to show rhizoidal tubers and purple rhizoids.
*1: Prah Sands, 1961, HLKW (Paton 1969a:
*2: Soil on wall beside road,Rocky Valley, Tintagel, Dec.
1963, JAP (BBSUK)
(Warburg 1965b: 867, Paton 1969a: 737).
This species was poorly understood before the
revision by Crundwell & Nyholm (1964); older records are
given only where determinations of old specimens have been
revised more recently.
Habitat notes from C&S are as follows. Frequent
records from soil in arable fields, its commonest habitat
(cereal stubbles, brassicas, set-aside), with Barbula convoluta, Barbula
Dicranella staphylina, Trichodon
Entosthodon fascicularis, Funaria
Tortula truncata, rarely Didymodon tomaculosus.
In small quantity on partly bare gravelly soil of roadside
lay-by, almost unshaded, near Barbula convoluta, Barbula unguiculata,
Bryum argenteum, Bryum dichotomum, Dicranella
Trichodon cylindricus, Tortula truncata.
Soil exposed in roadside ditch. On light loamy soil exposed in
mainly bare patch on roadside bank near estuary, lightly
Only identified when rhizoidal tubers seen (which
often abundant). Not seen c.fr. [unknown c.fr. in British