WOODSIA ALPINA. 



79 



BOLTON'S WOODSIA, (natural size). 



Genus. — Woodsia, (see page 71). 



Species. — Alpina. Caudex tufted : stipes shorter than the 

 frond, articulated near its base : frond narrow-linear, x^innate : 

 pinnse alternate, deltoid, obtuse, lobed. 



^^nm-^mts, fyum, k. 



Polypodium fontanum, Herb. Linn. 

 Acrostichum Ilvense, With. Arr. 649. 



