PALLAVICIXFA. 433 



from the costa, simple, pellucid; texture delicate, cells of the 

 pagina large, oblong-hexagonal, walls thick, no trigones, lejito- 

 dermous, pellucid. Flowers $ antical, often two, proceeding from 

 the costa, about the middle of the frond. Bracts veiy short, 

 connate, palmatiiid-laciniate. Pistillidia 12-20, long and narrow. 

 Perianth erect, linear-cylindrical, fleshy, below 5 cells thick, 

 mouth sub-constricted, lobate-ciliolate. Calyptra a little shorter 

 than the perianth, above delicate, near to the base 2, 3 cells thick, 

 apex irregularly ruptured. Pedicel elongate, delicate, white. 

 Capsule sub-cylindrical, 5 times longer than broad, 4-valved, 

 valves often cohering at the apex, delicate, walls composed oi" one 

 layer of linear cells. Spores reddish-brown, roundish-angular, 

 finely verruculose. Elaters very long and narrow, pale Iji-own. 



Male plant more delicate. Perigonial bracts antical, situated 

 along the middle of the frond, imbricate, scale-like, laciniate- 

 ciliate. Antheridia large, solitary, sub-globose, shortly slij)itate. 



Dimensions. — Fronds 1 to 2 inches long, 2* mm. wide, costa 

 •85 mm. x '35 mm. thick ; cells "OS mm. x '05 mm., '00 mm. x 

 •04 mm., •05 mm., '04 mm. ; bracts i V5 mm. high ; perianth 

 10^ mm. X 1'3 mm.; pistillidia "6 mm. long; pedicel 3*5 mm. 

 long; capsule 4' mm. x '8 mm., 3* mm. x "75 mm. ; spores "04 

 mm. diam. ; elaters '5 mm. x "02 mm. ; antheridia 3 mm. x 

 •25 mm, 



Hab. — Boggy spots amongst Spliafjna, and on wet dripping 

 rocks. Very rare. 



2. New Forest, Hampshire, C. LyeJI ; nr. Tunbridge, Sussex. 

 Foster. 7. On wet rocks near Cader Idris, Merionethshire, 

 ./. Ba/f^^ 11, 12. Foulshaw Moss, Westmorland, G. Slahlcr. 

 13. Lochar Moss, Dumfriesshire, James Cruickshank. 



I. South of Ireland, Bantry, Miss Hufchins ; Lough Biay, Dr. 

 Tai/Jor ; Maghanabo Glen, near Fermoyle ; Castlegregory and by 

 the lakes between Maghanabo Glen and Connor Hill, Co. Kerry, 

 Dr. D. Moore. 



Found on the Continent and in North and South America and 

 other parts of the world, 



Obs. — Distinguished when sterile from any British liondose 



2 i: 



