452 112. Rinod. 4. CENOTHALAMErE. Pl.cell.oph . 
12. Rinodina varia. Variable rinodine. 
Crust unequal, granulated, rather warty, pale greenish ; 
apothecia crowded ; centre flat, pale, brownish and varie- 
gated; thailoid border raised, rather bent in, afterwards 
bent, slightly crenulate. 
Lichen varius, Ehrh. Crypt. 7, 68 ; Engl. Bot. 1666. 
Verrucaria varia, Hoffm. Germ. 196. 
Parmelia varia, A char. Meth. 178. 
Lecanora varia, Achar. Lich. 377. 
On planks, palings, and wooden buildings. 
1 3. Rinodina apochroea. Different-coloured rinodine. 
Crust scarcely any ; apothecia thickly scattered in a very 
thin coat, smooth, sea-green white, naked, frequently with 
soredia, centre flattish, pale, yellow, livid brown or black; 
thailoid border thin, rather crenulate, pale yellowish, even 
with the centre. 
Parmelia sulphureo-nigricans, Florke in Berl. Mag. 1809, 197. 
Spiloma vitiligo, Achar. Lich. 138. 
Spiloma sorediatum, Achar. Lich. 139. 
Parmelia eerina ravida, Achar. Meth. 175. 
Lecanora varia, Achar. Lich. 378. 
On timber- work. 
14. Rinodina rubricosa. Ruddle rinodine . 
Crust cracked in beds, slightly granular, whitish ; apo- 
tkecia with the centre flat, rust-colour, afterwards brown ; 
thailoid border white or yellowish, at last bent. 
Lichen csesio-rufus,- Schrad, Germ. 80; Engl. Bot. 1040. 
Palellaria arenaria ? Hoffm. Lich. 58, 1. 
Lichen arenarius, Dickson Crypt. Brit. 4, 23. 
Parmelia eraspedia, Achar. Meth. 172. 
Lecanora eraspedia, Achar. Lich. 391. 
Lecanora rubricosa, Achar. Lich. 386, 
On stones and roeks, especially sandstone. 
d. Apothecia always hoary ; cenire greyish black , sea-green^ 
or variously coloured. 
1 5. Rinodina tuberculosa. Tubercular rinodine. 
Crust greyish green, granulated with nearly globular 
warts, circumference fibrous, radiated; apothecia inter- 
mixed; centre rather concave, at last flat, sea-green black, 
hoary; thailoid border raised, thick. 
Lichen tuberculosus, Engl. Bot. 1733. 
Lecanora (Rinodina) tuberculosa, Achar. Syn. 164. 
On flint stones. 
