PROF. OLIVER ON NEW PLANTS .FROM RORAIMA. 289 
preter venas primarias faciei superioris glabris, pinnis oblongo-lanceolatis, pinnulis 
lanceolatis inferioribus distincte petiolatis basi truncatis ad costam alatam pinna- 
tifidis, segmentis tertiariis oblongis crenulatis, venis simplicibus erecto-patentibus 
5—6-jugis, soris magnis globosis superficialibus intramarginalibus, receptaculis dense 
paraphysatis. 
Basal pale: extending 4-5 inches up the stipe, glossy, moderately firm in texture, the 
largest $ іп. long. Stipe а foot long, brownish, deeply grooved down the face. Lower 
рипа 15-18 in. long, 8-9 in. broad. Lower pinnules 4 in. long $ in. broad, with a 
petiole § in. long, which is articulated at the base. "Tertiary segments } in. broad. 
Allied to ће Bahian A. precincta, from which it differs by its more coriaceous texture, 
crowded sori, and densely paraphysate receptacle. 
97. ALSOPHILA VILLOSA, Presl. 
318 (16*). HyMENOPHYLLUM DEJECTUM, n. sp. ; stipitibus productis paleis pallidis ascen- 
dentibus lanceolatis preeditis, frondibus oblongo-lanceolatis tripinnatifidis erectis 
glabris, pinnis lanceolatis confertis decurvatis pinnulis, superioribus simplicibus infe- 
rioribus profunde pinnatifidis, segmentis ultimis linearibus integris uninervatis, soris 
breviter pedicellatis ad basin segmentorum ultimorum impositis, involucro campa- 
nulato valvis argute serratis. 
Rootstoek not seen. Stipes 2-3 in. long, clothed with minute inconspicuous pale 
membranous palez, as is also the rhachis. Lamina 4-5 in. long, 2-1 in. broad. Ріпше 
1 
decurved, not more than 1—2 in. long. Final segments 34-3} in. long, not more than 
4 line broad. Involucre $ line broad. 
A very distinct novelty. Allied to H. demissum and Н. javanicum. 
118, 199, 374. HYMENOPHYLLUM POLYANTHOS, Sw. Upper slope of the mountain. 
907, 302, 370, 372, 873. HyMENOPHYLLUM MICROCARPUM, Hook. Upper slope of the 
mountain. This is evidently not more than a variety of H. polyanthos. 
205. HYMENOPHYLLUM CRIsPUM, Н. В. К. Upper slope of the mountain. 
203, 375. HYMENOPHYLLUM LINEARE, Sw. Upper slope of the mountain; and 200, var. 
ANTILLENSE, Jenman. 
292. HYMENOPHYLLUM FUCOIDES, Sw. Upper slopes of the mountain. 
271. TRICHOMANES MACILENTUM, Van den Bosch. Upper slopes of the mountain. Will | 
have, I think, to be regarded as not more than a variety of 7. Bancroftii. 
198, 201, 349. TRICHOMANES PYXIDIFERUM, L. Upper slopes of the mountain. 349 
represents the variety 7. cavifolium, С. Müll. 
99, 347. TRICHOMANES CRISPUM, Sw. The higher number from the upper slopes of the 
mountain, the lower from the neighbourhood of the encampment. 
119. TRICHOMANES RIGIDUM, Sw. Neighbourhood of the encampment. 
120. DAvALLIA IMRAYANA, Hook. Upper slopes of the mountain. 
_ 844. LINDSAYANA GUIANENSIS, Dryand. Upper slopes of the mountain. 
SECOND SERIES.— BOTANY, VOL. II. + Zr. 
