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Pl.cell.aph. 4.CEN0THALAME^. 109. Parmelia. 439
Lichenoides crusta foliosa scutelJafa, flavescens. Rail Syn. 59.
Lichen parietinus, Lin. S. P. 1610,
Lnbaria parieiina, Hoffni. Germ. 158.
Parmelia parietina, Achar. Meth. '213 ; Lich. 465.
On walls, trunks of wood and stones.
10. Parmelia elmna. Olive-brown border-moss.
Thalliis round, nearly membranaceous, contiguous, folded,
radiated, olive-brown ; circumference lobed, lobes
deeply crenated, flat, nearly truncated; apothecia dark umber;
border not in the least cut.
Liclien elffiiniis, Wahlenh. Fl. Lapp. 425.
Lecanora ehfiiiia, Achar. Lich. 429.
Parmelia clisina, JVahknb. in Achar, Meth. Suppl. 45.
On rocks.
11. Parmelia pityrea. Pine border-moss,
T/ialliis round, grey, powdery; underneath white; fibrils
black ; central jags folded, torn, crisp, edge powdery ; outward
jags flat, rounded, crenate, hoary ; apothecia concave,
black brown, hoary; border not in the least cut.
Lichen lanu^inosus, Hoffm. Lich. 32.
Uchen iiityreus, Achar. Prod. 124; Ertgl.Bot.206i.
Lnbaria pulveracea, Hoffm. Germ. 153.
Parmelia pityrea, Achar. Lich. Univ. 483.
On the bark of the trunks of trees.
12. Parmelia Clementiana. Clement border-moss.
Tkallits round, greyish white, granularly powdery; underneath
the same colour ; fibrils very small, blackish ; jags
of the circumference flat, deeply crenate, rather naked;
apothecia pressed close, flat, brown black; border not in
the least cut.
Parmelia Clementiana, Turner in Traits. Lin. Soc. 9, 146.
Lichen Clenienti, Engl. Bui.
On the bark of oak-trees.
13. Parmelia lanuginosa. Woolly border-moss,
Thalliis round, white, slightly brimstone-yellow, powdery;
underneath black, bluish, woolly; lobes tiledlike,
flat, rounded, very finely crenated; apothecia red; border
powdery.
Lichen membranaceus, Dickson Crypt. 2,21.
Lichen lannginosus, Achar. Prod. 120.
Parmelia lanuginosa, Achar. Meth. 207 ;
i?c/j.465.
On the ground, and mosses on moist shady hills.