rock-inhabiting
tree moss
rock plant
genus Roccella
rupicolous plant
rupestral plant
saxicolous plant
rupestrine plant
bioreceptive
pruina
grey polypody
rockery
resurrection fern
Polypodium polypodioides
rock garden
gray polypody
rock-loving
beard moss
lichenology
epilith
beard lichen
Usnea barbata
fernshaw
rock tripe
braky
brambly
Cryptogramma acrostichoides
American rock brake
lichen
American parsley fern
lichexanthone
mossery
lichenography
parelle
northern oak fern
lichening
Lygodium
Gymnocarpium robertianum
limestone fern
lichenoid
lichenan
genus Lygodium
mountain bladder fern
Cystopteris montana
Usneaceae
family Usneaceae
bog moss
ferny
chloromorph
fernland