
Cover Illustration: One of two fine Black Poplars surviving near the
River Cam at Fen Ditton (see article by Graham Easy) Ray Symonds
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Contents of Volume 33 (1991)
- Editorial (Philip Oswald) 2
- The Wildlife Trust for Bedfordshire and Cambridgeshire (Katherine
Campbell) 3
- The change in status of raptors in old Cambridgeshire
since 1945 (P.M.M. Bircham and W.J. Jordan) 4
- Macro-invertebrates as water quality indicators in Bin Brook,
a polluted Cambridge clay stream (Steve Boreham) 4
- The National Trust Wicken Fen Local Management Committee 14
- Edited extracts from the Annual Report for 1989 (J.M. Lock)
20
- Orchis morio in old Cambridgeshire (Robert Payne) 23
- Ray's Butterbur still in Paradise! (S.M. Walters 25)
- The Revd John Hemsted (1747?-1824) (Philip Oswald) 26
- The cherries and plums of Cambridgeshire (Peter Sell) 29
- The Magog Trust (Christopher South) 39
- Review:
- - Wild Flowers of the Mediterranean by I. and P. Schönfelder
(S.M. Walters) 41
- Thorea, Bangia and other freshwater red algae
in Cambridgeshire (Hilary Belcher and Erica Swale) 42
- Black Poplars Populus nigra in Cambridgeshim (Graham
Easy) 45
- A mystery field at Swavesey in 1990 (Gigi Crompton) 49
- Southern European cornfield weeds growing at Newmarket (Graham
Easy) 50
- Lemna minuscula in Cambridge (CD. Preston) 52
- Wall Lettuce Mycelis muralis in the Cambridge area (S.M.
Walters) 54
- Cambridgeshire Flora Group (Gigi Crompton) 60
- Vascular plant records (Gigi Crompton and Derek Wells) 65
- Bryophyte records (CD. Preston and HL.K. Whitehouse) 67
- Charophyte records (C.D. Preston) 70
- Weather notes for Cambridgeshire 1990 (J.W. Clarke) 70
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