*1: On thin silty soil
among rocks and gravel in unshaded area on floor of disused
gabbro quarry, 65 m alt., Dean Quarries, SW8008/2024, 2009,
DTH 09-42 (BBSUK, DTH) (Rothero 2010:
77).
*2: Unshaded, part-bare
patches of stony soil in short grassland of car parking area
beside track at edge of heathland, ca 135 m alt., W. edge
of Retire Common, SW9977/6313, Jan. 2007, DTH 07-09
(BBSUK, DTH) (Rothero 2008: 61, Holyoak
2009); new to British Isles.
These are the first two records from Europe of a
weedy species that is widespread in the tropics and
subtropics. It was subsequently found at Porkellis Moor in
2010 (DC).
At Retire Common it grew on unshaded, part-bare
patches of stony soil in short grassland of car parking area
beside track at edge of heathland. It was frequent as
scattered plants and small patches (1 -2 cm across) in area ca 2 m in diameter.
Occurring in gaps amongst sparse low grasses, associated with
Barbula
convoluta, Bryum
dichotomum,
Ceratodon purpureus, Didymodon tophaceus,
cf. Funaria
hygrometrica (no capsules); Agrostis capillaris, Taraxacum sp., Sagina procumbens, Plantago
lanceolata, Poa
annua, Aphanes
sp. The B. apiculatum plants had
immature capsules and abundant axillary
gemmae.