Bidens cernua L.
Conservation status: C
First record: Ray,1660 Last record: JM Way,1964
Bidens folio non dissecto Martyn,1727,30.
Bidens minima Martyn,1763,19.
Bidens cernua Nodding Water hemp-agrimony. Relhan,1785;1802;1820. 25
Gamlingay Heath, J Brown, 8.1839, RTE.
Eltisley. Bab.1860,121 & Bab.MS.Fl.384. 45
Eupatorium aquaticum folio integro Water-Hempe, or Agrimony with an undivided leafe. In the ditches cut out of the river behind Peter-house,... Ray,1660,51(62).
[Bidens...?] August Verbesina minima Dill. Rai. Syn.188.3. Hinton moor, between the town & the road to the hills. Th.M.ann.Meth.30.
Bidens minima. in palustribus on Hinton Moor. Lyons,1763,48(90).
Cherry-Hinton. In and about the Moor. Between the town and the road to the hills. Dr Martyn. Martyn,1763,Herbat.VIII.
[added] Bidens minima foliis lanceolatis sessilibus floribus Seminibus–erectis. Lyons Cher.Hinton Moor Fisher ann. Berkenhout,228.
Hinton Moor; J.Fisher. Bab.1860,121 & Bab.MS.Fl.384.
Cow Fen. Bab.ann.Relhan,334.
Cow Fen, Cambridge. Bab.1860,121 & Bab.MS.Fl.384.
Cambridge, 10.9.1876, Bent.ann.
Cow Fen, AS Shrubbs, July 1890, CGE.
Sheep's Green, Cambridge, West ann.; Bab.ann.
Cambridge, FR Tennant, Sept.1897, CGE. 47
... and in the ditches near the bridge at Audrey causey and in many other places plentifully. Ray,1660,51(62).
Eupatorium aquaticum folio integro Water-Hemp-Agrimony, with an undivided leaf. In aquis. In Cambridge-shire we first observed it in the ditches, near the great Bridge at Audrey-caussey in the Isle of Ely. It is very common by Riversides, and in watry places. Ray,1670:106-7.
* Eupatorium aquat. folio integro. In the ditches near the Bridge at Awdrey Causey, and many other places. CC Merrett,1667,37.
Bidens fol. int. Audrey Causey JM.ann,
Bidens folio integro Audrey Causeway Th.M.ann.Meth.-Index Loc.1.
Audrey Causeway. Martyn,1763,Herbat.XII.
Aldreth Causeway; J. Martyn. Bab.1860,121 & Bab.MS.Fl.384.
Biden cer Audrey Causeway Fisher ann. Berkenhout,228.
Bidens cer Waterbeach. Bab.ann.Relhan,334.
Waterbeach. Bab.1860,121 & Bab.MS.Fl.384.
Waterbeach Fen, AS Shrubbs, 12 Oct.1893, CGE. 48
Waste bank of 100ft. A.P. 1877, Bab.ann.
By the 100ft. Sutton Gault, AF.cat.
Welches Dam, 46-.85-, JM Way, 8.1964. (not found, BSBI Exc.31.7.1993.) 56
Swaffham Prof. Henslow 11.9.1820, NTM.
Swaffham Bulbeck, L.J., 6.9.1828, BATHG.
Swaffham Bulbeck, L Jenyns, 16 Sept.1828, CGE.
Swaffham Bulbeck, JS Henslow, 19 Sept.1828, CGE.
Swaffham Bulbeck!; Henslow. Bab.1860,121 & Bab.MS.Fl.384. 57
Cottenham. Bab.ann.Relhan,334.
Cottenham; SW Wanton. Bab.1860,121 & Bab.MS.Fl.384.
Wicken Fen, AS Shrubbs, 16 Sept. 1914, CGE. 58
Ely. Jenyns ann.Relhan,1802.
Ely, L.J. Bab.ann.
Bidens cernua Ely, Jenyns,1860.
Near Sandy's Cut; Newbould. Bab.1860,121 & Bab.MS.Fl.384.
West Fen, Ely, AF.ann. 59
b radiata Welney Washes, AF.cat.
Welney Washes, FH Perring & G Crompton, 3.8.1959. (not found, BSBI Exc.31.7.1993.)
Welney Washes, ditches, J.C.Faulkner, 5.9.1959 (2 photos only), CGE. 67
Isleham Fen, AF.ann.
