Locally widespread within a well-defined area, mainly in the Chilterns. This important population is one of only two nationally, the other being in Hampshire. Occurs in rough, open, well-drained grassy habitats on calcareous soils, including unimproved chalk downland.
Retained Specimen / Photograph will be Required.
Recorded in 17 (22%) of 78 10k Squares. First Recorded in 1856. Last Recorded in 2022. (Data up to end 2022) Additional Stats
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