Resurvey of the Corticolous Lichen flora of Epping Forest
Epping Forest Historical Records________1784-1919 1969-71 1989-91 2003
P. leptalea________________________________*_______________________________________
P.tenella__________________________________*_______________________*___________*
Physconia distorta_________________________*_______________________________________
P. grisea_________________________________*_______________________________________
P. pulverulenta____________________________*_______________________________________
Placynthiella icmalea_______________________*_______________________*________________
Platismata glauca__________________________*_______________________*___________*
Punctelia . subrudecta______________________*__________________________________*
P. ulophylla________________________________________________________________*
Pleurosticta acetabulum____________________*_______________________________________
Pyrenula chlorospila___________________________________*____________________________
P.macrospora_____________________________*_______________________________________
Pyrenula nitidella__________________________*_______________________________________
Pyrrhospora quernea__________________________________*____________________________
Ramalina calicaris_________________________*_______________________________________
R.canariensis_____________________________*_______________________________________
R. farinacea_______________________________*_______________________*___________*
R. fastigiata_______________________________*_______________________________________
R. fraxinea________________________________*_______________________________________
Rinodina exigua___________________________*_______________________________________
R.gennarii__________________________________________________________________*
R. roboris_________________________________*_______________________________________
Schimatomma decolorans__________________*___________*___________*___________*
Scoliciosporum chlorococcum______________________________________*___________*
Strangospora moriformis (pinicola)___________*_______________________________________
Thelotrema lepadinum______________________*_______________________________________
Trapeliopsis flexuosa______________________________________________*________________
T. gelatinosa_____________________________________________________[83__________*
T. granulosa______________________________________________________*___________*
T. pseudogranulosa_______________________________________________*___________*
Usnea cornuta____________________________*_______________________________________
(J. glabrata________________________________*_______________________________________
U.subfloridana____________________________*_______________________*________________
Xanthoria aureola__________________________*_______________________________________
X.candelaria______________________________*__________________________________*
X parietina_______________________________*_______________________*___________*
X.polycarpa________________________________________________________________*
82 Essex Naturalist (New Series) 20 (2003)