Fallopia convolvulus (L.) A. Löve (Polygonum convolvulus L.; Bilderdykia convolvulus (L.)Dumort.) also var. subalatum (Lej. & Courtois)DH Kent)
First record: Ray, 1660
Convolvulus niger Black Bindweed. In cornfields. Ray,1660,38(56); Convolulus niger Black Bindweed. Ray,1670:81.
Martyn,1727,14.
Polygonum convolvulus Climbing Knot-grass, or Black Bindweed. Relhan,1785. Climbing Buck-wheat. Black Bindweed. Relhan,1802;1820.
There are also 253 records in Recorder, [R].
15
Woodbury, R Payne, 1977.
23
Odsey; AMB. Bab.MS.Fl.655.
24
Steeple Morden; WWN. Bab.MS.Fl.655.
25
Cuxton; WWN. Bab.MS.Fl.655.
Elesley; WWN. Bab.MS.Fl.655.
Gamlingay. Bab.MS.Fl.655.
26
Papworth St Everard; WWN. Bab.MS.Fl.655.
33
var. subalatum, Frequent along a broad strip of arable headland running beside and SE of railway, NE of Ashwell station, 30-38-, 30-39-, 31-39-, var. convolvulus, also present but less frequent, AC Leslie, 23.9.2001.
34
Croydon. Bab.MS.Fl.655.
Malton. Bab.MS.Fl.655.
Field nr Noon's Folly, 1.7.1913, Gregor,ann.
Near Royston; WWN. Bab.MS.Fl.655.
35
Eversden; WWN. Bab.MS.Fl.655.
Kingston; WWN. Bab.MS.Fl.655.
Kingston, [?RJ Bunch], 16.9.1834, LTR.
Toft; WWN. Bab.MS.Fl.655.
Barrington, 30.6.1920, Gregor,ann.
Harlton; WWN. Bab.MS.Fl.655.
Comberton; WWN. Bab.MS.Fl.655.
Caldecot; WWN. Bab.MS.Fl.655.
var. subalatum, Field near Caldecote, AJ Crosfield, 30.9.1916, det. PD Sell 1985, CGE.
Caxton; WWN. Bab.MS.Fl.655.
36
Polygonum convolvulus, Madingley, Hb. JA Power, 27.6.1835, RTE.
Madingley. Bab.MS.Fl.655.
Elsworth; WNN. Bab.MS.Fl.655.
Dry Drayton; WWN. Bab.MS.Fl.655.
Swavesey. Bab.MS.Fl.655.
var. convolvulus, Madingley, AS Shrubbs, 6.1903, det. PD Sell 1985, CGE.
38
Chatteris. Bab.MS.Fl.655.
Chatteris, AF.cat.
39
Doddington. Bab.MS.Fl.655.
44
Polygonum convolvulus, Gravel Pits, Whittlesford, W.L.P.G., n.d., SWN.
Polygonum convolulus Specimen: 'Near the Clay pits etc. W[hittlesford].'....1867 I found it growing in extraordinary abundance in the fields near... the Clay pits beside the Newton Road.' Maynard MS.14:53,54,CRO.
45
var. convolvulus, Coton, JS Henslow, 15.7.1822, det. PD Sell 1985, CGE.
Cherry Hinton, Hb. JA Power, 18.10.1835, RTE.
Cambridge. Bab.MS.Fl.655.
var. subalatum, (var. pseudodumetorum) Cambridge, Hb. CC Babington, 8.9.1849, det. PD Sell 1985, CGE.
Cambridge, 25.9.1973, Bent.ann.
Coe Fen, IHB List.
var. subalatum, frequent on disturbed ground to N side of Fen Causeway, 4460.5765 & 4485.5760, together with some var. convolvulus, AC Leslie, 13.9.2001.
var. convolvulus, Cambridge, RH Lock, 6.1900, det. PD Sell 1985, CGE.
Nat. Inst. Agr. Bot. EF Warburg, 1940.
Agr. Sch. wasteground, RA Lewin, 1941.
var. subalatum, Cambridge Corporation rubbish dump, Newmarket Rd, Cambridge, 467.589, PD Sell 62/752, 4.9.1962, CGE.
Coldham Common, DM Neal, 1939.
Brookside, Coronation street and Russell Court, Survey 1998/9, Oswald et al.,2000.
var. convolvulus, steep bank just to W of Westbrook Centre, Cambridge, 451.596, AC Leslie, 13.9.2001.
var. subalatum, base of fence at edge of new development, just E of river, NE of Elizabeth Way bridge, 4645.5925, AC Leslie, 7.9.2001.
Barton. Bab.MS.Fl.655.
Grantchester. Bab.MS.Fl.655.
Hinton. Bab.MS.Fl.655.
Stapleford, DM Neal, 1939.
Great Shelford, a garden weed, not very common, EA George, 1939.
Foot-path, Red Cross –Trumpington, anon, 1939.
46
Waterbeach fen. Bab.MS.Fl.655.
Cottenham. Bab.MS.Fl.655.
var. subalatum, frequent in small field of cultivated peonies, SW of Cottenham, 4390.6605, more frequent than var. convolvulus, AC Leslie, 1.9.2001.
Horningsey. Bab.MS.Fl.655.
Oakington; WWN. Bab.MS.Fl.655.
var. subalatum, frequent in arable field just SW of old railway, E of Oakington, 419.642, var. convolulus also present, AC Leslie, 22.9.2001.
var. subalatum, Chesterton, Cambridge, CE Moss, 30.7.1913, det. PD Sell 1985, CGE.
Chesterton Ballast Pits, EF Warburg, 1940.
Madingley, AS Shrubbs, 1903, CGE. not found.
47
Haddenham. Bab.MS.Fl.655.
Roadside, Mitchel Hill Common, H20, APD Jones, 1940.
48
Witcham. Bab.MS.Fl.655.
Manea, AF.cat.
49
Doddington Wood, AF.cat.
Fire Lots, AF.cat.
54
Hildersham. Bab.MS.Fl.655.
55
Six mile Bottom. Bab.MS.Fl.655.
Balsham. Bab.MS.Fl.655.
56
Bottisham, L.J., 2.8.1823, BATHG.
var. convolvulus, Swaffham, Miss Jermyn, Mus Henslow, 30.7.1833, det. PD Sell 1985, CGE.
Swaffham H! Bab.MS.Fl.655.
Burwell, EA George, 1940.
Reach, EA George, 1940.
var. subulatum, Scattered throughout set-aside field by FP between Lode and Long Meadow, 537.629, some var. convolvulus, also present but much less frequent, AC Leslie, 7.9.2001.
57
Stuntney; WWN. Bab.MS.Fl.655.
58
Ely. Bab.MS.Fl.655.
The winged form is as common at Ely as the other, WM; AF.ann.
Allotments, Ely, 58K, RM Payne, 7.2001.
Lynn Road, Ely, 58K, RM Payne, 5.2002.
Three Cups Walk, pavement & climbing up wire fence, Ely, 58K, RM Payne, 11.2001.
64
Shudy Camps. Bab.MS.Fl.655.
65
Stetchworth. Bab.MS.Fl.655.
W. Wratting. Bab.MS.Fl.655.
66
Chippenham. Bab.MS.Fl.655.
Polygonum dumetorum Chippenham, 26.8.1917, Ann.Lee.
Newmarket. Bab.MS.Fl.655.
75
TL 75, GMS Easy, 1978.
40
Wisbech. Bab.MS.Fl.655.
Chainbridge, 408.005, GMS Easy, 1975.
41
In Cornfields. Common. Bushy-Place. 1818. a most troublesome weed. Skrim.MS.
Newton. Bab.MS.Fl.655.
Back garden of 25 Leverington Road, Wisbech, JL Crosby, 1939.
