138 ACOTYLEDONs.— Musci. Fonliualis. 



long striated, peristome with 16 rather broad distinctly jointed 

 ciliary processes, calyptra very hairy. Muse. Brit, p. 76. /. 22, 

 Hab. Trunks of trees. About Arlary, Kinross-shire, on ash and fruit 

 trees, and gooseberry bushes, plentiful ; also, in Perthshire, more 

 plentiful than any other Orthotrichuni, Mr. Arnott. Near Glamis^ 

 D. Don. 



24. NECKERA. 



Fruitstalks lateral. Peristome double; the o?//er of 16 teeth, 

 the inner of 16 cilia, connected only at the very base by a 

 short membrane. Calyptra dimidiate. 



1. N. purnila, leaves ovato-acuminate slightly concave their mar- 

 gins recurved, fruitstalks scarcely longer than the perich?etial 

 Icives, capsule oblongo-ovate. Muse. Brit. p. 77. t- 22. 



Hab. Trees, at Inverary, j¥/-. Turner and Hook. Angus-shire, G.Don. 

 Cliesh woods, Kinross-shire, Mr. Arnott. 



2. N. crispa, leaves oblong acuininulate transversely wrinkled, 

 fruitstalks much exserted, capsule ovate. Muse. Brit. p. 78. 

 / 22. Hypnum crispum. p. 7-15. 



Hab. Trunks of trees and rocks. 



25. ANOMODON. 



Fruitstalks lateral. Peristome double, consisting of 16 teeth, 

 with the ciliary process arising from each tooth. Calyptra 

 dimidiate. JMusc. Brit. p. 79. t. 3. 



1. A. curtipenduhnn, leaves ovate acuminate serrulate the nerve 

 disappearing below the point, fruitstalk twice as long as the 

 perichsetial leaves, capsule ovate. Muse. Brit. p. 79. /. 22. 



Hab. On the ground, rocks and trees. Pentland hills, Mr. Greville. 

 Common in Lorn, Capt. Carmichael. 



2. A. viticulasum, leaves ovato-lanceolate obtuse entire, the 

 nerve reachiny; to the point, fruitstalks very long, capsule cy- 

 lindrical. Muse. Brit. p. 80. t. 22. Hypnum viticulnsum. 

 Light/, p. 7 54. 



Hab. Rocks and stones, frequent. In fruit, at Lismore, Capt. Car- 

 michael. 



26. FONTINALIS. 



FruitstaUs lateral. Peristome double; the ext. consisting of 

 16 teeth; the inner of 16 cilia connected by transverse bars, 

 and forming a reticulated cone. Calyptra mitriform. Muse. 

 Brit.p.Sl. if. 3. 



1. F. antipyretica, leaves nerveless for the most part compli- 

 cato-carinate. Muse. Brit. p. b2. t. 22. IJglitt'. p. 695. 



Hab. Rivers and lakes. Appin, Capt. Carmichael. River Esk, at 

 Rosslyn, and in the Logan water, Pentland hills, Mr. Greville. 



Used by the Swedes, Linnt^us tells us, to stuff between the wood- 

 work of their chimneys, to prevent their catching fire ; whence the 

 specific name. 



