Cover Illustration:
Sulphur Clover (Trifolium ochroleucon)
Photo by Kevin Walker.
Contents of Volume 51 (2009)
The status of Trifolium ochroleucon in Huntingsdonshire
(Kevin Walker & Clare Pinches) 3
Are Polypodium interjectum and P. vulgare increasing
in Cambridgeshire? (David Barden & C. D. Preston) 12
Cambridgeshire and Huntingdonshire ladybirds. (Robert Frost
& Peter M.J. Brown) 20
Cambridge Milk-parsley (Selinum carvifolia) needs a helping
hand in Cambridgeshire. (C. James Cadbury) 28
Contributions towards a new algal flora of cambridgeshire IV. (Hilary
Belcher, Eric George & Erica Swale) 34
The Great Green Bush-cricket in 'old' Cambridgeshire (Rob Partridge)
44
Mistletoe undergoes an explosive increase in cambridge (C. James
Cadbury & Philip H. Oswald) 50
Pisidium tenuilineatum Stelfox, a bivalve new to Cambs.
(Peter Wilson) 61
Scarce and rare click beatles at Wimpole Estate and south-west
Cambridgeshire (Simon Damant) 64
Analysis of Barn Owl pellets from a fen habitat (John Green
& Roger Featherstone) 67
Black Poplars (Populus nigra betulifolia) in Cambridgeshire
(Louise Bacon) 69
Cottenham Boundaries Survey. (Peter Pilbeam) 73
Ditton Meadows Survey (Jonathan Shanklin & Steve Hartley)
75
Parish Surveys 2007 (Jonathan Shanklin) 82
REGULAR FEATURES
Vascular Plant Records (Alan Leslie) 84
Bryophyte Records (C.D. Preston & M.O.Hill) 92
Invertebrate Records (Louise Bacon) 95
OBITUARIES
Professor Michael Eugene Nicolas Majerus (1954 - 2009) by Helen
Roy with Peter Brown & Remy Ware 99
Monica Joan Stokes (1923 - 2008) by Jane Bulleid 103
A. E. Vine (1929 - 2008) by Graham Easy 104
Terry Wells (1935 - 2008) by Kevin Walker & Chris D. Preston
105
Monks Wood (1960 - 2009) by Tim Sparks 108
BOOK REVIEWS
A year in the lives of British Ladybirds (2008) by Michael
Majerus, Remy Ware & Christina Majerus (review by Louise Bacon)
109
Cambridgeshire and Peterborough Pond Survey Report 2008 (2009)
by CPBRC (review by Norman W. Moore) 110
Review of 2008 WEATHER in The Botanic Garden (John Kapor) 111
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