ICONES MUSCORUM. 41 



FISSIDENS SUBBASILARIS, Hedw. 



Tab. 26. 



Plants humiles, in densis latis caespitibus superne saturate 

 viridibus degentes. 



Caulis 6-10 lineas altus, simplex vel divisus, erectus, tomento 

 rufo obrutus, conferte foliosus. 



Folia 12-15-juga, explanata, oblonga, breviter acuta, im- 

 marginata, tenuissime serrulata, ad ^ duplicata ; lamina dorsali 

 lata ad basin citius evanida ; costa fere ad apicem grossius eroso- 

 dentatam perdurante ; reti denso pellucido. 



Flores feminei soli noti, prope caulis basin orti, 5-6-phylli. 



Capsula lateralis, oblongo-ovalis vel cylindracea, erecta, cur- 

 vula, in pedicello mediocri caulem paulisper superante elata ; 

 peristomii dentibus breviusculis infra medium divisis ; operculo 

 longius rostrato ; calyptra cuculliformi gracili. 



Fissidens subbasilaris, Hedw. Sp. Muse. p. 155, t. 39; Sulliv. Muse. 

 Alleghan. No. 184; Mosses U. States, p. 25. 



Hab. Roots and trunks of trees, forming large and dense 

 mats, Northern and Middle States. 



TAB. 26. — Fissidens subbasilaris. 



1. Plantae naturali magnitudine. 



2. Planta fertilis. 



3. Folium caulis. 



4. Folium superius perichaetii. 



5. Sectio transversalis folii. 



6. Areolatio folii apicis. 



7. Perichaetium. 



8. Folium infimimi ejusdem. 



9. 10. Capsular 



11. Peristomii pars. 



12. Eadem verticaliter secta. 



13. Calyptra. 



