( 50 ) 



• 



37. DICHELYMA, Myrin. 

 1. falcatum, Myrin. Mountain rivulets. 

 •2. capillaceum, Biyol. Europ. Rivulets, &c. 



38. LEUCODON, Schwaegr. 

 julaceus, Sulliv. Trees. 



39. LEPTODON, Mohr. 

 trichomitrium, Mohr. Trees in woods. 



40. A NO MOD ON, Hook. & Tayl. 



1. viticulosus, Hook. & Tayl. Shaded rocks. 



2. attenuatus, Hub. Rocks, and roots of trees. 



3. tristis, Cesati. Trees. 



41. LESKEA, Hedw., Bryol. Eur. 



1. obscura, Hedw. Trees within reach of floods. 



2. rostrata, Hedw. Base of trees in woods. 



42. THELIA, Sulliv. 



1. hirtella, Hedw. (Sulliv.). Roots and trunks of trees. 



2. asprella (Schimp.) Sulliv. Roots and stumps of trees. 



43. MYURELLA, Bryol. Eur. 

 Careyana, Sulliv. Springy ground on hills. 



44. ANACAMPTODON, Brid. 

 splachnoides, Brid. Hollow knots on trees. 



45. PYLAISiEA, Bryol. Eur. 

 intricata, W. P. Schirnp. Trees, and logs. 



46. HOMALOTHECIXJM, Bryol. Eur., part. 

 subcapillatum, Bryol. Eur. Trees. 



47. PLATYGYRIUM, Bryol. Eur. 

 repens, Bryol. Eur. Old fences, and logs. 



48. PTERIGYNANDRUM, Hedw. 

 filiforme, Hedw. Rocks, and trunks. 



49. CYLINDROTHECIUM, Bryol. Eur. 

 J. cladorrhizans, Bryol. Europ. Old logs, &e. 

 2. seductrix, Bryol. Europ. Old logs aud roots of trees. 



50. NECKERA, Hedw., Bryol. Eur. 

 pennata, Hedw. Trunks of trees. 



51. CLIMACIUM, IVeb. & Mohr. 

 Americanum, Brid. Earth in moist places. 



