Feb., 1901] 
Kellerman — Botanical Literature. 
65 
Plate II., Polytrichum or Hair-cap Moss. 
Figs, a (dry), b (moist), c (leaf), d (capsule) and f are P. commune; 
Fig. e, capsule of P. ohioense; 
Figs* g, h and p, P. piliferum; 
Figs, o and o’, P. juniperinum. 
