186 THE LICHEN-FLORA 



Forma rugosa, (Pers.) whitish, thickish, determinate, often 

 limited, granulato-rugose ; apothecia pale or fuscescent, plane, 

 margin elevated, thick, rugose or rugoso-crenate ; paraphyses crowded. 



On trees. 



Syn:— horiza, Ach. L. U. 394. p. p. (1810.) Syn. 157. Nyl. Scand. 160. 

 Stiznb. 1. c. 



Exs :— Anzi Veil. 38. Anzi It. S. 188. 189. Mudd 112. 



Geog. Distbib :— Europe. 



Bot. Prov:-5...10...15.. (19— 30.) 



England :— Oswestry ! Bev.. T. Salwey, Cliffrigg ! Cleveland. Mr. Mudd. 

 Aymestrey ! Herefordshire. 



Scotland : — Balthayock Woods ! Perth. Dr. Lindsay. 



Ireland : — Common. Mr. Carroll. 



" Spores .010—18 mm. long, .007—010 mm. broad." {Nyl.) 



Forma argentata, Ach. whitish, thin, sublcevigate or slightly 

 rugoso-unequal (on rocks granuloso or areolato-verrucose) ; apoth- 

 ecia plane or convex, fuscous or fusco-pallescent, margin entire ; 

 paraphyses free. 



On trees and rocks. 1793. 



Syn:— Ach. L. U. 393. (1810.) Syn. 157. glabrata, Ach. I. c. on rooks campes- 

 tris, Schaer. En. 75. Nyl. Scan. 160. Stiznb. 1. c. 



Fig :— Hepp Sporen t. 8. f. 63. E. Bot. 450. 



Exs :— Maudon 3. 54. Anzi It. S. 185. Fellman 125. 126. M. & N. 740. Schaer. 

 609. Lindig 154. Anzi It. S. 191. 192. Anzi Ten. 36. 40. Hepp 63. Nyl. Pyr. 

 Or. 32. 



Geog. Disteib : — Europe. 



Bot. Prov :— 1 3.. .5, 6,...10...15...19...26...30. 



England : — Yorkshire, common. Mr. Mudd. Ludlow, Shropshire. Dr. Ba- 

 bimjton Chudleigh Woods ; Dartmouth ; Stoke Wood, Devon. Mr. Parfitt. 

 Kelvedon and Totham, Essex. Mr. Varenne. Grove Lane, Cirencester. Mr. W. 

 Joshua. 



Scotland : -On rocks. Mr. Dickson. (1793.) 



Ireland : — Ardglass co. Down. Dr. Maimgay. near Cork Harbour. Mr. 

 Carroll. Kylemore Mountains ! and near Ballinahinch. Mr. LarbaUslier. 



Wales : — Capel Curig ! Fishguard Harbour ! Pembrokeshire. 



" Spores .011—16 mm. long, .007—010 mm. broad." (Nyl.) 



Forma intumescens, (Kebent.) whitish, sublimitate, very thin, 

 smooth, at length rimoso-areolate ; apothecia convex, fuscous or 

 nigro-fuscous, sometimes livido-pruinose, margin thick, snow-white, 

 inflexed, sometimes crenulate ; paraphyses crowded, thick. 



On trees. 



SYNi-Rebent. Fl.Neomarch 301. (1804.) Stiznb. L c. 



Fig :— Hepp Sporen t. 70 f . 614. 



Exs:— Anzi Langob. 102. Arn. 273. 497. Hepp 614. Rabh. 916. 



Geog. Distblb :— Europe. 



Bot. Phov : — 5. 



England :-Stannor Hill ! Herefordshire. (1864.) 



Forma coilocarpa, Ach. whitish, sublimitate or limitate, thin, 

 unequal or granulato-rugose (on rocks thicker, verrucoso-diffract) ; 

 apothecia small when young, concave, fuscous-black or nearly 

 black, margin entire or sub-entire; paraphyses free, slender. 



On trees and rocks. 



Stn :— Ach. L. U. 393. (1810.) Syn. 157. Nyl. Scand. 161. Stiznb. 1. c. pinastri 

 Schser. En. 74. 



Exs :— Schaer. 310. Hepp 184. Anzi It. S. 186. Wright 117. Lindig 160 

 Leight. 52. Larbal. 77. 



Geog. Disteib : — Europe. 



Bot. Peov :— 2, 3...5, 6, 7...10...15...23...31. 



