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470 115.Lecidea. 4. CENOTHALAMEiE. Pl.cell.aph.
31. Lecidea incana.
Silver-grey lecidea.
Crust spreading, leprous floury, soft, uneven light greenish
grey; apothecia scattered, sessile, brownish; border
not cut, paler.
Byssns
56,2.
pulverulenta incana, fariiiaj iiistar strata, Dilhn in Rail Syn.
Byssus incana, Lin, S. P. 1639.
Lichen incanus, Achar. Prod. 1 ; Engl. Bot. 1683.
Pulveraria incana, Florkein Berl.Mag. 1807,7.
Lepraria incana, Achar. Met/i. 4 ; Lic/i. 6S5.
On the bark of trees, on mosses and the ground,
32. Lecidea vernaUs. Springtide lecidea.
Crust very thin, greenish white; apothecia slightly bordered,
afterwards nearly globular, crowded, conglomerated,
rusty flesh- colour.
Lichen vernal is, Lin. Syst. Nat. ed. 12, 3, 234 ; E/igl. Bot. 845.
Lecidea vernalis, Achar. Meth. 68; Lich. 198, excl. var. H.
On mosses, which it encrusts.
33. Lecidea sulphurea. Brimstone lecidea.
CriLst tartarlike, cracked, broken, uneven, smooth, pale
brimstone-colour; apothecia adnate, flat, scarcely bordered,
brown and hoary, paler in the circumference, grow irregular
and convex.
Liciien sulphnreiis, Achar. Prod. 58; Engl. Bot. 1186.
Verrncaria sulphurea, IIoffm. Germ. 190.
Lecidea sulphurea, Wahlenb. Lapp. 477.
Pannelia sulphurea, Achar. MkUi. 159.
Lecanora sulphurea, Achar. Lich. 399.
On rocks and stones.
34. Lecidea oroslhea. Mountain lecidea.
Crust cracked in beds, uneven, rather powdery, brimstone
yellow; apothecia small, sessile, slightly convex, not
bordered, nearly the same colour, grow hemispherical, pale
brownish, paler towards the bottom.
Lichen orostheus, Achar. Prod. 38; Engl, Dot, 1549.
Lecidea oroslhea, Achar. Meth. 72.
Lecanora orosthca, Achar. Lich, 400.
On rocks.
35. Lecidea decolorans. Bleached lecidea.
Crust granular, greyish white, granules falling into powder;
apothecia flattish, vermillion-red, flesh-grey, livid and
brown, border raised, paler, grows bent.