritius and Bourbon. 



N. (Last.) tomentosum. Baker (N. thelypteroides. Hook.). 

 Hab. : Mauritius, lofty mountains of the island ; Bourbon. 



N. (Last.) Thelypteris, Desv. Hab. : Angola. 



N. (Last.) Filix-mas, Rich. Hab. : Bourbon, Mauritius, Zambesi 

 Land ; Tropical Western Africa ; Moramballa, alt. 2,500 feet ; Island 

 of St. Thomas, alt. 6,000 feet ; Cape de Verdes. 



N. (Last.) Welwitschii, Baker. Hab. : Angola. $. 



N. (Last.) spinulosum, Des^. Hab. : Bourbon. 



N. (Last.) sparsum. Dor. (N. purpurascens. Hook.). Hab. : Mau- 

 ritius. 



N. (Last.) athamantioum. Hook. Hab. : Angola. 



N. (Last.) ineequale. Hook. Hab. : Comoro Isles ; Angasilia 

 Island, volcano, between 3,600 and 6,000 feet. Kuhn. 



N. (Last.) hirtum. Hook. Hab. : West Tropical Africa. 



N. (Last.) squamisetum. Hook. Hab. : Fernando Po, Clarence 



