472 115. Lecidea. 4. CENOTHALAMEiE. Pl.cell.aph. 
39. Lecidea rupestris. Rock lecidea. 
Crust thin, tartarlike, not broken, greyish white ; apo- 
thecia sunk, flat, bordered, when old convex, border some- 
times disappearing, bald, brownish red, inside the same 
colour. 
Lichen rupestris, Scopoli Cam. 1372. 
Lichen calvus, Dickson Crypt. 2, 18 ; Engl. Bot. 918. 
"Verrucaria rufescens ? Hojfm. Germ. 173. 
Lecidea rupestris cal vo, Achar. Meth. 70. 
Lecidea rupestris, Achar. Lich. 206, exc. var. j8. 
On rocks, especially lime-stone. 
40. Lecidea luteola. Yellowish lecidea. 
Crust thin, whitish, granules nearly globular, pale be- 
coming dirty grey ; apothecia sessile afterwards convex, 
brownish yellow. 
Lichen vernalis, Hnffm. Lich. 5, 1 ; Engl. Bot. 845. 
Lichen luteolus, Schrad. Germ. 85. 
Lichen porriginosus, Turner in Linn. Trans. 7,94. 
Lichen rubelius, Ehrh. Crypt. 14, 136. 
Verrucaria rubella, Hojfm. Germ. 174. 
Verrucaria vernalis, Ilojfm. Germ. 175. 
Lecidea luteola, Achar. Meth. 60; Lich. 195, a, /3, y, 8, e, excluding 
On the bark of trees. 
41. Lecidea carneola. Flesh-red lecidea. 
Crust, thin, membranaceous, grey, at length granular, 
nearly powdery; apothecia sessile, concave, thick, swollen, 
brownish flesh-colour, border similarly coloured, when old 
convex. 
Lichen corneus, Withering Bot.Arr. 4,20; Engl. Bot. 965. 
Lecidea cornea, Achar. Meth. 56. 
Lecidea carneola, Achar. Lich. 194. 
On the scaly bark of trees. 
42. Lecidea arcenlina . Whitish lecidea. 
Crust very thin, naked, whitish ; apothecia flattish, slightly 
bordered, purplish wax-colour, brown and black. 
Lichen Griffithsii, Engl Bot. 17 35. 
Lichen corneus, Withering Bot. Arr. 4, 20. 
Lecidea luteola 3- and <, Achar'. Lich. 197. 
On oak-trees. 
43. Lecidea fusco-lutea. Yellow-brown lecidea. 
Crust spread, very thin, membranaceous, whitish and 
grey, rather shining, slightly granular; apothecia super- 
ficial, flat, brownish yellow, growing reddish brown ; edge 
paler, raised, at length bent. 
