Pl. cell. aph.. 4. CENOTHALAME. 109. Parmelia. 437 
Lichenoides subglaucum eumatile, ‘foliis tenacibns, eleganier laciniatis, 
Dillen Musc. 197. 
Lichen laciniatus, Hudson Fl. Angl. E44, 
Lichen mutabilis, Ehrh. Crypt. 5, 50. 
Lichen glomuliferus, Lightf. Scot. 853. 
Lobaria glomulifera, Hoffm. Germ. 148, 
Parmelia glomulifera, Achar. Meth. 218; Lich, 45€. 
On the roots and trunks of trees. 
2. Parmelia caperata. Caper berder-mass. 
Thallus round, pale yellow, greenish, wrinkled, growing 
granulated; underneath black, hispid; lobes folded, sinu- 
ated, jagged, rounded, slightly cut; apothecia scattered, 
rather brown; order bent, not cut, at length powdery. 
Lichenoides crusta foliosa, ex cinereo et luteo'virescente, inferne nigra 
et Ixevi, Rati Syn. 73, 62. 
Lichen caperatus, Lin. 8. P. 1614; Engl. Bot. 654. 
Lobaria caperata, Hoffm. Germ. 148. 
Parmelia caperata, Achar. Meth. 216; Lich. 457. 
On rocks and the trunks of trees. 
3. Parmelia Borreri. Borrer’s border-moss. 
Thallus round, grey, interspersed with grey-bordered 
sorediz; underneath brownish, spongy, -fibrilled; lobes 
concreted, folded; outer lobes rounded, deéply crenate ; 
apothecia red ; border swollen, bent inwards. 
Lichen Borreri, Engl. Bot. 1780. 
Parmelia Borreri, Turner in Lin. Tr. 9,148; Achar. Lich. Univ. AGI. 
On the bark of trees. 
4. Parmelia perlata. Pearl lorder-nioss. 
Thallus round, greenish white, naked ; underneath black- 
ish brown, rather naked or villous; lobes rounded, cut, flat, 
edge slightly folded, not.cut; apothecia red; border thin, 
not in the least cut. 
Lichenoides glaucum perlatum, subtus nigrum et:cirrosum, Dillen Muse. 
147. 
Lichen perlatus, Huds. Fl. Angl. 543. 
Parmelia perlata, Achar. Meth. 216; Lich, 458. 
On the trunks of trees, and recks. 
5. Parmelia perforata. Perforated border=moss. 
Thallus round, rather sea-green, naked; underneath 
black, fibrilled; lobes rounded, cut, flat; edge folded, cre- 
nate, fringed; apothecia red, growing perforated ; border 
not in the least cut. 
