186 ASrLENIUM MARINUM. 



Gloucestershire, (rare,) Cheshire, (at the mouths of the Mersey 

 and Dee,) Lancashire near Warrington, and Newton, (both 

 inland stations.) Yorkshire, (north of Scarborough,) Durham, 

 and Northumberland, Westmorland, Holy Island, Isle of Man, 

 South Wales — common along the coast, Anglesea, Merioneth- 

 shire, and Carnarvonshire. In Scotland — Kircudbrightshire, 

 Wigtonshire, Ayrshire, Berwickshire, Edinburghshire, Fifeshire, 

 Forfarshire, Kincardineshire, Aberdeenshire, Argyleshire, Ross- 

 shire, Sutherlandshire, Isles of Bute, Arran, Islay, Mull, Jura, 

 Cantyre, Staffa, lona, and Skye; on Ailsa Craig, Orkney, Little 

 Barve, Harris, and Shiant Isles. In Ireland — Down, Galway, 

 Dublin, Kerry, Cork, Isle of Rathlin, Arran Isles, abundant 

 along the coast of Connaught and Munster, and in Guernsey 

 and Jersey. 



Also found in Spain, Portugal, France, Corsica, Italy, the 

 Ionian Isles, Barbary, Tangiers; Madeira, Azores and the Canary 

 Islands, St. Helena, New Holland, Rio Grande, New Brunswick, 

 Bermuda, and North America. 



Caudex tufted and densely scaly. Stipes shorter than the 

 frond, smooth, channeled in front, purplish brown, and terminal. 

 Rachis margined, brown belov/, winged, and green above. 

 Frond usually six to twelve inches in length, including the 

 stipites, occasionally less, and sometimes exceeding three feet; 

 smooth, coriaceous, broadly linear, and tapering to the apex; 

 pinnate. 



Pinnse oblong-ovate, or oblong, or linear; oblique, the anterior 

 basal angle being most produced, obtuse, frequently almost 

 equal in width throughout, usually an inch in length, the 

 anterior base truncately rounded into an auricle, the inferior base 

 cut away obliquely in a cuneate manner. The lowest pinnae 

 stalked, the stalks being winged, the upper ones decurrent, 

 and at length confluent, running together into a tapering pin- 

 natifid apex. The margins doubly and unequa,lly crenato-serrate. 



Veins forked from a flexuose midvein. 



Fructification spread over the back of the frond. Sori linear, 

 oblique, indusiate, and usually situated on the anterior side of 

 the venules. 



An evergreen species, of a deep shining green colour. 



Readily cultivated in a frame or cool greenhouse, and will 

 grow well in a damp stove. It is soon killed by frost. 



