*1: Kerris Moor, 1869,
WC (OXF) (Paton 1969a: 707).
*2: St Breward, 1905,
RWS (TRU) (Paton 1969a:
A common epiphyte, on bark of trunks and sometimes
branches (or even twigs) in deciduous woodland and woodland
edges (on Alder, Ash, Beech, Hazel, Sessile Oak, oak; once on
Cortaderia), an old
orchard, and sometimes scrub or carr of Grey Willows.
Associates include Frullania dilatata, Hypnum andoi, Isothecium myosuroides
myosuroides, Metzgeria furcata, Ulota bruchii, Ulota crispa, less
Other habitat notes are as follows. On serpentinite
of S.-facing crag and low serpentinite rocks in quarried areas
on Lizard heaths, unshaded. Serpentinite, gabbro, slaty and
granitic rocks and firm soil high on sea-cliffs or above them,
unshaded, often in very exposed sites and commonly growing
over or mixed with mosses. Mainly unshaded, on tops and sides
of granitic boulders, e.g. on old walls, tors, block screes
below tors, in old quarries and on quarry spoil (often
associated with Isothecium myosuroides
myosuroides, near Dicranum scoparium).
On soil on almost unshaded dry end of bank near edge of grove
Frequently cper: 1, 2, 4, 5, 12. Not seen