96 EEPORT ON TWO BOTANICAL COLLECTIONS FEOM 



B. Aceogtnj;. 



11. Jamesoniella colorata, Spruce, in Journ. Bot. xvi. (1876), p. 30. Jungermannia 

 colorata, Lcbm. in Linnsea, iv. (1829), p. 366. 



Summit of Boraima, McConnell 8f Quelch, 539 in part. 

 America, Australia, South Africa. Very common. 



12. Syztgiella Quelchii, Steph., n. sp. Sterilis magna, fusco-purpurascens, tenera et 

 flaccida, aliis hepaticis sparsim consociata. Caulis ad 8 cm. longus simplex 

 (semper?). Folia opposita, conferta, assurgentia, si a lam decurrentem anticatn 

 excipis oblique falcato-ovata, apice duplo augustiora quam basi, oblique truncata 

 vel lenissime emarginata, omnino integerrima, angulis solum dentiformibus ; 

 margine postico valde arcuato, basi folii oppositi brevissime coalito ibidemque 

 hamatim anriculato, margine antico substricto breviter recurvo, longe decurrente, 

 folia tamen anticc baud attenuata sed oblique truncata et abrupte desinentia, folio 

 opposito minime coalita. Cellulce foliorum nodulose incrassatse, nodulis maximis 

 nusquam confluentibus, multo majores quam in S. manca, Steph. 



Boraima, Ledge, 7500-8000 ft,, McConnell 8f Quelch, 334/11 in part, 

 A most beautiful and very curious plaut ; the two opposite leaves are quite erect and 

 touch each other, the stem being perfectly hidden when seen from above. At the 

 postical base these two leaves are united for a very short space; just above this point 

 they are rounded off and much projecting, and have a large incurved acuminate 

 lobule. 



13. Syzygiella pereoliata, Spruce, in Trans. Edinb. Bot. Soc. xv.(1885), p. 500, inadnot. 

 Jungennannia perfoliata, Sw. Prodr. Veg. Ind. Occ. p. 143. 



Summit of Boraima, McConnell 8f Quelch, 521 in part. 

 Found in Venezuela and the West Indies. 



14. Plagiochila aerea, Taylor, in Hook. Lond. Joum. Bot. v. (1840), p. 263. 

 Boraima, Ledge, 7500-8000 ft., McConnell Sf Quelch, 334. 



Found before in Venezuela and Mexico. 



15. Plagiochila gavana, Steph,, n. sp. Dioica, spectabilis, pallide glauco-virens, setate 

 flavo-virens, effuse caespitans. Caulis ad 10 cm. longus, longe remoteque, pauci- 

 ramosus, ramis late divergentibus, apice ssepe fasciculacis ubique sequaliter foliatis. 

 Folia magna, tenera, remotiuscula, basi tantum imbricata, subrectc patula, breviter 

 inserta, i. e. basi antica et postica fere opposita, breviter decurreutia, ceterum ovato- 

 oblonga, apice fere triplo angustiora quam basi, margine antico substricta recur va 

 subintegerrima, margine j)ostico arcuata versus basin ampliata, rotundata ibidemque 

 cum folio opjjosito ad cristam erectam conniventia, longe spinosa, spinis sub 30 

 magnis approxiiuatis angustis longe acuminatis recte patulis 7 cellulas longis basi 

 2-4 cellulas latis. Folii cellulce 34x50^, trigonis majusculis ; basales 34x80^, 

 parietibus sequaliter inciassatis. Perianthia in eaulc termiualia, geminatim 

 innovata, foliis parum longiora, plus duplo angustiora quaiu longa, antice late alata, 



