Huntingdonshire - Botanical Society of the British Isles

Kimbolton Airfield TL106696 1997 (BD)
Needingworth Quarry TL351729 2008 (JM)
Stocking Lane Protected Verge TL123695 2008 (BD)
Vicia parviflora can be found in the south Midlands, Somerset, Dorset, Oxfordshire and
Essex, where it shows a preference for calcareous clay loams and can be found along arable
field margins, sunny hedge banks, old tracks and road verges. It has become much rarer
within its range in recent years (Wilson & King, 2003).
Viola canina L. ssp. canina
Heath Dog-violet
National Status: Near Threatened
County Status: Rare (3 sites, 3 tetrads)
Site Grid Reference Last Record
Monks Wood SSSI, East Field TL198805 2002 (MM)
Upwood Meadows SSSI, Bentley Meadow TL252828 2006 (TW)
Woodwalton Fen SSSI & SAC TL227838 2006 (MM)
In Huntingdonshire this subspecies can be found in the drier parts of fens and in wet
grasslands on the boulder clay. It undoubtedly also still occurs at Holme Fen, but recent
records have not been determined to subspecies.
Viola canina L. ssp. montana (L.) Hartm.
Heath Dog-violet
National Status: Nationally Rare,
Endangered
County Status: Rare (2 sites, 2 tetrads)
Site Grid Reference Last Record
Holme Fen SSSI TL197892 2001 (MM)
Woodwalton Fen SSSI & SAC,
Compartment 47
TL23038482
2009 (MM)
This subspecies is Nationally Rare and restricted to a limited number of fenland sites where it
grows in wetter habitats than ssp. canina.
Viola persifolia Schreb.
Fen Violet
National Status: Endangered, BAP,
Schedule 8
County Status: Rare (1 site, 1 tetrad)
Site Grid Reference Last Record
Woodwalton Fen SSSI & SAC TL228845 2006 (MM)
This species is widely distributed from western Ireland to Russia, but it is in decline across
Western Europe and is rare in many countries. It was formerly more widespread in England
but it is currently extant at only three sites (Woodwalton Fen, Wicken Fen and Otmoor). It
flourishes where the surface of the soil is periodically disturbed, and cannot persist in dense
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