MOUNT RORAIMA IN BRITISH GUIANA. 79 



16. Trichomanes macilkxtum, Van den Bosch, Eymenophyll. Nov. p. 12; Baker in 



Trans. Linn. Soc. Ser. II. Bot. ii. (1887), p. 289. 



Mazaruni River, 250ft., McCotmell ^ Quelch, 578; between 250 and 3000 It., McCotmell 

 8f Quelch, 597. 



British Guiana: upper slopes of Roraima; forests near the Kaieteur Savannah, 

 Potaro River; Ainutu, below the Kaieteur Fall, Potaro River; Macouria River; also in 

 Trinidad and Brazil, especially the northern provinces. 



This is regarded by Mr. Baker (Trans. Linn. Soc. loc. tit.) as a variety of T. BcmcroftU, 

 Hook. & Grey. 



17. Trichomanes Bancrofth, Hook, et Grev. I.e. Fil. t. 201; It, Selionib. Reisen in 



Brit.-Guiana, iii. p. 101-3; Appun, Unter den Tropen, ii. p. 504. 

 Mazaruni River, between 250 and 3000 ft., McCotmell 8f Quelch, 587. 

 British Guiana : Amutu and below the Kaieteur Fall on the Potaro River ; also in 

 the "West Indies, Guatemala, French Guiana, Northern Brazil, and Peru. 



18. Teichomanes brachypus, Kunze, in Linmea, ix. (1834), p. 105 ; R. Schonib. Reisen 

 in Brit.-Guiana, ii. p. 272. iii. p. 1043 ; Appun, Unter den Tropeii, ii. p. 594. 

 T. Ankersii, Parker; R. Schonib. loc. tit. ; Appun, loc. tit. 



Roraima range, 3500 ft., McConnell 8f Quelch, 009. 



British Guiana: in the forest just below the Kaieteur Fall, Potaro River ; Amutu, 

 Potaro River; Tumbana-Capra ; also in St. Vincent, Trinidad, Guatemala, French 

 Guiana, Venezuela, New Granada, and Brazil. 



19. Trichomanes pyxidieerum, Linn., var. emarginatum, Hook, et Baker, Syn. 

 Fil. p. 81. 



Mazaruni, between 250 and 3000 ft., McConnell Sf Quelch, 599. 



British Guiana: upper slopes of Roraima; also iu the Andes of Quito. The type 

 occurs throughout the tropics of both hemispheres. 



20. Trichomanes radicans, Sw. Fl. Ind. Occ. iii. p. 1736. 

 Roraima range, 3500 ft., McCotmell 8f Quelch, 612. 



Extending from the Southern United States, through Central America and the West 

 Indies, to Southern Brazil and Bolivia; also in Western Europe, Atlantic Islands, 

 West Africa, Mascarene Islands, Northern India, China, Japan, and Polynesia. 



21. Trichomanes roraimense, Jemn. in Gard. Chron. Ser. III. xx. (1896), p. 716. 

 Summit of Roraima, 8600 ft., McConnell A' Quelch, 108, 561. 



22. Trichomanes crispum, Linn. Sp. PI. ed. 2. p. 1560; Baker, in Trans. Linn. Soc. 



Ser. II. Bot. ii. (1887), p. 289. 

 Roraima : upper slopes, McConnell ty Quelch, 63 ; Roraima range, 3500 ft., McConnell 

 8f Quelch, 616. 



