Hab. On decayed logs, on the ground near the roots of trees, and on rocks partially covered with soil, in shaded or exposed and moist or dry localities: quite common.
Varies much in size and aspect, but always within the specific limits above indicated.
Resembles closely the preceding species in general appearance and in the structure of the leaf; but is a somewhat smaller plant, and is at once known by its straight capsule and different inner peristome.
TAB. 116.—Hypnum acuminatum.
1, 2, 3. Plantæ femineæ et masculie naturali magnitudine.
4. Pars rami.
5, 6, 7. Folia ejusdem.
8, 9. Areolatio folii basis et apicis.
10. Perichætium.
11. Folium perichætiale.
12. Capsula operculata et calyptrata.
13. Capsular operculatæ.
14. Capsula absque operculo.
15. Pars peristoma.
16. Operculum.
17. Flos masculus.
18. Folium perigoniale.
19. Antheridium et paraphysis.
