Hepatica of the Counties of Dublin and Wicklovj. 251 



SECTION II.— JUNGERMANNIACE^E. 



Sub-Tribe 1. — FrullaniejE. 



Frullania. Raddi. 



dilatata, Linn., Dumort. Jungermannia dilatata, Linn., Sp. PI., 



p. 1600. Frullania minor, Raddi, Jung, in Mem. Modena, U>, 



p. 21, t. 2, fig. 3. W. On the trunks of trees. D. Common, 

 tamarisci, Mich. L., Dumort. Jungermannia tamarisci L., Sp„ 



PI. 1. ed 2, p. 1134. Frullania major, Raddi, in Att. Soc. So. 



Modena, 18, p. 20. "VV. On the trunks of trees. D. Common, 

 germana, Taylor. Jungermannia germana TayL, in Trans. Bot, 



Soc. Edin, vol. 2, p. 43. F. tamarisci, var. e. germana. Carring. 



Irish Hepat., p. 457. W. On rocks, and on trees, Lough Bray. 



Lejeunea, Libert. 



hamatifolia, Hook. Dumort. Jungermannia hamatifolia, Hook, 

 Brit. Jung., t. 51. W. On the trunks of trees and on bare rocks, 

 near Powerscourt. D. At Woodlands, near Clonsilla. 



echinata, Hooker. Taylor. Jungermannia hamatifolia, var. /3. 

 echinata, Hook., Brit. Jung., 51. Lejeunea calcarea, Libert., 

 Aun. Gen. Sc. Pkys., 6, p. 373, t. 96, fig. 1. D. On limestone 

 rocks, and parasitic on the larger mosses, especially the genus 

 Thamnium, at Woodlands, near Clonsilla. 



minutissima, Smith. Dumortier. Jungermannia minutissima, 

 Smith, Engl. Bot., t. 1633. Jungermannia nlicina, Taylor, in 

 Trans. Bot. Soc, Ed. 1, p. 115. W. On the stems of trees and 

 on mosses, at Luggelaw and Powerscourt. D. Near Woodlands. 



serpyllifolia, Mich., Dicks. Libert. Jungermannia serpyllifolia, 

 Dicks., PL Crypt. Brit., 4, p. 19. W. On the trunks of trees 

 and damp banks. D. Common. 



Mackaii, Hooker. Jungermannia Mackaii, Hook., Brit. Jung, t. 

 53. Phragmicoma Mackaii, Dumort., Comm. Bot., p. 112. 

 D. Near Woodlands. 



Radula, Dumortier. 



complanata, Linn. Dumortier. Jungermannia complanata, Linn., 

 Sp. PI. j Hook. Brit. Jung., t. 81. W. On trees and rocks. 

 D. Common. 



Porella, Dillenius. 



laevigata, Bupp., Schrad. Lindberg. Jungermannia laevigata, 



Hook., Brit. Jung, t. 35. Madotheca laevigata, Dumort., Comm. 



Bot., p. 111. W. Damp rocks, Lough Bray, 

 platyphylla, Linn. Lindberg. Jungermannia platyphylla, L., 



Sp. PL, 1 ed., p. 1134. Madotheca platyphylla, Dumort., Comm. 



Bot., p. 111. W. On rocks, trunks of trees, and moss-covered 



banks. D. Common. 

 Thuja, Dicks. Jungermannia Thuja, Dicks., PL Crypt., 4, p. 19. 



W. On rocks and stones. 



