rigida (Hedw.) Limpr. – Listed for vc1 by Paton 1969a: 720
on basis of old specimen (Camborne, 1862, WC (PNZ)), although
remarks that it is 'very common on wall tops near Penzance'
(in Greenwood 1844) were thought
to refer to A. aloides]. Penzance record was excluded by MOH in
Corley & Hill (1981) but perhaps without checking the