4G ICONES MUSCORUM. 



FISSIDP:NS DECIPIENS, Dc Not. 



Tab. 31. 



Statura ct characteribus niido oculo pcrspicuis inter F. taxlfo- 

 Ham et F. adiantoidem medium tenet. A priori margine lamina- 

 rum latiori, costa sub apice evanida (non excurrente), pericha^tiis 

 e medio caulis ; a posteriori inflorescentia dioica differt. 



FissiDENS DECiPiKNS, De Not. Epil. della Briol. Ital. p. 4 79. 



Hab. Clay banks in woody hills, Southern Ohio, etc. 



This form is generally found in the Eastern United States, and 

 has been collected by most of the bryologists of this country. 

 But it has always been referred, according to its size, either to 

 F. adiantoides or especially to F. taxifolius, which it most re- 

 sembles. 



TAB. 31. — FiSSIDENS DECIPIEXS. 



1. Plantfe fern, et masc. naturali macjulhaUne. 



2. Planta fertilis cum capsulis. 



3. Planta masc. cum gemmis. 



4. Folia. 



5. AreoUtio foliorum et sectio transversalis eorumdeni. 



6. Pericha'tium et folium perichaetiale. 



7. Cay)sula operculata. 



8. Denies peiistoniii. 



9. Calyptra. 



10. Gemma mascula, antlieridiuni, et iblium pcrlcliajtiale. 



