ICONES MUSCORUM. 



129 



Har. Base of trees, Northern and Middle States : — common 

 fruits copiously. 



TAB. 80. — TlIELIA HIRTELLA. 



1. Planta naturali magnitudine. 



2. Ramus. 



3. 4. Folia ramea. 



5. Areolatio folii apicis. 



6. Eadem baseos. 



7. Cellulae papillis curvulis praeditfe. 



8. Sectiones transversales folii. 



9. Acumen folii perichaetialis. 



10. Perichast. pedicelli basin includens. 



11. Folium perichaetiale. 



12. Cilium folii. 



13. Capsular operculataa cum calyptra. 



14. Pars capsular cum peristomio. 



15. Particula ejusdem. 



16. Sectio verticalis ejusdem. 



17. Operculum. 



THELIA ASPRELLA (Schimp.), Sulliv. 



Tab. 81. 



Facile dignoscitur a T. hirtella, cui ceterum simillima, colore 

 caespitis glauco-viridi, foliis toto ambitu longius teneriusque 

 ciliatis, papillis dorso foliorum bifurcis (nee simplicibus cur- 

 vulis), peristomii dentibus longioribus nodoso-articulatis, etc. 



Thelia asprella (Schimp.), Sulliv. Mosses U. States, p. 60 ; Sulliv. & 



Lesqx. Muse. Bor.-Amer. Exsicc. (ed. 1), No. 248. 

 Leskea asprellia, Schimp. in Bryol. Europ. Lesk. Monogr. p. 2. 

 Hypnum hirtellum, var. furcatum, C. Mull. Synop. Muse. 2, p. 469. 



Hab. Same as the last, and not unfrequently found growing 

 with it. 



TAB. 81. — Thelia asprella. 



1. Planta naturali magnitudine. 



2. Ramus. 



3. 4, 5. Folia ramea. 



6. Areolatio baseos. 



7. Eadem apicis. 



8. Cellular ejusdem. 



9. Pericliaetium. 



9 



10. Folium ejusdem. 



1 1 . Capsula operculata. 



1 2. Deoperculata peristomium exhibens. 



13. Calyptra immatura. 



14. Operculum. 



15. Particula peristomii. 



16. Eadem dentis. 



