WILTSHIRE BOTANICAL SOCIETY Newsletter Issue 49 2020
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WILTSHIRE BOTANICAL SOCIETY Newsletter Issue 49 2020 Polycarpon tetraphyllum Contents Editorial----------------------------------------------------------1 Manor Farm, Collingbourne Kingston---------------------17 Wiltshire Botanical Society Committee---------------------1 The Lizard Orchid--------------------------------------------18 Franchises Wood-----------------------------------------------2 Savernake Forest----------------------------------------------19 Reflections on the BSBI Atlas 2020 Initiative -------------3 Calshot and the Solent Coast--------------------------------21 BSBI Atlas Recording on Salisbury Plain-------------------5 BSBI Atlas Recording at Great Somerford----------------22 RSPB Franchises Lodge and Pimlico Fields----------------7 Westonbirt Arboretum---------------------------------------23 Collingbourne Woods------------------------------------------8 Track plants on Salisbury Plain Training Area-----------25 North Devon Weekend - Hartpiece Farm ------------------9 Cover, Game and Forage Crops-----------------------------26 Parsonage Down NNR---------------------------------------11 Introducing my Vice County: Wiltshire-------------------29 Morningside Farm, Royal Wootton Bassett---------------12 Pollen in Honey-----------------------------------------------33 BSBI Atlas Recording at Kitchen Barrow Hill -----------13 Plant records 2018--------------------------------------------36 Chittoe----------------------------------------------------------15 Subscriptions--------------------------------------------------39 Colour in the Margins----------------------------------------16 Website: http://www.wiltsbotsoc.co.uk County’, an appreciation of Wiltshire kilometre square). This was published Editorial plant life by Sharon Pilkington in 1993 as ‘The Wiltshire Flora’, Our year originally published in BSBI News. edited by Beatrice Gillam, with summaries and distribution maps for In previous newsletters we listed all As well as sociable and entertaining each species and a number of at-length the species newly found in each ten site visits, we have had a busy year articles. kilometre square every year under gathering data for the BSBI 2020 ‘Plant Records’. There were so many With such a long history of botanical national plant Atlas update. Members for 2018 that we have only included recording, we should be able to spot responsible for 10 kilometre squares the highlights and the full set will changes in the abundance and and their helpers have worked hard to appear on the WBS website. distribution of plants. This is difficult make coverage as complete as possible because the older records were and we have had several group Old Wiltshire floras haphazard and thinly spread. However meetings to tackle under-recorded it is possible to see dramatic changes. areas. Sharon Pilkington’s reflections So far, there have been five printed For instance, the agricultural ‘weed’ on the project are included in this floras of Wiltshire: T. B. Flower’s Shepherd’s-needle Scandix pecten- newsletter. (yes!) ‘The Flora of Wiltshire’, veneris was listed as ‘common in all published in instalments in the In this newsletter areas’ by Flower, common in 5 out of Wiltshire Archaeological and Natural 10 Wiltshire districts by Grose, but History Society magazine (WANHM) We have our usual collection of visit was only found once and only as a between 1858 and 1874, followed reports, written by a variety of garden weed according to in the 1993 shortly by the ‘Flowering Plants of members, but with Martin taking a big Flora. Recent recording for the BSBI Wilts’ by the Reverend T. A. Preston share. Members also provide photos; Atlas has produced a scattering of as a book in 1888. There was a long unless taken by the editor, these are occurrences, so it may be making a gap before the next effort in 1957 by acknowledged in the captions. We small comeback. Donald Grose in ‘The Flora of went to two new sites, visiting the Wiltshire’, a scholarly combination of RSPB Franchises Lodge reserve near However, we now have two surveys expert botanising and delving into old Hamptworth once as a winter walk and which cover Wiltshire in a systematic records and herbaria. Grose had once to survey their SSSI meadows. way and so these can be compared to previously compiled his own and other The other was Morningside Farm, see how plant distributions have botanists’ observations annually in recently bought by the Wiltshire changed over the past 30 years with all WANHM and he continued to do this Wildlife Trust – flower-filled the pressures that wild spaces have after publication. L. F. Stearn meadows beside the canal near Royal seen. We also have the data to produce assembled these later records into a Wootton Bassett. Among other notable a ‘Wiltshire Flora 2020’. Watch for ‘Supplement to the Wiltshire Flora’, visits, we spent two days in North developments. published in 1975. Devon and include a photo collage of Then came the what we saw. Cover Photo - Sharon Pilkington: Four-leaved ‘Wiltshire Flora Allseed Polycarpon tetraphyllum, from a pavement We also have a selection of other Mapping Project’, a crack in Trowbridge, a new species to Wiltshire and articles: rare plants of the Salisbury systematic survey of VC8 in 2019. She found a much larger population Plain tracks by John Moon; an update the whole county, about 1km away, also in the town, later in the from the Plantlife-led Colour in the mapping the summer. This is an example of a rare native Margins project; new plants that you occurrence of all spreading into new habitats perhaps as a may see on agricultural field margins plants at least within consequence of global warming (it was also seen in from Martin Buckland; an introduction each tetrad (a 2 Cornwall and London during her work surveys this to pollen identification; and ‘My kilometre by 2 year). Wiltshire Botanical Society Committee Richard Aisbitt Chair, Newsletter, Co-Recorder 01793 694680 [email protected] Anne Appleyard 01980 610385 [email protected] Martin Buckland Meetings Secretary 01380 698395 [email protected] Paul Darby 07919 810458 [email protected] Sue Fitzpatrick Treasurer 01722 410807 [email protected] Dave Green 07900 248992 [email protected] Penny Lee 07948 336660 [email protected] Sharon Pilkington BSBI Recorder for Wiltshire 01373 827074 [email protected] Alison Robinson Secretary 01793 731947 [email protected] Pat Woodruffe Annual Residential Trip Organiser 01794 884436 [email protected] You can download this newsletter (and other recent newsletters) from www.wiltsbotsoc.co.uk Page 1 Wiltshire Botanical Society 2019 Saturday 23rd March 2019 including English Oak Quercus robur Oreopteris limbosperma. Most of and possibly Sessile Oak Q. petraea these species provided a fair also, Beech Fagus sylvatica, Scots indication of the wet, acidic nature of Franchises Wood Pine Pinus sylvestris and one of the the soils. Our walk took us through Leader: Pat Woodruffe Southern beeches, probably three 1 km squares and we managed Nothofagus alpina. The last of these to increase the total species counts for We gathered on a fairly warm but was conspicuous because it was the each of these quite substantially. drizzly March morning to investigate only deciduous tree coming into leaf. the new RSPB reserve which is on the Although superficially like Hornbeam It is clear that the RSPB needs some northern edge of the New Forest, but Carpinus betulus the teeth on the base-line data to use in the in Wiltshire. leaves are quite blunt in this Southern development of much-needed Beech but sharply pointed in management plans. Hopefully, our The reserve has several areas Hornbeam. It was clear that many of contribution is valuable and will designated as part of the Loosehanger the trees had been planted but there show that a range of good woodland Copse and Meadows SSSI and our were some large oak and beech along plants does exist and can form the walk was in the largest of these that wood banks which could have been basis of increased populations in the lies within the reserve. Until last year naturally occurring. future. We hope, in May, to be able to (2018) when the RSPB took make a similar contribution when we possession of the land, access had In summer the canopy is quite closed investigate some meadows to the been restricted to the public rights of in this area and the resulting ground north of the reserve. flora is poor. We did find a few areas way. Records from the area were, as a Pat Woodruffe result, limited and so this was an with good numbers of bluebells but, opportunity to see what we could find in general they were sparse. None the There are two species of Nothofagus early in the year. We varied the walk less, the number of indicator plants used in UK forestry and considerable from that publicised because some mounted up and included Wood variation in the specific names that tracks had become very muddy as a Spurge Euphorbia amygdaloides, have been attributed to them. result of forestry extraction and so we Primrose Primula vulgaris, Tutsan According to Stace ed. 4 (2019), N. made a circular route from the car Hypericum androsaemum, Early Dog- alpina is also known as N. procera park near Telegraph Hill. The violet Viola reichenbachiana, Wood and N. nervosa and is commonly designated woodland is described as Sorrel Oxalis acetosella and, amongst referred to as ‘Rauli’. N. oblique is ‘Ancient Semi-Natural’ and we did the ferns, Hard Fern Blechnum also widely