*1: Stunted oak in
partly felled woodland N. of Gwennap near Redruth, July 1961,
JAP (BBSUK) (Warburg 1962: 371, Paton 1969a:
*2: Wenford in the
Camel valley, 1891, RVT (B) (Paton 1969a:
3: 188 gives record from Scilly (SV91), but
Paton MS. discounts 'St Mary's, Read'
Grows on steep or vertical bark. Most Cornish
records are of small patches but at least twice of larger
patches on old trees (patchily over up to 1.5 m top to
bottom). Seven records in vc1: on trunk of old Ash tree at
edge of pasture, on trunks of Grey Willows in carrs and at
edge of deciduous grove, in scrub on old mining ground and at
upper edge of inundation zones beside reservoir, and on
horizontal branch of Hazel in edge of woodland above creek.
Most sites were partly but not heavily shaded. In vc2: three
times on Grey Willows in scrub, once on large oak near R.
Tamar, once on Sycamore in open woodland near stream, once on
Wych Elm. Associates recorded: Cololejeunea
minutissima, Frullania dilatata, Hypnum cupressiforme
resupinatum, Orthotrichum affine,
Foliar gemmae apparently always present. Not seen