LOBARIA | STICTACEX plas 
herbacea De Not. in Giorn. Bot. Ital. ii. p. 180 (1846); Cromb. 
Lich. Brit. p. 32. R. letevirens Leight. Lich. Fl. p. 121 (1871) ; 
ed. 3, p. 113. 
Ezsicc. Cromb. n. 40; Dicks. Dried Plants, n. 23; Johns. 
nos. 81, 82; Larb. Lich. Hb. n. 326 ; Leight. n. 75. 
Somewhat resembling the preceding but with a thinner less 
coriaceous thallus. Apothecia and spermogones are generally present. 
Several specimens (Johns. n. 82, etc.) bear apothecia in which the 
margins have become partly and minutely laciniate. 
Hab. On the trunks of old trees, occasionally on mossy boulders.— 
Distr. General and mostly common throughout the British Isles.— 
B. M. Island of Bréchou; near Rozel, Jersey; Bryer Island, Scilly ; 
Boconnoc and St. Minver, Cornwall; Ivy Bridge, South Brent, near 
Totnes, Becky Fall and near Harberton, Devon; New Forest, Hants; 
Shanklin and Appuldurcomb, Isle of Wight; Ardingly and Charlton 
Forest, Sussex ; Charnwood Forest and Bardon Hill, Leicestershire ; 
Dynevor Castle, Carmarthenshire; near Dolgelly, Aberdovey and 
Barmouth, Merioneth; Bettws-y-Coed, Carnarvonshire; Anglesea ; 
Derbyshire; Baysdale, Cleveland, Yorkshire; near Egglestone, Dur- 
ham; Windermere and near Stockgill, Westmoreland; Keswick and 
Calder Abbey, Cumberland; New Galloway, Kircudbrightshire ; 
Largs, Ayrshire; near Inverary, Barcaldine and Appin, Argvll; The 
Trossachs, Glen Lochay, Craighall and Bracklin Falls, Perthshire ; 
Lochaber, Invernessshire ; Cawdor Woods, Nairnshire; Applecross, 
Rossshire ; Killarney and Cromaglown, Kerry; near Kylemore, Gal- 
way; Clare Island, Mayo. 
4. L. pulmonaria Hoffm. Deutschl. Fl. ii. p. 146 (1795).— 
Thallus wide-spreading, rigid, shining, pitted-reticulate, with 
narrow rather sinuate truncate lobes at the margins, generally 
sorediiferous on the ridges, more rarely bearing isidia, olive-green 
when moist, tawny- or dark-brown when dry, beneath unequal, 
bullate or blistered opposite the pits on the upper surface, 
whitish with a reddish-brown tomentum between the bullate 
swellings. Apothecia moderate in size, marginal or sub- 
marginal, light-red or dark-brown, the margin thin, entire or 
becoming crenulate, at length excluded; spores 1—3-septate, 
18-30 p» long, 5-9 p thick.—Cromb. in Grevillea xv. p. 76 
(1887). Lichenoides peltatum arboreum maximum Dill. in Ray 
Syn. ed. 3, p. 76, n. 86 (1724). Lichenoides pulmoneum reticulatum 
vulgare, marginibus peltiferis Dill. Hist. Muse. p. 212, t. 29, fig. 
113 (1761). Lichen pulmonarius L. Sp. Pl. p. 1145 (1753) ; 
Huds. Fl. Angl. p. 449; Lightf. Fl. Scot. ii. p. 831; With. Arr. 
ed. 3, iv. p. 54; Engl. Bot. t. 572. Parmelia pulmonacea Ach. 
Meth. Lich. p. 220 (1803). Sticta pulmonacea Ach. Lich, Univ. 
p. 449 (1810) (inel. var. pleurocarpa); 8. F. Gray Nat. Arr. i. 
p. 430; Mudd Man. p. 87, t. 1, fig. 25; Cromb. Lich. Brit. p. 31 ; 
Leight. Lich. Fl. p. 118; var. aggregata Del. Stict. p. 143, t. 17, 
fig. 62 (1825). S. pulmonaria Hook. FI. Scot. ii. p. 58 (1821) & 
in Sm. Engl. Fl. v. p. 206; Tayl. in Mackay FI. Hib. i. p. 151; 
Leight. Lich. Fl. ed. 3, p. 111. Tree lungwort. 
I 2 
