724 
355. Tortula. 14. MUSCI. 
PL cell.fol. 
Tortula stellata, Engl. Bot. 2384. 
Bryum stellatum, Dickson Crypt. 2, 6. 
Barbula agraria, Hedw. Crypt. 3, 6. 
On banks and the edges of rivulets. 
7. Tortula tortuosa. Frizzled screw-moss. 
Stem long, branched ; leaves linear, awlshape, keeled, 
wavy, when dry twisted; capsule cylindrical; lid beaked. 
Bryum trichoides longifolium, crassiusculis cauliculis; capitulis erectis 
aduncis acutis, Dillen. in Raii Syn. 98, 35. 
Bryum tortuosum, Lin. S. P. 1583. 
Tortula tortuosa, Hedw. Sp. M. 124; Engl. Bot. 1708. 
Barbula tortuosa, Schwcegr. Supp. 33. 
On limestone rocks. 
*8. Tortula fallax. Deceiving screw-moss . 
Stem long, branched ; leaves lanceolate, awlshape, 
spread open or bent back ; edge turned over ; capsule ob- 
long ; lid beaked, nearly as long as the capsule. 
Bryum perangustis foliis et cauliculis, foliis crebrioribus et circa ex- 
tremitates magis congestis, capitulis erectis ad summitatem magis egredi- 
entibus, Raii Syn. 99, 40. 
Bryum angustis viribus foliis, capitulis erectis, brevibus pediculis in- 
sidentibus, calyptra falcata vel avium unguiculas referente, Dillen. in Raii 
Syn. 96,21. 
Bryum imberbe, Lin. Mant. 309. 
Tortula fallax, Swartz M.Suec. 40; Engl. Bot. 1708. 
Barbula fallax, Hedw. Crypt. 1,24. 
Bryum fallax, Dicks Crypt. 3, 5. 
Tortula unguiculata, Turner M. Hib. 47 ; Engl. Bot. 2316. 
Tortula imberbis, Engl. Bot. 2329. 
On walls and banks ; or among grass ; perenn. ; spring. 
9. Tortula revoluta. Turned-over screw-moss. 
Stem short ; leaves lanceolate, pointed ; edges much 
turned over ; perichetial leaves sheathing, sides turned in ; 
capsule oblong ; lid beaked, shorter than the capsule. 
Tortula revoluta, B ridel in Schr. Journ. 1800, l, 299. 
Barbula revoluta, Schwrrgr. Supp. 33. 
Tortula nervosa, Engl. Bot. 2383. 
On banks ; perennial ; March. 
10. Tortula unguiculata. Clawed screw-moss „ 
Stem branched; leaves linear, lanceolate, blunt; main 
rib prolonged into a point ; edges nearly flat ; capsule ob- 
long; lid beaked, nearly as long as the capsule. 
