336 CYCLOCARPINEX [ACAROSPORA 
margin thin, flexuose ; paraphyses stoutish, subdiscrete, irregularly 
septate and slightly larger at the tips ; spores cylindrical, minute, 
3-4 p long, 1-1°5 p thick ; hymenial gelatine blue then wine-red 
(more especially the asci) with iodine.—<A. cervina Massal. Ric. 
Lich. Crost. p. 28 (1852); Mudd Man. p. 158 pro parte. Lichen 
fuscatus Schrad. Spicil. Fl. Germ. p. 83 (1794). LD. squamulosus 
Sm. Engl. Bot. t. 2011 (male) (1809) (non Schrad.). Psoroma 
cervina 8. F. Gray Nat. Arr. i. p. 444 (1821) pro parte. Lecanora 
squamulosa Hook. Fl. Scot. ii. p. 50 (1821) & in Sm. Engl. Fl. v. 
p- 187 pro parte (non Schrad.). L. cervina Cromb. Lich. Brit. 
p. 56 (1870) pro parte. L. fuscata Cromb. 1. c. pro parte & 
Monogr. i. p. 483; Leight. Lich. Fl. p. 186 pro parte; ed. 3, 
p- 171 pro parte. 
Ezxsice. Johns. n. 276; Leight. n. 24; Mudd n. 131. 
Differs from A. squamulosa in the smaller spores, and also in the 
form of the squamules, which are often rather thin. The plant is 
often sterile. 
Hab. On rocks, boulders and walls from maritime to upland 
situations.—Distr. Fairly common throughout Great Britain, rarer 
in Ireland.—B. M. La Moye, Jersey; Alderney; Guernsey; near 
Penzance, Cornwall; Morwell Rocks, Devon; Pulborough and near 
Hastings, Sussex; Gorleston, Suffolk; Ankerdine Hill, Worcester- 
shire ; Charnwood Forest, Leicestershire ; Buckstone, near Monmouth, 
and Crossfaen, Monmouthshire; Barmouth, Dolgelly and Aberdovey, 
Merioneth; Llyn Geironydd, Carnarvonshire; Oswestry and Haugh- 
mond Hill, Shropshire; Ayton and Guisboro’ Moors, Cleveland, York- 
shire; Egglestone, Durham; near Hexham, Northumberland; Staveley, 
Kendal, Westmoreland; King’s Park, Stirling; Ballachulish, Argyll ; 
Craig Calliach, Perthshire; Portlethen, Kincardineshire ; The Stocket 
near Aberdeen; Applecross, Rossshire; Dunkerron, Kerry. 
7. A. peliscyphoides Oliv. Lich, Eur. fase. ii. p. 76 (1909).— 
Thallus of crowded somewhat crenate squamules, cracked into 
areole, pale tawny- or reddish-brown (K(CaCl) + reddish). 
Apothecia becoming plane and rather large, the dise dark 
reddish-brown and granular-papillate, the thalline margin dis- 
appearing ; paraphyses coherent, flexuose, irregular, many-septate 
at the tips; spores numerous, oblong-cylindrical, 3-6 yp long, 
1-1°5 p» thick ; hymenial gelatine blue then wine-red with iodine. 
—Lecanora fuscata var. peliscyphoides Nyl. in Flora lv. p. 364 
(1872); Cromb. Monogr. i. p. 484. LL. peliscypha Cromb. in 
Journ. Bot. xi. p. 134 (1873) (non Nyl.) ; Leight. Lich. Fl. ed. 3, 
p. 172 (according to the locality). 
Differs from A. peliocypha in the chemical reaction similar to that 
of A. fuscata, and in the larger apothecia. 
Hab. On walls in a maritime district—B. M. Near Portlethen, 
Kincardineshire (the only British record). 
8. A. smaragdula Massal. Ric. Lich. Crost. p. 29 (1852) 
(errore smeragdula).—Thallus cartilaginous, cracked-areolate, or 
