About Earthynature of Britain
  1. Home
  2. Species
  3. Marsh earwort
Species · Liverworts

Marsh earwort

Biantheridion undulifolium

108Records since 2000
AugustPeak month
5Counties with records

When it is recorded

Jan8
Feb4
Mar10
Apr7
May15
Jun1
Jul2
Aug17
Sep4
Oct7
Nov2
Dec4

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

Where it is recorded

#CountyNationRecordsShare
1Worcestershire England51
2Cornwall England26
3Argyll and Bute Scotland15
4Cumbria England8
5Powys Wales6
86 England16 Scotland6 Wales

Records per county (GADM level 2) and per nation; one record can count towards several areas. 5 counties in all.

About this species

Records since 2000
108
Peak month
August
Counties with records
5
Scientific name
Biantheridion undulifolium
Group
Liverworts
NBN Atlas records since 2000
106
Most recorded in
Worcestershire
Conservation designations
Wildlife and Countryside Act 1981, Global Red List (JNCC), Rare and scarce (non-IUCN status), Biodiversity List – England, GB Red List (2001 IUCN criteria), UK BAP priority species, Scottish Biodiversity List
Kingdom
Plantae
Phylum
Marchantiophyta
Class
Jungermanniopsida
Order
Jungermanniales
Family
Anastrophyllaceae
Genus
Biantheridion
Name with authority
Biantheridion undulifolium (Nees) Konstant. & Vilnet

Sources: GBIF occurrence data (CC0 / CC BY), JNCC Taxon Designations (OGL), NBN Atlas (open licences), Wikidata (CC0) · Wikidata Q17287445 · GBIF 8277878