EXPLANATION OF THE PLATES. 109 



II. Cladocarpous. 



Pig. 3. Cinclidotus fontanaloides. 



Smaller Water Screio Moss [a] . 



Colour. Blackish green. 



Stems. Long, floating, branched. 



Leaves (b) . Lanceolate, keeled ; nerve excui-rent, those of the perichEstium 



sheathing. 

 Floiuers and Fruit. Dioicous ; capsules immersed ; very abundant. Spring. 

 Locality. On rocks and stones in water. 



SUB -ORDER X. 



ENCALYPTE^. (Figs. 4—9.) 



Fig. 4. Characteristics op Order. 



Mosses tufted, erect ; leaves in five rows, linear or lanceolate ; capsule (Fig. 4) 

 on a long seta, entirely enveloped in the bell-shaped calyjotra, which remains until 

 the lid falls oflF; peristome single or double, very variable, generally of thirty- two 

 teeth united in pairs. Perennial, on rocks and on earth. 



(a) . Peristome none. 



Fig. 5. Encalypta commutata. 



Sharp-leaved Extinguisher Moss (a) . 



Colour. Brownish green. 



Stems. Half-inch to one inch long, branched, with roots (radieulose) . 



Leaves (&) . Spreading, base sheathing, incurved when dry, lanceolate ; nerve 



excurrent. 

 Mowers and Fruit. Monoicous, lid beaked. Summer. 

 Locality. On the summits of the Scottish mountains. 



Q 



