PEDINOPHYLLUM. 269 



7. Portion of leaf x 290 (ditto). 8. Stipule x 24 (ditto). 

 9. Stipule X 11 (ditto). 10, 11. Bracts x 11 (ditto). 

 12. Bracteole x 11 (ditto). 13. Bracteole x 24 (ditto). 

 14. Perianth x 11 (ditto). 15. Cross-section of perianth near 

 apex X 11 (ditto). 16. Cross-section of perianth at the middle 

 (ditto). 17. Cross-section of perianth at the base x 11 (ditto). 

 18. Portion of the mouth of perianth x 85 (ditto). 19. Portion 

 of male stem x 24 (ditto). 23. Perigonial bract x 24 (ditto). 



Genus 27. PEDINOPHYLLUM, Litidb. 



Jungermania, Nees, Nat. Eur. Leb. 1, p. 165 (1833). 



Plagiochila, Dum. Recueil, p. 15 (1835). 



Leptoscyphus, Mitt, in Hook. Journ. of Bot. Ill (1851). 



Pedinophyllum, Lindb. Bot. not. p. 15G (1874); Hep. in Hibern. p. 504 (1871). 



Monoicous ; habit of CMloscyplius ; depresso-csespitose, no 

 rhizomatous caudex ; stem creeping, radiculose. Leaves very 

 slightly decurrent, subplane or plane, rotund-rectangular. Sti- 

 pules constantly present, very small and inconspicuous. Perianth 

 never on chief stem but terminal on branches, compressed as in 

 Plagiochila. 



Pedinophyllum interruptum (Nees), Lindb . 



Jungermania interrupta, Nees, Nat. Eur. Leb. 1, p. 165 (1833). 



Jungermania Dumortieri, Lib. PI. crypt. Ard. iv. n, 311 (1837). 



Plagiochila interrupta, Dum. Recueil, p. 15 (1835). 



Leptoscyphus interruptus, Mitt, in Hook. Journ. Bot. Ill (1851). 



Plagiochila {Pedinophyllum) pyrenaica, var. interrupta (Nees); Lindb. Man. 



Muse. Sec. p. 367 (1874). 

 Pedinophyllum pyrenaicum, Lindb. in Hep. in Hib. p. 505 (1875). 



Monoicous, densely csespitose, tufts depressed, small, light 

 yellowish-green to olive-brown in colour. Stems intricatel}' 

 entangled, prostrate, then slightly assurgent, irregularly ramose ; 

 radiculose, on the prostrate stems rootlets plentiful, whitish, on 

 the upper branches rare. Leaves imbricate or approximate, 

 alternate, horizontal, antical margin slightly decurrent, spreading 

 or complanate, plane or subplane, rotund-rectangular, oval to 



