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Photo
by Dr M Lueth ©.
*1: Coast near St Just, 1884, WC (NMW) (Paton 1969a: 700).
*2: Amongst mosses, rock on stream bank, Wanson
Water, S. of Widemouth, Feb. 1961, JAP (Paton 1962: 360,
1969a: 700).
Usually in rather small amounts, commonly as small
patches amongst other bryophytes. Habitat notes from Cornwall
are as follows. On faces of serpentinite boulders, sometimes
in old walls, well shaded by bushes and deciduous saplings;
with Kindbergia
praelonga and other mosses. Lamorna: among mosses on steep
faces of granite boulder and on steep base of Ash trunk, both
near stream under Ash trees. Most often near coast, but found
far inland near Cadson Bury, on thin soil over steep slaty
rock of old quarry shaded by deciduous woodland (with Heterocladium heteropterum
var. flaccidum,
Lejeunea
lamacerina). With Lejeunea lamacerina on
bark of large old coppiced Sycamore in sheltered small valley.
Steep soil of streambanks, partly shaded by deciduous trees.
Steep acidic soil of bank beside track in woodland, part
shaded (with Calypogeia
fissa, Dicranella
heteromalla, Pseudotaxiphyllum
elegans).
Perianths seen: 10. Often ? c.fr.: capsules
immature 3, 12, dehiscing 3.
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