1886.] 



HEPATICAE XATALENSES. 



11 



.5 mm loug X .5 mm broad, .5 X .4, .4 X .4; cells .07 mm 

 X .04 mm, .06 X .04, .05 X .035, .05 X .03; outer bract 

 .7 mm long x .6 mm broad, middle bracts .6 mm long X 

 .5 mm broad, innermost bracts 1. mm long X .8 mm broad 

 seg. 6, 1. X .7 seg. .35, .9 X .7 seg. .4 bracteole .8 mm 

 long X .5 mm broad, seg. .4; perianth 1.8 mm long X 

 .7 mm broad, laciniae .15 mm, .2 mm and .225 mm long, 

 perigonial leaf .4 mm long, antheridia .15 mm X -1 mm. 



Description of Tab. VI. Fig. 1. Plant nat. size. 2. 

 Portion of stem X 24. 3. Portion of leaf X 290. 4. Outer 

 bract 24. 5, 6. Middle bracts X 24. 7, 8. Innermost 

 bracts X 24. 9, 10. Ditto X 31. 11. Bracteole X 31. 

 12. Perianth X 31. 13. Mouth of perianth X 24. 14. 

 Portion of ditto X 85. 15. Perigonial leaf X 85. 16. 

 Antheridia X 85. 



9. Cephalozia (Lembidium) heteromorpha (Lehm.; Pears. 



Paroica, cladocarpa, pusilla, flagellifera, pallide-viridis 

 fulvave; rami arcuati; folia semiverticalia, semi-rotunda 

 ovatave emarginata integrave; foliola minuta, late siibulata; 

 bracteae ovatae quadrataeve, bifidae, diandrae; bracteolae 

 ovales; perianthia trigona, oblong-ovata, ore subinteger- 

 rimo. 



Syn. Jungermannia heteromorpha Lehm. Hep. Cap. in 

 Linnaea IV p. 362 (1829). L. et L. in Lehm. Pug. III p. 

 48 (1831). G. L. N. Syn. Hep. p. 131 (1844). Cephalozia 

 heteromorpha Spruce „0n Cephalozia" p. 59 (1882). Paroicous, 

 cladocarpous, small, flagelliferous, colour pale green, often 

 irregularly tinged on the more hyaline stems with purple; 

 grows in intricately entangled tufts, from the prostrate 

 stems arise short, simple arcuate branches, also flagella from 

 the stems and branches; rootlets copious, white, long. Stems 

 slightly frontally compressed, cells 5 and 6 in diam., cortical 

 cells 12 rather larger than the interior ones. Leaves 

 of thick texture, alternate, barely contiguous, or subim- 

 bricate, succubous, almostly horizontally inserted; semi- 



