3U HEPATIC^. 



vol. 2 p. 164, as a variety. If there be any diflference, Martius's 

 name should be the varietal, but Lindberg, who has seen the 

 original, states they are the same. 



Description of Plate CXLYII.— Fig. 1. Plants natural size. 

 2. Stem X 16 (Abbey Wood, Kent, Holmes). 3,4. Leaves x 31 

 (Sweden, Lindberg). 5. Leaf x 31 (Kent, Holmes). 6-10. Leaves 

 from attenuated stem x 24 (Canada, Macoun). 11, Portion of 

 leaf X 290 (Kent, Holmes). 12. Stipule, free. 13. Sub- 

 bracteole x 24 (Sweden, Lindberg). 14, 15. Bracts x 31 

 (ditto). 16. Eracteole x 31 (ditto). 17. Perianth x 24 

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

 19-21 Peri gonial bracts x 31 (ditto). 



26. Jungermania barbata, Sclireb. 



Jitngermania harhata, Schreber, F. Lip. p. 107 (1771); Hook. Brit. Jung. t. 70, 



ff. 7, 8 (1816). 

 Jtmgermania barhata, var. Schreheri, Nees, Nat. Eur. Leb. 11, p. 189 (1836). 

 Lophozia barbata, Dum. Recueil, p. 17 (1835). 



Dioicous, loosely csespitose, medium size, green or brow^nish- 

 yellow in colour. Stems prostrate or snberect, thick, brown, 

 simple or slightly branched; radiculose, rootlets close, whitish, 

 copious. Leaves semi-vertically inserted, horizontal, spreading or 

 secund, alternate, slightly imbricate or approximate, plane, sub- 

 quadrate, subcuneate or digitate, antical margin decurrent, divided 

 into 3, 4 rarely 5 subequal, acute or obtuse segments, sinuses 

 rounded or acute; texture somewhat firm, cells small, 5- and 

 6-sided, walls thin, but with numerous chlorophyl granules 

 attached, apparently thick, trigones very small. Stipules simple 

 or bifid, variable, segments lanceolate or subulate, entire or with 

 few, long teeth. Sub-bracteole oblong-quadrate, bifid, with 

 several other smaller segments. Bracts roundish quadrate, quadri- 

 dentate to ^, with a smaller segment on both sides, segments and 

 sinuses acute. Bracteole oblong-roundish-quadrate, with 4-6 

 large segments. Perianth terminal, projecting about f beyond 

 the bracts, oblong-oval, oblong-obovate or cylindrical, near apex 



