158 F. Cavers. 
Kantia trichomanis , K. suecica, K. submersa. G. spherical or 
ovoid, 2-celled, in a large globular green mass at the summit of an 
erect shoot, also scattered on the upper leaves and amphigastria. 
Fam. 3. Ptilidioideae. Ptilidium ciliare. G. spherical or ovoid, 
1 -2-celIed, scattered on the margins of the leaves, especially the 
uppermost ones. 
Blepharostoma trichophyllum . G. spherical, 1-2-celled, formed 
in chains from the segments of the much-divided leaves, especially 
those near summit of shoot. 
Trichocolea tomentella. G. as in Blepharostoma. 
Fam. 4. Scapanioideae. Scapania aequiloba, S. aspera, S. 
Bartlingii. G. ovoid, 1-2-celled, in dark-green masses on margins 
of uppermost leaves. 
S. compacta, S. umbrosa G. elongated, 1-3-celled, in radiating 
chains forming a rounded yellowish mass at summit of stem, 
surrounded by the uppermost leaves. 
5. crassiretis. G. ovoid, 1-celled, in brown masses on upper¬ 
most leaves. 
5. irrigua, S. undulata. G. ovoid, 1-3-celled, in rounded light- 
green masses at the stem-apex, also scattered on uppermost leaves. 
5. neinorosa. G. ovoid, 1-3-celled, in dark-brown masses on the 
tips of the upper leaves, sometimes also in a ball at the stem apex. 
5. resupinata. G. ovoid, 1-3-celled, in a reddish-brown ball at 
the stem-apex, also scattered on margins of uppermost leaves. 
Fig. 7. Dipluphylluiu albic uis. Upper portion of a leaf, showing for¬ 
mation of numerous small polygonal gemmae from the marginal cells, 
x 150. 
