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Species · Mosses

Waved Silk-moss

Plagiothecium undulatum

10,043Records since 2000
AprilPeak month
98Counties with records

When it is recorded

Jan590
Feb758
Mar1,065
Apr1,077
May798
Jun835
Jul1,050
Aug894
Sep867
Oct707
Nov628
Dec517

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

Where it is recorded

#CountyNationRecordsShare
1Highland Scotland1,198
2Cumbria England565
3North Yorkshire England427
4Gwynedd Wales359
5Argyll and Bute Scotland352
6Powys Wales297
7Perth and Kinross Scotland246
8Ceredigion Wales245
9Norfolk England239
10Dumfries and Galloway Scotland195
11Scottish Borders Scotland190
12Carmarthenshire Wales177
13Worcestershire England167
14Devon England155
15Aberdeenshire Scotland145
4,606 England3,570 Scotland1,708 Wales120 Northern Ireland

Records per county (GADM level 2) and per nation; one record can count towards several areas. 98 counties in all.

About this species

Records since 2000
10,043
Peak month
April
Counties with records
98
Scientific name
Plagiothecium undulatum
Group
Mosses
NBN Atlas records since 2000
10,095
Conservation designations
GB Red List (2001 IUCN criteria)
Kingdom
Plantae
Phylum
Bryophyta
Class
Bryopsida
Order
Hypnales
Family
Plagiotheciaceae
Genus
Plagiothecium
Name with authority
Plagiothecium undulatum (Hedw.) Schimp.
Contributing datasets
39

Sources: GBIF occurrence data (CC0 / CC BY), JNCC Taxon Designations (OGL), NBN Atlas (open licences), Wikidata (CC0) · Wikidata Q310423 · GBIF 5710930