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...or pale coloured (
Physcia
)
Hairs:
thin transparent hairs, sometimes visible only with a strong magnifying glass.
Rhizines:
rootlet-like structures that anchor foliose lichens to the substrate. Some examples are
provided below.
Bulbate rhizines
and cilia of
Bulbotryx
.
Dichotomously branched rhizines
of
Hypotrachyna.
