328 HEPATIC^. 



valves splitting down to the base, viewed through transmitted 

 light of a deep dark red colour. Spores reddish-brown, elaters 

 the same, bi-trispiral. 



Perigonial stems usually slenderer, growing in separate tufts 

 or entangled with the fertile ; bracts clasping the stem, ventricose, 

 usually terminal, two or three pairs, containing in each bract 2 

 large, oval antheridia. 



Gemm?e on the ends of many of the upper leaves, yellowish- 

 green, three and four angled. 

 Fruits March, April. 



Dimensions. — Stems from |- to 1 inch long, diam. '2 to 



%S mm., with leaves spreading 2* mm. broad; leaves 1*5 mm. long 



X 1-4 mm. broad, segments '4 mm., 1'5 mm. x 1"1 mm., seg. 



4 mm., 1"3 mm. x 1"3 mm., seg-. '4 mm., 1'2 mm. x 1' mm., ses:. 



3 mm., I'l ram. x "9 mm., seg. "25 mm., 1"1 mm. x '7 mm., seg. 



3 mm. ; cells '06 mm. x '03 mm., "05 mm. x •04 mm., 045 mm. x 



04 mm., 04 mm. x "03 mm., '035 mm. x "035 mm.; trigones 

 0075 mm.; bracts 2" 1 mm. long x 2* mm. broad, seg. "5 mm., 

 1*7 mm. X 1*3 mm., seg. "5 mm., 1*5 mm. x 1"4 mm., seg. "4 mm., 

 1-5 mm. X 1'2 mm., seg. "4 mm., 1"4 mm. x 1*2 mm., seg. '5 mm. ; 

 bracteoles -5 mm. long x -175 mm. broad, '325 mm. long x -1 mm. ; 

 pistillidia "3 mm. long x '06 mm. broad, '25 mm. x '05 mm.; 

 perianth 3' mm. long x r3 mm. broad, 1"8 mm. x 1' mm., 

 17 mm. X 11 mm, 1-3 mm. x '7 mm. ; spores "015 mm. diam. ; 

 elaters 17 mm. long x '015 mm. broad; perigonial bract '9 mm. 

 long X "6 mm. broad; antheridia "2 mm. x '175 mm.; gemmse 

 •02 mm., -015 mm., ^0125 mm. 



Hab. — Growing in patches on rocks, clayey or sandy ground 

 or straggling amongst mosses on heaths or in bogs, in the plains 

 or subalpine situations, on rotting wood, when it becomes the 

 Jf/,n(/ermajiia poiyln/roleifca of authors. Generally distributed. 



1. Penzance, Cornwall, W. Cuntoic. 2. Sussex, G. J^. Dav?e8 ; 

 Tunbridge Wells, Sussex, Dr. Spruce; Hastings, Sussex, Bev. E. 

 N. Bloomfeld. 3. Southborough, Fmvcett ; Roadside near Seal, 

 Sevenoaks, Hon%se ; Ightham, Kent, E. M. Holmes. 4. Tuddenham, 

 West Suffolk, Eafjle. 5. Near Leek, /. E. Bacjiiall ; Dimmings 



