Acrostichum], 
FILTCES. 
513 
stock short-creeping ; scales dense, lanceolate, bright dark brown. 
Sterile frond lanceolate, 4-6 in. long, £-1 in. broad, thick but not 
rigid in texture, acute, densely clothed on both sides with imbricated 
lanceolate bright brown densely ciliated membranous scales ; stipe 1-2 
in. long, densely clothed with similar scales ; veins close, distinct, 
rather ascending. Fertile frond rather smaller, on a longer stipe. A. 
splendens, Bory. 
Mauritius, on rocks and old trees in the hill-forests, Bojer ! Warmer zones of 
both hemispheres. 
10. A. tomentosum, Bory j Hook, and Baker , Syn. Fil. 51. Root- 
stock thick, woody, short-creeping ; scales dense, small, black with a sud- 
den pale edge, rigid, linear. Sterile frond lanceolate, 1-1| ft. long, 1-1^ 
in. broad, acute, rigidly coriaceous, clothed with minute adnate lepidote 
scales mixed irregularly with larger linear pale brown or whitish ones, 
which are fixed at the base only ; stipe 3-4 in. long, clothed with small 
lanceolate scales black in the middle and pale brown at the edges ; 
veins rather ascending, distinct, moderately close, usually forked. 
Fertile frond smaller, on a much longer stipe. A. heterolepis, Fee , 
Acrost. 56, tab. 15, jig. 1. 
Var. A. obdtjctum, Kaulf. ; Hook, and Baker , Syn. Fil. 410. All 
the scales minute and lepidote. 
Var. A. glabrescens, Kuhn , Fil . \Afric. 45. Frond quite denudes 
of scales when mature. 
Mauritius, in woods of the Pouce, etc. Also Bourbon. 
11. A. sorbifolium, Linn. ; Hook, and Baker , Syn. Fil. 412. Root- 
stock woody, wide-scundent, in. thick ; scales brown, lanceolate. 
Stipe 3-6 in. long, naked or scaly. Sterile frond simply pinnate, 1-2 
feet long, 6-10 in. broad, glabrous, subcoriaceous ; rachis naked. 
Pinnae lanceolate, acute, entire, £-1 in. broad, cuneate and articulated 
at the base, the lower ones shortly petioled. Veins close, distinct, 
rather ascending, simple or forked. Fertile frond siirply pinnate, 
with distant narrow linear pinnae 3-4 in. long. Lomaria elliptica and 
fraxinea, Bojer , Hort. Maur. 406-7. Lomariopsis Pervillei, pollicina 
and sorbifolia, Kuhn. Fil. Afrie. 54. 
Mauritius and Seychelles, on old trunks in the forests. Spread round the 
world in the tropics. Lomaria variabilis, Willd. ; Bojer, Hort. Maur. 407, is an 
abnormal form with small subsessile lanceolate fronds entire at the top, pinnatifid 
or pinnate downwards with irregular rounded segments. 
12. A. tenuifolium, Baker ; Hook, and Baker , Syn. Fil. 412. Root- 
stock woody, wide-scandent, £-| in. thick ; scales minute, linear, dark 
brown. Stipes naked, £-1 foot long. Sterile frond simply pinnate, 
1-4 feet long, 1-2 foot broad, glabrous, subcoriaceous ; rachis naked. 
Pinnae lanceolate, acute, £-| in. broad, sharply serrated, not articu- 
lated, cuneate at the base, the lower shortly petioled. Veins verv 
2 L 
