PL end. cr. 1. FILICES. 13. Woodsia. 1? 
0. minor. Frond very slender ; lobes roundish, confluent, 
barren. 
Filix foeminaq. Filicula saxatilis ramosa maritima Plukeneti, Rati Syn. 
125, 5. 
On moist walls, but when the roots extend to the ground, 
they throw up the common variety, Dillen in Ray. 
XII. 12. ADIANTUM. Theophrastus. Maidenhair . 
Sori in round, distinct spots. 
Adian turn font anum, Spring maidenhair. 
Frond bipinnate; leaflets obovate, cuneate ; fertile lobes 
terminating in a linear oblong sorus ; sterile lobes serrate. 
CapiUus Veneris verus, Ger. em. 1143 ; Ran Syn. 123, 1. 
Adiantum verum sive CapiUus Veneris verus, Park. 1049, 
Adiantum CapiUus Veneris, Lin. S. P. 1558. 
Adiantum fontanum, Sal. Prod . 
A. cuneifolium, Stokes B . M. M. 4, 612. 
True maidenhair. 
Rocks and moist walls; perennial; May to September. 
Root fibrous; fronds sometimes a foot high, upright, 
spreading, handsome, smooth ; stipes and rachis very smooth, 
shining, dark purple ; lobes largish, fanshape, streaked, nar- 
rowed at the base, outwardly lobed, cut, rounded ; invo - 
lucra kidney-shape, flattened, at first pale, but turn black. 
H. Cyathe^e. Sori globular; involucra more or less 
cupshaped, superficial ; capsules generally attached to an 
elevated receptacle within the cup. 
XIII. 13. WOODSIA. Brown. Lin. Tr. 11,173. Hairfern . 
Sori dorsal, roundish ; involucra membranous, cupshape, 
opening at the edge which is fringed with filiform processes ; 
capsules pediceiled ; receptacle none. 
Woodsia alpina. Alpine hairfern . 
Frond pinnate; leaflets triangular, oblong, inciso-pinna- 
tifid; lobes not nicked, the lower ones produced at the 
base ; capsules few. 
Filix alpina, pedicularis rubras foliis subtus villosis Lhwyd, Raii Syn , 
118 , 1 . 
Acrostichum alpinum Bolt. Fil.16. 
A. Ilvense, Huds. 451. 
Polypodium Arvonicum, With. 774, 
VOL. II. C 
