The Flora of Derbyshire - Checklist, Maps and Sample Accounts

THIS IS A DRAFT

The species account below is an early version, drafted around 2003. It has been provided here to aid understanding, but please be aware it may not fully tally with the up-to-date map and statistics shown below.

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Dates
First year: 1829
Latest year: 2002

County Status
Native

Family
Potamogetonaceae

Total records held
31

Grid Square Count

1987-2007	Ever
Monads: 6	15
Tetrads: 5	14
Hectads: 3	13

Conservation Status
A, AA

Account last edited
Jul 15 2003

Explanation of terms

Species Details

Perfoliate Pondweed is a very rare native aquatic. It grows submerged in still and gently flowing waters over organically enriched substrates. Current records are from the south-eastern area of the county (Straws Bridge SK4541, and the Trent and Mersey Canal SK3828). Previously it was recorded throughout the south and east of the county (Killamarsh SK4681, Cromford Canal SK25 and the River Dove SK2527).

This plant is in Category 5b of the local Red Data List, 2009.