Hepatice of the Counties of Dublin and Wicklow. 251 
SECTION IL—JUNGERMANNIACEA, 
SuB-TRIBE 1.—FRULLANIES. 
Frullania. Raddi. 
dilatata, Linn., Dumort. Jungermannia dilatata. lLinn., Sp. FI., 
p- 1600. Frullania minor, Raddi, Jung, in Mem. Modena, 13, 
p- 21, t. 2, fig. 3. W. On the trunks of trees, D. Common. 
tamarisci, Mich. L., Dumort. Jungermannia tamarisci L., Sp. 
Pl. 1. ed 2, p. 1134. Frullania major, Raddi, in Att. Soc. Se. 
Modena, 18, p. 20. W. On the trunks of trees, D. Common. 
germana, Taylor. Jungermannia germana Tayl., in Trans. Bot. 
Soc. Edin, vol. 2, p.43. IF’. tamarisci, var. «. 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. /. 
arate Hook., Brit. Jung., 51. Lejeunea valcarea, Libert., 
Ann. Gen. Sc. Phys., 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 ulicina, Taylor, in 
Trans. Bot. Soc., Ed. 1, p. 115. W. On the stems of trees anil 
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. Pl.; Hook. Brit. Jung., t 81. W. On trees and rocks. 
D. Common. 
Porella, Dillenius. 
levigata, Rupp., Schrad. Lindberg. Jungermannia levigata, 
Hook., Brit. Jung, t. 35. Madotheca leevigata, Dumort., Comm. 
Bot., p. 111. W. Damp rocks, Lough Bray. 
platyphylla, Linn. Lindberg. J ungermannia platyphylla, L., 
Sp. Pl, led., 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. CETTE Avmp. 19. 
W. On rocks and stones. 
