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Comments Disjunct from Scotland? Edge of GB range? Prop (%) of GB population Wales extant (post-1970) Wales hectads (all records) Significant decline? Europe Red List Section 42 Wales Native/alien status Criteria Wales Red List Taxon MLH GB Red List 2011 GB Red List 2005 L Petalophyllum ralfsii Native VU 17 16 55 Brownslade Burrows population is larger than all others in GB combined, recorded from 19 sites in Wales and extant in at least 17 but lost from Morfa Bychan & Tywyn Burrows, apparently increasing in south-west England (Holyoak, 2002) NT NT H Phaeoceros carolinianus Arch? 6 5 29 Less rare than previously thought (Blackstock & Bosanquet, 2004), with 6 extant sites in Monmouthshire and specimens from Cardiganshire (Llanfarian, 1920), Carmarthenshire (Llandinio, 1981) and Pembrokeshire (Llan-mill, 2006) H Phaeoceros laevis Native M Phascum cuspidatum var. cuspidatum Native M Phascum cuspidatum var. papillosum WL Native >50% 1 0 0 Lost from Caernarfon, but taxonomically dubious M Phascum cuspidatum var. piliferum Native 8 7 11 Very scattered around the Welsh coast M Philonotis arnellii Native 40 32 36 M Philonotis caespitosa Native 31 18 23 M Philonotis calcarea Native CR RE M Philonotis cernua EX Native Rare >50% 1 0 0 S Yes Lost from Meirionydd (Cwm Bychan to 1939; Hill, 1988) and last seen in Britain in 1960, so perhaps almost extinct in Europe M Philonotis fontana Native M Philonotis rigida EN A Native >50% 13 6 35 E Eastern edge in Radnorshire (Water-break-its-neck 1965), the most inland locality in GB; rare on the north Wales coast (Hill, 1988) and at one site in Pembrokeshire (near Ceibwr Bay) M Philonotis seriata RE Native >50% 1 0 0 S Yes Southern edge in Caernarfon (Carneddau; Hill, 1988), lost from 1 or perhaps both sites LC NT M Philonotis tomentella CR B Native 1 1 6 S Southern edge in Caernarfon (Moel Hebog; Hill, 1988) M Physcomitrium pyriforme Native NT LC M Physcomitrium sphaericum VU D2 Native Rare 2 2 11 S Lost from SE England, southern edge now in Carmarthenshire (Lower Lliedi Reservoir), also in Brecknock (Pontsticill Reservoir) (Motley & Bosanquet, 2005) M Plagiobryum zieri Native 36 29 13 S Southern edge in Monmouthshire/Glamorgan L Plagiochila asplenioides Native L Plagiochila bifaria Native L Plagiochila britannica Native L Plagiochila exigua Native 18 13 6 S Southern edge in Carmarthenshire (Brechfa Forest) L Plagiochila heterophylla VU D2 Native Rare 4 4 6 S Southern edge in Cardiganshire (Cwm Rheidol Bryn Bras section & Cwm Einion) L Plagiochila porelloides Native L Plagiochila punctata Native L Plagiochila spinulosa Native M Plagiomnium affine Native M Plagiomnium cuspidatum Native M Plagiomnium elatum Native M Plagiomnium ellipticum Native M Plagiomnium rostratum Native M Plagiomnium undulatum Native M Plagiopus oederianus Native 22 14 18 S Southern edge in Monmouthshire (Blorenge) M Plagiothecium cavifolium Native M Plagiothecium curvifolium Native M Plagiothecium denticulatum Native var. denticulatum M Plagiothecium denticulatum Native 13 9 10 Occasional in Brecon Beacons (Bosanquet & Motley, 2008); rare in north Wales (Hill, 1988) var. obtusifolium M Plagiothecium laetum Native 20 19 16 Widespread in the north and probably under-recorded in the south; sometimes confused with P. curvifolium M Plagiothecium latebricola Native M Plagiothecium nemorale Native M Plagiothecium platyphyllum EN B Native 2 2 9 S Southern edge in Caernarfon (2 sites; Hill, 1988) M Plagiothecium succulentum Native M Plagiothecium undulatum Native 41
42 Comments Disjunct from Scotland? Edge of GB range? Prop (%) of GB population Wales extant (post-1970) Wales hectads (all records) Significant decline? Europe Red List Section 42 Wales Native/alien status Criteria Wales Red List Taxon MLH GB Red List 2011 GB Red List 2005 M Plasteurhynchium striatulum Native 21 18 31 Frequent on shaded carboniferous limestone M Platydictya jungermannioides Native 11 6 10 Scattered under overhangs in calcareous sandstone or limestone M Platygyrium repens Native 8 8 8 W Western edge in Denbighshire (River Elwy 1972; Hill, 1988), still rare in Monmouthshire (5 sites) & Brecknock (1 site) but found frequently on English side of the border (M. Lawley & R. Lansdown pers. comm.) and perhaps increasing M Platyhypnidium lusitanicum Native 37 27 37 Locally frequent in north and mid Wales south to Carmarthenshire; probably lost from Monmouthshire (Cleddon Shoots) M Platyhypnidium riparioides Native M Pleuridium acuminatum Native M Pleuridium subulatum Native M Pleurochaete squarrosa Native M Pleurozium schreberi Native M Pogonatum aloides Native M Pogonatum nanum Native M Pogonatum urnigerum Native M Pohlia annotina Native M Pohlia bulbifera Native M Pohlia camptotrachela Native M Pohlia cruda Native M Pohlia drummondii Native M Pohlia elongata var. elongata Native M Pohlia elongata var. greenii EN A, B Native >50% 2 1 4 S Southern edge in Caernarfon, lost from 1 of 2 sites, extant in Cwm Idwal M Pohlia filum EN A, B Native >50% 2 1 2 Lost from Carmarthenshire (Foel Fawr 1965; Bosanquet et al., 2005) but recently found in Radnorshire (Garreg-ddu Reservoir 2006) M Pohlia flexuosa Native 21 17 18 Occasional in north Wales (Hill, 1988), mid Wales and Brecon Beacons (Bosanquet & Motley, 2008) and south to Glamorgan (Craig y Llyn) M Pohlia lescuriana Native M Pohlia ludwigii EN A, B Native >50% 3 1 2 S Southern edge now in Caernarfon (Cwm Dyli/Llyn Bochlwyd), lost from Meirionydd and from Cwm Idwal & Carnedd Llewelyn M Pohlia lutescens Native M Pohlia melanodon Native M Pohlia nutans Native M Pohlia proligera DD Native 1 1 5 S Southern edge in Denbighshire, but taxonomically confused and equivocal plants more widespread on mine spoil M Pohlia wahlenbergii var. glacialis CR B Native 1 1 2 S Southern edge in Caernarfon M Pohlia wahlenbergii var. wahlenbergii Native M Polytrichastrum alpinum Native M Polytrichastrum formosum Native M Polytrichastrum longisetum Native M Polytrichum commune var. commune Native M Polytrichum commune var. perigoniale Native 18 17 52 Recently recognised widely in west Wales on forestry tracks and clearly under-recorded M Polytrichum juniperinum Native M Polytrichum piliferum Native M Polytrichum strictum Native L Porella arboris-vitae Native L Porella cordaeana Native L Porella obtusata Native L Porella pinnata Native 43 40 59 One outlier in Westmorland, otherwise northern edge in Caernarfon; British headquarters is SW Wales and SW England L Porella platyphylla Native M Pottiopsis caespitosa VU D2 Native 1 1 3 N Northern edge in Caernarfon (Great Orme's Head; Hodgetts, 2003b), only Welsh site L Preissia quadrata Native M Pseudephemerum nitidum Native M Pseudobryum cinclidioides Native 11 9 17 S Southern edge in Cardiganshire (Llyn Eiddwen) LC NT M Pseudocalliergon lycopodioides EN B Native RT 5 3 10 Extant in Glamorgan (Kenfig) & Anglesey (Newborough), lost from Pembrokeshire (Bosanquet, 2010)
Page 1 and 2: 1 Plantlife Cymru Uned 14, Llys Cas
Page 3 and 4: A Bryophyte Red Data List for Wales
Page 31 and 32: 30 Comments Disjunct from Scotland?
Page 41: 40 Comments Disjunct from Scotland?

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