250 TASMANIAN HEPATICJE. 



branous. Capsule or slender fruitstalk, globose ; elaters 

 •jyith. 2 spiral fibres. Antlieridia solitary in the bases of 

 conduplicate 2-3 cleft perigonial leaves. 



A large genus of minute leaved plants, often tbemselves 

 minute and almost microscopic. They are exquisitely 

 beautiful objects over dark ground illumination in the 

 microscope. 



I. Leaves 3-5 fid, not toothed nor serrate. 



*Stemsflexuose, wiry, 1-4 in. long, much pinnately 

 or bi-pinnately branched ; branches decurved, atten- 

 uated. 



1. L. microphylla. 



2. L. procera. 



3. L. quadrifida, 



4. L. capilligera. 



5. L. praenitens. 



6. L. Gottscheana. 



7. L. Isevifolia. 



8. L. pendulina. 



9. L. centipes. 



10. L. glaucophylla. 



**Stems usually less than lin. long, capillary, vaguely 

 branched. 



11. L. Lindenbergii. 



12. L. capillaris. 



13. L. ctipressina. 



14. L. patentissima. 



II. Leaves 3-5 fid and also toothed. 



15. L. tenax, 



16. L. ulothrix. 



1. L. MicROPHYLiiA, Lindh. Jungermannia microphylla, 



Hook. Muse. Exot. t. 80. FI. N.Z. ii. 85. Stems l-2in. 

 long, pinnately branched, branches ]3endulous with 

 capillary tips. Leaves minute, distant, appressed, 

 palmately 4-partite ; involucre oblong-ovate, 2-4 fid. 

 Stipules quadrate, flat, deeply 4-fid. Perianth cylin- 

 dric, attenuate, incurved, obscurely toothed. Syn. 

 Hep. 202. PI. xxii. 



Acheron Eiver, Gunn. (New Zealand.) 



2. L. PEOCERA, Mitten. Stems erect, simply pinnate ; 



branches attenuate, decurved ; leaves minute, erecto- 

 patent, remote, ovate -quadrate, quadrifid ; lacinise 

 acute ; stipules smaller, sub-quadrate, quadrifid. 



Pale brown, stem 6 in. long, slender, simple Bran- 

 ches slender, attenuate, areolation small. 



