PL cell, f oh 
14. MUSCI. 355. Tortula. 
723 
Bryum minus, erectis minus falcatis capitulis, foliis latiusculis congestis, 
in pilum canescentem desinentibus, Raii Syn. 94, 11. 
Bryum mu rale, Lin, S. P. 1581. 
Tortula muralis, Hedw. Spec. 123 ; Eng. Bot. 2033. 
Barbula muralis, Moug. et Nestl. 127. 
Tortula aestiva, Bridel. 
On walls and stones ; perennial ; winter and spring. 
3. Tortula ruralis. Country screw-moss. 
Stems long; leaves oblong, keeled, spread open, bent 
back ; main rib ending in a long, usually transparent, ser- 
rated point; capsule oblong; lid awlshape; teeth of the 
peristome only united at bottom. 
Bryum majus, erectis falcatis capitulis, foliis latiusculis extantibus, in 
pilum canescentem desinentibus, Raii Syn. 94, 10. 
Bryum rurale, Lin. S. P. 1581. 
Tortula ruralis, Eiirh. Crypt. 184; Engl. Bot. 2070. 
Barbula ruralis, Hedw. Sp. Muse , 121. 
Syntrichia ruralis, Bridel. 
On banks, trees, and roofs. 
4. Tortula suhulata. ylwlshape scrcwmoss. 
Stem very short; leaves oblong, lanceolate, pointed ; main 
rib protruded, often forming a point ; capsule cylindrical ; 
lid conical, awlshape ; teeth of the peristome united nearly 
to the end. 
Bryum erectis longis et acutis falcatis capitulis, ealyptret subfusc^, foliis 
serpylli pellucidis, Raii Syn. 92, 3. 
Bryum subulatum, Lin. S. P. 1581. 
Tortula subulata, Hedw. Spec. 122 ; Engl. Bot. 1101. 
Barbula subulata, Moug. et Nestl. 126. 
Syntrichia subulata, Bridel. 
On banks ; perennial ; winter and spring. 
5. Tortula cuneifolia. Wedge-leaved screw-moss . 
Stem scarcely any ; leaves broad, reverse ovate, concave ; 
main rib protruded, forming a rather long and slightly 
serrated point; capsule oblong; lid with a short beak; 
teeth of the peristome united only at bottom. 
Bryum humile, pills carens, viride et pellucidum, Dillen. Muse. 386. 
Tortula cuneifolia, Roth Germ. 3,213 ; Engl. Bot. 1510, 
Bryum cuneifolium, Dickson Crypt. 3,7. 
On banks, and in sandy fields. 
6. Tortida stellata. Starred screw-moss. 
Stem scarcely any ; leaves ovate, concave ; main rib pro- 
truded; capsule ovate, streaked; lid beaked. 
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