16 THE LICHENS OF PERTHSHIRE 
above ft. sliibade owe $s granatina, ae fuscatula, 
Ephebeia hides Sphaerophorus coralloides, S. fragilis, Platysma 
Fahlunense, P. commixtum, Parmelia omphalodes, P. saxatilis, P. 
stygia, P. lanata, P. triste, P. alpicola, Gyrophora cylindrica, G. 
erosa, G. arctica, G. polyphylla, G. hyperborea, Squamaria gelida, 
sonbay arias ventosa, Lecanora picea, oo atra, L. ahr age apes: 
'p 
sentiens, L. paneola, L. pheenterodes, L. sorediza, L. crustulata, 
L. confluens, L. cinerascens, L. tessellata, L. lapicida, L. litho- 
es L. plana, L. lactea, L. auriculata, L. armeniaca, L. marge 
a, L. agleoides, L. ‘Fusco atra, L. griseoatra, L. moet Oe 
Busilia deludens, B. atrobadia, Biatorina rhypodiza, Biatorella 
Morio, Rhizocarpon confervoides, R. geographicum, R. postumum, 
fi. obscuratum, Lithographa tesserata, and Microthelia exerrans. 
The following may be classed as Chasmophytes, growing on 
earth or mosses in chinks or on led nd very rarely indeed 
occurring on bare rock :—Schizoma lichinodeum, Collema ceranis- 
‘ , Peltidea venosa, Solori ocea, S. b , Pan- 
1Spo 
nara brunnea, Pannularia delicatula, Phialopsis rubra, Lecanora 
riza var. curvescens, Cladonia verticillata, ". cervicornis, 
C. macrophylla, C. squamosa, Lecanora nivalis leptacina, 
Aspicilia oculata, Lecidea lurtda, L. rubifo rmis, = rhizobola, 
L. cupreiformis, L. epiphorbia, Biatorella fossarum, Biatorina 
candida, Bilimbia sabulosa, B. rhecoblephara, B. squalida, Bacidia 
flavovirescens var. alpina, B. ata, Lopadium pezizoideum, 
L. fuscoluteum, L. fecundum, Dermatooarpon lachneun, D. hepatt- 
cum, Thelopsis melathelia, Dacampia Hookeri 
AUTHORITIES QUOTED AND ABBREVIATIONS USED. 
The principal published sources of records aa to Perth- 
— lichens are detailed below. We have to thank Messrs. 
M. Holmes, J. Hunt nter, W. G. Travis, W. Beit and §. 
Waass for notes or specimens. Our thanks are al 
so due to 
Mr. Britten and Dr. Stirton for assistance with the Bibliography. 
Baker =John Gilbert Baker, F.R.S. 
re eis cian Oke lanes He was associated with 
Sieve “Isaac Carroll (1828-80). ‘Contributions to British 
Lichenology.”” The species enumerated were discovered by 
s; the new w 
title rad given in J. a 1865, 286 ; 1866, 22; 1867, 255. 
