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Species · Clubmosses

Quillwort

Isoetes lacustris

86Records since 2000
JunePeak month
14Counties with records
Least ConcernIUCN Red List

When it is recorded

Jan0
Feb0
Mar0
Apr1
May5
Jun27
Jul22
Aug21
Sep8
Oct1
Nov1
Dec0

GBIF records by month, 2000–2025 (all years combined).

Where it is recorded

#CountyNationRecordsShare
1Gwynedd Wales19
2Cumbria England13
3Highland Scotland11
4Powys Wales9
5Fermanagh and Omagh Northern Ireland8
6Mid and East Antrim Northern Ireland3
7Newry, Mourne and Down Northern Ireland2
8Mid Ulster Northern Ireland2
9West Dunbartonshire Scotland2
10Argyll and Bute Scotland1
11Fife Scotland1
12Perth and Kinross Scotland1
13Ceredigion Wales1
14Stirling Scotland1
13 England18 Scotland39 Wales14 Northern Ireland

Records per county (GADM level 2) and per nation; one record can count towards several areas. 14 counties in all.

About this species

Records since 2000
86
Peak month
June
Counties with records
14
IUCN Red List
Least Concern
Scientific name
Isoetes lacustris
Group
Clubmosses
NBN Atlas records since 2000
1,291
Conservation designations
GB Red List (2001 IUCN criteria)
Kingdom
Plantae
Phylum
Tracheophyta
Class
Lycopodiopsida
Order
Isoetales
Family
Isoetaceae
Genus
Isoetes
Name with authority
Isoetes lacustris L.

Sources: GBIF occurrence data (CC0 / CC BY), JNCC Taxon Designations (OGL), NBN Atlas (open licences), Wikidata (CC0) · Wikidata Q1192790 · GBIF 2688270