62 



divisus, ramis fastigiatis; folia dense conferta elongata angusta 

 patula falcato-secunda e basi latiuscula lanceolato-subulata 

 canaliculata, costa lamellata excurrente apice denticulate, 

 cellulae alares permultae ventricosae fuscae; perichaetia 

 subsolitaria , capsula in pedicello cygneo regularis ovalis, 

 sicca sulcata, annulata, operculo conico-acuto obliquo, calyptra 

 basi integra. 



Campylopus geniculatus J. A°M. Dioicus laxe 

 caespitosus elatus fusco-nigricans apicibus luteo-viridibus; 

 caulis parce radiculosus dichotomus infra perichaetia prolifer 

 elongatus; folia caulina rigida stricta erecto-patula oblongo- 

 lanceolata canaliculata subulata, coraalia ovali - acuminato- 

 subulata, superiorum et comaliura apice hyalina, costa longe 

 excurrente dorso striata apicem versus denticulata; perichaetia 

 aggregata; folia perichaetii convolutacea subito setacea apice 

 pilifero argute serrulato stricta. 



Macromitrium adstrictum J. A°M. Monoicum 

 viridi-luteolum ; caulis parce radiculosus longe repens; rami 

 densi humiles graciles, fructiferi parce ramosi; folia dense 

 conferta e basi erecta patentia apicibus subinflexis, sicca 

 crispata, lanceolata breviter acuminata acuta, costa subex- 

 currente, perichaetialia conformia ; capsula in pedicello longo 

 oblonga laevis, sicca vetusta orificio coarctato-plicata ; oper- 

 culum aciculare rectum, calyptra magna glabra basi laciniata, 

 peristomium simplex e dentibus anguste lanceolatis remo- 

 tiusculis. Plantae corticolae dense caespitosae viridi - lutes- 

 centes inferne ferrugineae. 



Fissidens delicatulus J. A°M. humilis e basi radi- 

 culosa foliolis minutis remote obsessa adscendente- erectus; 

 folia disticha humida et sicca substricta 15 — 25 juga sibi 

 invicem incumbentia patentia anguste lanceolate - linearia 

 obtusiuscula vel obtuse acuminata immarginata integerrima 

 costata, costa dilutius colorata infra apicem desinente, areo- 

 latione pellucida e cellulis minutis subrotundis, lamina folii 

 basi angustiori ad medium producta carinato-complicata, 

 lamina dorsalis ad costae basin enata lamina folii triplo 

 quadruplove angustior. 



Paucissima specimina inter Plagiochilam Gaudichaudii 

 Mont, inventa. 



Fissidens pa cificus J. A °M* dioicus? laxe caespitosus 

 e basi radiculosa adscendente erectiusculus, dichotome divisus; 

 folia disticha non incumbentia patentia siccicate flexuose 

 curvata subhomomalla, lonceolato-linearia brevissime acumi- 

 nata, costata, costa valida ante apicem desinente, pellucida 

 dense et rotunde areolata, lamina folii ad medium prodncta 

 apice subaequalis, crenulata immarginata, lamina dorsalis 





