SWISS FERNS. 125 



3. Osmunda regalis. — Royal 

 Flo^A/^ering Fern. 



Stems from one to ten feet high according to soil, fronds 

 twice pinnate, the capsules being in the form of a compound 

 panicle at the top of the frond. Boggy places : Tessin. 



4. Woodsia hyperborea. 



A small fern with fronds from two to six inches long, 

 twice pinnate, on short stems, covered with hairy scales. Seg- 

 ments oval, having more or less of brown chaffy hairs below. 

 Sori mixed with hairs proceeding from the minute indusium, 

 Alps of Valais, Uri, Grisons. 



5. Onoclea struthiopteris. 



Barren fronds, oval, lanceolate, with a short point, 

 leathery, with linear-lanceolate segments divided into 

 oblong, blunt, entire, lobes. Moist ground in Tessin. Not 

 British. 



