290 PROF. OLIVER ON NEW PLANTS FROM RORAIMA. 



149, 150, 301. Lindsay a stricta, Dryand. The two lower numbers gathered near the 



encampment, the other on the mountain-top. 

 161, 303. Hypolepis repens, Presl. Base of the cliff. 194, 195 are young forms of 



Hijpolepis, most likely the same species. 

 144. Pteris lomariacea, Kunze. Neighbourhood of the encampment. 

 160. Pteris incisa, Thunb. Base of the cliff. 



156. Lomaria Pltjmieri, Desv. Upper slopes of the mountain. 



88, 167. Lomaria procera, Spreng. Upper slopes of the mountain and in the neigh- 



bourhood of the encampment. 

 48. Lomaria Boryana, Willd. Neighbourhood of the encampment. 



157, 369. Asplenium lunulatum, Sw., var. (A. erectum, Bory). Base of the cliff. 

 171. Asplenium rhizophorum, L., var. (A. flabellatum, Kunze). Upper slopes of the 



mountain. 

 143. Asplenium furcatum, Thunb. Neighbourhood of the encampment. 

 272. Aspidium capense, Willd. Path to the upper savannah. 



275 (4*). Nephrodium (§ Lastrea) brachypodum, n. sp. ; caudice erecto, stipitibus 

 brevissimis ca?spitosis pilosis, frondibus parvis lanceolatis firmulis subglabris simpli- 

 citer pinnatis e medio ad basin et apicem sensimattenuatis,rhachide piloso paleis paucis 

 patulis lanceolatis prsedito, pinnis sessilibus lanceolatis basi utrinque auriculatis 

 centralibus profunde serratis reliquis integris infimis deltoideis, venis superioribus 

 pinnarum simplicibus erecto-patentibus, inferioribus furcatis vel parce pinnatis, soris 

 superflcialibus medialibus, involucro membranaceo subpersistente. 

 Frond 5-6 in. long, an inch broad, narrowed very gradually from the middle to both 

 ends. Lower pinna? not more than £ in. long. Stipes not above half an inch long. 

 Central pinnae J in. broad above the dilated base. 

 Upper slopes of the mountain. 



May be an involucrate form of the well-known West-Indian Poly podium hastcefolium, 

 Sw., which it resembles very closely in size, shape, texture, and venation. 



94, 380. Nephrodium conterminum, Desv. Upper slopes of the mountain and neigh- 

 bourhood of the encampment. 



269. Nephrodium Leprieurii, Hook. Neighbourhood of the encampment. 



126, 169, 225. Nephrodium denticulatum, Hook. Upper slopes of the mountain and 

 neighbourhood of the encampment. 



354. Nephrodium amplissimum, Hook. Upper slopes of the mountain. 



102, 339. Nephrolepis cordifolia, Presl. Neighbourhood of the encampment. 



356 (13*). Polypodium (§ Phegopteris) demeraranum, n. sp. ; caudice erecto, stipite 

 producto pubescente basi paleis paucis lanceolatis brunneis membranaceis prsedito, 

 frondibus oblongo-lanceolatis bipinnatiiidis prsesertini ad venas pilosis, pinnis sessi- 

 libus lanceolatis ad costam alatam pinnatitidis inferioribus reductis infimis remotis 

 perparvis, pinnulis oblongo-lanceolatis integris obtusis, venulis simplicibus 8-9-jugis 

 pilosis, soris superflcialibus parvis supramedialibus. 



