Hair cap moss is the common name of <i>polytrichum commune</i>. The spore cases or capsules arise from the side of a leafy stem.

Hair Cap Moss

Hair cap moss is the common name of polytrichum commune. The spore cases or capsules arise from the…

"Hair-cap moss (Polytrichum commune). A, male plant; B, same, proliferating; C, female plant, bearing sporogonium; D, same; g, gametophyte; s, seta; c, capsule; o, operculum; a, calyptra, E, top view of male plant." -Gager, 1916

Hair-Cap Moss

"Hair-cap moss (Polytrichum commune). A, male plant; B, same, proliferating; C, female plant, bearing…