Datasets Including Ptenidium gressneri

Site Region spp. SQI IEC Survey Period
Calke Abbey NT, DerbyshireEngland: Mid165417.6741998 - 2004
Buddon Wood (total), Leicestershire (with Rutland)England: Mid124411.336< 1988
Danbury Common & Danbury Park, South EssexEngland: South109417.4341976 - 2009
Powis Castle Park (total), MontgomeryshireWales170372.9701994 - 2003
Bushy Park & Home Park, MiddlesexEngland: South255629.01411996 - 2013
Lullingstone Park, West KentEngland: South105464.842< 1977
New Forest, South HampshireEngland: South324782.7200< 2000
Nupend Wood, HerefordshireEngland: Mid46397.8182002 - 2003
Thursley Commons, SurreyEngland: South128371.134< 2002
Richmond Park (total), SurreyEngland: South253644.31571950 - 2006
Moccas Park, HerefordshireEngland: Mid239576.6138< 1998
Epping Forest, South EssexEngland: South252560.3128< 1979
Cliveden NT, BuckinghamshireEngland: South71501.4332008
Shrubland Estate, East SuffolkEngland: South91512.1381975 - 2005
Esher Commons (total), SurreyEngland: South234498.384< 2002
Dunham Park (total), CheshireEngland: Mid151468.960< 1977
The Mens, West SussexEngland: South139441.056< 2010
Buxted Park, East SussexEngland: South134394.043< 1999
Windsor Forest, BerkshireEngland: South363801.7254< 1998
Esher Commons (post 1980), SurreyEngland: South172366.3471980 - 2002
Donington Park (total), Leicestershire (with Rutland)England: Mid122438.5531971 - 2014
Burley Wood, Leicestershire (with Rutland)England: Mid72269.412< 1988
Buddon Wood (post 1980), Leicestershire (with Rutland)England: Mid79308.9141980 - 1988
Burley-on-the-Hill Estate, Leicestershire (with Rutland)England: Mid90302.2191988 - 2016
Shotover Hill, OxfordshireEngland: South155434.8711999 - 2017
Hatfield Forest, North EssexEngland: South245591.41381986 - 2018
Ashridge Estate (NT), HertfordshireEngland: South234543.61101986 - 2020
Millichope Park, ShropshireEngland: Mid103394.2522020 - 2021
Dunham Massey Park (2021), CheshireEngland: Mid89360.7452021
Chirk Castle Park (NT), DenbighshireWales194396.4791993 - 2018
Ashtead Common NNR, SurreyEngland: South282635.1161< 2023
Burnham Beeches, BuckinghamshireEngland: South263599.6154< 2022
Burnham Beeches (inc. Dorneywood NT and Huntswood Farm), BuckinghamshireEngland: South284640.1175< 2022
Bredon Hill, WorcestershireEngland: Mid218633.91401970 - 2021
Wimpole Hall Estate (NT), CambridgeshireEngland: South203525.6901986 - 2023
Danbury Common (NT) & Danbury Park, South EssexEngland: South120431.7401976 - 2019