16 



w. H. PEARSON. 



.02 mm, .03 X .03; bract 2. mm X 1.5 mm; periaiith 

 2.2 mm high X 1.8 mm wide 2.2 X 1.6, 2.1 X 1.2. 



Hab. On trees by a rivulet near Umpumulo. 



Obs. Biffers from F. Javanica N. in its ramification, 

 its leaves being more undulate, perianth shorter and broader 

 and winged; from P. hypnoides Lindenb. in the less decur- 

 rent leaves which are entire on the postical margin near 

 stem and more undulate. 



„Very near the Mexican Pl. crispaia G. which has 

 leaves still more crisped and longer perianth-cilia." R. S. 



Description of Tab. X. Fig. 1. Plant nat. size. 2. Por- 

 tion of stem, antical view X 24. 3. Ditto, postical view 

 X 16. 4. Leaf, antical view X 24. 5. Portion of leaf 

 X 290. 6. Underleaf from young branch. 7. Bract x 24. 

 8. Perianth X 16. 9. Portion of mouth of perianth X 24. 



13. Notoscyphus lutescens (L. et L.) Mitt. 



Dioicus, acrocarpus vel cladocarpus, pusillus pallide 

 viridis, flagelliferus, caespitosus. Gaules procumbentes 

 ramulosi, radicellosi; ramuli postici, saepe arcuati. Folia 

 sub-horizontalia arcte imbricata, secunda porrectave, sub- 

 quadrata ovatave, apice rotundata retusave; cellulae medi- 

 ocres, crassae, rotundatae; trigoni ampli. Foliola magna, 

 subulata, bifidave. Bracteae ovales emarginatae; bracteolae 

 longiores contortae lanceolatae, bifidae, segmentis acutis. 

 Bracteae intimae minores, tenuissimae, late ovales dentatae. 

 Pistillidia valde numerosa. Plantae J folia complicata, biloba, 

 lobulo superiore minore. 



Syn. Jungermannia lutescens L. et L. in Lehm. Pug. 

 p. 16 n. 2. Gymnomitrium lutescens G. L. N. Syn. Hep. p. 

 4 (1844). 



Del. L. et L. in Lehm. Pug. pl. IV. Gottsch. Ic. Hep. 

 II. t, 45. 



Dioicous, acrocarpous or cladocarpous, small, pale green, 

 flagelliferous, caespitose. Stems procumbent, simple or with 

 few, small branches proceeding from the underside of stem, 



