1('»2 ICONES MUSCORUM. 



Hypnum neckcroides, Hook. (Muse. Exot. t. 58), from our 

 Northwest Coast, appears according to the figure and description 

 to be very like the plant under notice ; its inflorescence, how- 

 ever, is said to be dioicous. 



TAB. 103. — Hypnum Alleghaniense. 



1. Plants naturali magnitudine. 



2. Pars ramuli. 



3. 4, 5. Folia ejusdem. 



6, 7. Areolatio basilaris et apicalis folii. 



8. Sectiones transversales folii. 



9. Capsulse operculatse. 



10. Particula peristoma. 



11. Eadem verticaliter secta. 



12. Calyptra. 



13. Perichjetium. 



14. 15. Folia ejusdem. 



1G. Folium ejusdem, cum antheridiis archegoniis et paraphysibus. 

 17. Antheridia, archegonia, et paraphyses. 



