MADE B Y MR. W. POOL IX MADAGASCAR. 421 



G. ARGENTEA. Mett. 



■ 



G. argentea, var. aurea, Desv. 



A fine set of specimens of the Masearene Gold and Silver 



Fei 



'US. 



G. (Selliguea) lanceolata, Hook. 

 Antrophyum Boryanum, Kaulf. 



ACROSTICHUM CONFORME, SlV. 



A. hybridum, Bory. 



A. viscosum, Sw. 

 Two varieties. 



46*. A. schizolepis, Baker, n. sp. Caudex erect; stipes tufted, 3-^ 

 inch long. Barren frond oblanceolate, obtuse, f-l| inch long, g-, 1 

 inch broad, entire, narrowed very gradually from the middle to the 

 base, chartaceous, green on both sides, clothed moderately densely 

 with pale brown scales, sliced down to the centre into stellate tufts of 

 hair. Veins simple, immersed, erecto-patent. Fertile frond unknown. 



Habit of some of the varieties of A. spathulatum, but paleae like 

 those of A. auricomum. 



A. SQUAMOSUM, Sw. 



Two varieties. 



A. spicatum, Linn. 



Platycerium madagascariense, Baker, n. sp. Fertile frond del- 

 toid, about a foot high and nearly as broad, narrowed gradually from 

 the top to the base, irregularly lobed along the upper margin, but the 

 very numerous divisions all shallow and very irregular in shape, only 

 the young fronds showing the elks-horn forking to a depth of 2 or 3 

 inches. Sorus extending over the whole of the upper two thirds of 

 the lamina and reaching quite to the edges at the sides, but not quite 

 to the tip of the segments of the upper border. Texture rigidly 

 coriaceous. Upper surface bright green; low r er in the barren part 

 clothed with a thin coat of white tomentum. Veining as in P. alci- 

 come and P. Stemmaria. 



We have also another undeseribed Madagascar Platyceriinn 



{P. EUisii, Baker, inedita), received from the Kev. W. Ellis, with 



shallowly forked narrow deltoid fronds green on both surfaces, and 



a sorus extending from edge to edge through the upper quarter. 



Lygodium lanceolatum, Desv. 



M 



arattia fraxinea, Smith. 



Lycopodium pecten, Baker, 11. sp. Habit entirely of L. Selago. 

 Stems stiff, dichotomously forked, erect, 4 to 5 inches high, the ulti- 

 mate branches 2-3 inches long, and, including leaves, } inch thick. 



