1898--1902. No. 21.] LICHENS. 35 
Aspicilia Prevostii (FR.) TH. Fr. — Tu. Fr. Scand. p. 288. —Spitsb. 
— On rocks. 
Aspicilia rhodopis Tu. Fr. — Tu. Fr. Arct. p. 136. — Spitsh. — 
On rocks. 
Aspicilia verrucosa Acu. — Tu. Fr. Scand. p. 273. — Am., Greenl., 
Spitsb., Icel. — Over moss and earth. — E.P.S.N. King Oscar Land, 
Harbourfjord (26, 33), South Cape (34), Goosefjord (39, 41, 45, 49, 50), 
Vendom Kap (55), Exkrementbugten (56), Landsend (88); North Devon 
(65, 66). 
Parmelia Acu. 
Parmelia alpicola Tu. Fr. — Birrer Hypogymn. p. 261. — Am., 
Greenl., Spitsb., Icel. — On rocks. — E. P. S. N. Greenland (2); King Oscar 
Land, Goosefjord (38). 
Parmelia Kamtschadalis (Acu.) Escaw. — Hue Extra. n. 222. — 
Am. — On trees. 
Parmelia caperata (L.) Aca. — Tu. Fr. Scand. p. 127. — Am. — 
On rocks. 
Parmelia centrifuga (L.) Acu. — Tu. Fr. Scand. p. 128.— Am. — 
Greenl., Spitsb. — On rocks. — E. P. S. N. King Oscar Land, Goose- 
fjord (48). 
Parmelia conspersa (Euru.) Acu. — Tu. Fr. Scand. p. 127.— Am., 
Greenl. — On rocks. 
Parmelia encausta (Smitn) Nyt. — Brrrer Hypogymn. p. 256. — 
Am., Greenl, Spitsb., Icel. — On rocks. 
Parmelia farinacea Birrer. — Bitter Hypogymn. p. 199.—E.P.S.N. 
Ellesmereland, Bedford Pim Island (21). — On bark. 
Parmelia incurva (Pers.) Fr.— Tu. Fr. Scand. p. 129 — Greenl., 
Spitsb., Icel. — Over wood and stones. 
Parmelia lanata Wattr.— Tu. Fr. Scand. p. 126.— Am., Greenl, 
Spitsb., Icel. — Over stone, rarely hard wood.—E. P. S. N. Ellesmereland, 
Framsharbour (15—17); King Oscar Land, Harbourfjord (24, 27), Goose- 
fjord (88—40, 48—50). 
Parmelia obscurata (Acu.) Brrter. — Bitter Hypogymn. p. 214.— 
Am. — On rocks. 
Parmelia olivacea (L.) Acu.— Tu. Fr. Scand. p. 121.—Am., Green. 
Ice]. — On bark. 
Parmelia omphalodes (L.) Nyt. — Tu. Fr. Scand. p. 114.— Am., 
Greenl., Spitsb., Icel—On stone and over earth.— E. P. S. N. Ellesmereland, 
Cape Viele (10), Cape Rutherford (14); King Oscar Land, Goosefjord (88— 
41, 48). 
