PALLAVICINIA. 439 



])licate, obovate, simple or bilobed; antheridia largo, single, 

 roundish, style short and thick, composed of two rows of cells. 

 Paraphyses few. 



Dimensions. — Fronds 2 c. mm. long x 8* mm. broad ; bracts 

 1' mm. high x 2" mm. broad ; perianth 5' mm. long; pistillidia 

 ■5 mm. X '075 mm.; calyptra 3' mm. x 2* mm.; valves of capsule 

 3- mm. x r mm. ; spores '035 mm. ; elaters '275 mm. x "01 mm. ; 

 male frond 3' mm. broad x "7 mm. thick near the middle, maU- 

 bracts "7 mm. x '05 mm., '7 mm. x -4 mm. ; antheridia '275 mm. x 

 •25 mm. 



Hab. — On small bare vertical peatv banks on grassy slopes, in 

 alpine regions. Extremely rare. 



Scotland, Jo/ut Sadler. 15. Locli-na-gar, Georf/c Stabler, July 

 1884. Ben Wyvis, George E. Davies, July 1888. Ben Lawers, 

 in several localities, 3100 to 3400 ft., /S'. M. Macvicar, June 1901. 



Found on the Continent (Germany, Norway). 



Obs. — This is an extremely rare British species, being only 

 found in a few alpine situations. 



From Pellia it is at once distinguished by its oval capsule, no 

 other frondose species with which it is likely to be mistaken for, 

 being found at such altitudes where it is met with. 



Description oe Plate CXCIV. — Fig. 1. Fertile plant natural 

 size. 2. Ditto x ? 3. Portion of male frond x ? 4. Bract, 

 explanate x ? 5. Young perianth x ? 6. Perianth x ? 7. 

 Mouth of perianth, explanate x ? 8. Calyptra x ? ("Flora 

 Danica"). 



Description oe Plate CXCV. — Fig. 1. Cross-section of 

 male stem x 24 (Norway, Herb. Schimper). 2. Portion of 

 frond X 290 (Ben Lawers, S. M. Macvicar). 3. Bracts x 24 

 (Loch-na-gar, G. Stabler). 4. Mouth of perianth, explanate x 16 

 (Norway, Herb. Schimper). 5-8. Male bracts x 24 (ditto). 



