354 HEPATIC JE. 



tooth near the base, sometimes one bract will be quadrifid and the 

 other only bifid, divided to about the middle, rarely only to about 

 ^ or J, segments lanceolate, acutate or acute, margin quite entire. 

 Perianth projecting beyond the bracts, oval, terete, upper half 

 5-plicate, composed of a single layer of cells, about 150 cells round, 

 mouth constricted, laciniate-denticulate. Spores pale brown, 

 elaters dark reddish-brown. 



Male stems similar to others, perigonial bracts middle of stem, 

 concave, ventricose at base, 3 to 4 pairs, antheridia roundish-oval, 

 with long bearers. 



Gemmiparous, gemmae whitish. 



Fruits May. 



Dimensions.— Stems from |- to Ij inch long, '125 mm. diam., 

 with leaves 1' mm. wide ; leaves "8 mm. x '7 mm., segments '4 mm., 

 •75 mm. X '5 mm., seg. '3 mm., "8 mm. x '6 mm., seg. "4 mm. ; cells 

 •015 mm.; bracts 1"1 mm. broad x "95 mm. high, "95 mm. 

 x -95 mm., seg. '5 mm. ; perianth 2'35 mm. x 75 mm. ; spores 

 •01 mm. diam. ; elaters 'I mm. long x '01 mm. broad. 



Hab. — On rocks and heaths in alpine and subalpine districts. 

 Somewhat rare. 



7. Borthwen, Rev. T. Sahraj/ ; Cwm Bychan, Merionethshire, 

 jr. H. p. 8. Kinder Scout, Derbyshire, Wkifehead 8^' Holt, 

 9. Clougha, West Lane, Wheldou 8f A. Wilson. 10. Near Green- 

 field, //". Wilson; Eibblehead, Br. F. A. Lees; Haworth, Dr. Car- 

 rlnfjion; near Todmorden, /o//y/ iV(:>2d;(:'//. 11,12. Mardale ; Brunt 

 Knot; Kentmere, Westmorland, G. Stabler. 13. Frequent on 

 banks and on the hills, New Galloway, /. McAndreiv. 15. Strachan, 

 Aberdeenshire, /. 8im ; Ben Lawers, C. J. Wild. 16. Common 

 among rocks in peaty soil, rare on the hills, where it was observed 

 at 1800 ft. Moidart, West Inverness, 8. M. Macvicar. 



I. Mangerton, Dr. Carrington ; Loch Bray, Co. Wicklow, 

 Dr. D. Moore, D. M'Ardle, cum jjer. ; Seven Churches, Co. Wick- 

 low, Dr. D. Moore. 



Found on the Continent, North America, Mexico, Africa. 



Obs — This species is distinguished from Jiint/. saxicola by its 

 smaller cells, in addition to the other characters mentioned under 



