Pollinator plant

Marsh pea

Lathyrus palustris

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Common names

23 names · 22 languages
EnglishYour language
Other languages (21)
Dutch
French
Chinese (Simplified)
  • 欧山黧豆[3]
Chinese (Traditional)
  • 歐山黧豆[3]
Czech
  • hrachor bahenní[3]
Danish
  • Kær-fladbælg[3]
Estonian
  • soo-seahernes[3]
Finnish
  • rantanätkelmä[3]
German
Hungarian
  • mocsári lednek[3]
Icelandic
  • Mýraertur[3]
Japanese
  • コレンリソウ[3]
Latvian
  • purva dedestiņa[3]
Lithuanian
  • Pelkinis pelėžirnis[3]
Norwegian
  • myrflatbelg[3]
Ojibwe
  • Bebezhigoo Ganzhii Mashkiki[3]
Polish
  • groszek błotny[3]
Russian
  • Чина болотная[3]
Slovak
  • hrachor močiarny[3]
Swedish
Ukrainian
  • Чина болотна[3]
Sources & name notes (3)

Names recorded in our plant catalogue and botanical sources, grouped by language. Usage can vary by region.

Catalogue language labels are reviewed separately from botanical source records.

Numbered references identify names recorded by an external source. Other names are from our plant catalogue.

[1] Royal Horticultural Society — common names ↗

Names retained from the referenced botanical profile or table.

Source records
  • marsh pea — Common-name subtitle below main botanical heading (h1).; Lathyrus palustris.
  • marsh vetchling — Other common names section.; Lathyrus palustris.
[2] Lathyrus palustris — iNaturalist taxon names ↗

Community-curated iNaturalist taxonomy. This is a common-name attestation, not an independent botanical determination.

Source records
  • marsh pea — results[0].names[1]; taxon id 77642; Lathyrus palustris.
  • Sumpf-Platterbse — results[0].names[11]; taxon id 77642; Lathyrus palustris.
  • Marsh Vetchling — results[0].names[18]; taxon id 77642; Lathyrus palustris.
  • gesse des marais — results[0].names[4]; taxon id 77642; Lathyrus palustris.
  • Moeraslathyrus — results[0].names[17]; taxon id 77642; Lathyrus palustris.
[3] Lathyrus palustris — iNaturalist taxon names ↗

Community-curated iNaturalist taxonomy; common-name attestation, not an independent botanical determination.

Source records
  • marsh pea — results[0].names[1]; taxon id 77642; Lathyrus palustris.
  • Sumpf-Platterbse — results[0].names[11]; taxon id 77642; Lathyrus palustris.
  • Marsh Vetchling — results[0].names[18]; taxon id 77642; Lathyrus palustris.
  • gesse des marais — results[0].names[4]; taxon id 77642; Lathyrus palustris.
  • Moeraslathyrus — results[0].names[17]; taxon id 77642; Lathyrus palustris.
  • rantanätkelmä — results[0].names[3]; taxon id 77642; Lathyrus palustris.
  • hrachor bahenní — results[0].names[5]; taxon id 77642; Lathyrus palustris.
  • Kær-fladbælg — results[0].names[6]; taxon id 77642; Lathyrus palustris.
  • soo-seahernes — results[0].names[7]; taxon id 77642; Lathyrus palustris.
  • myrflatbelg — results[0].names[8]; taxon id 77642; Lathyrus palustris.
  • Чина болотная — results[0].names[9]; taxon id 77642; Lathyrus palustris.
  • kärrvial — results[0].names[10]; taxon id 77642; Lathyrus palustris.
  • Pelkinis pelėžirnis — results[0].names[12]; taxon id 77642; Lathyrus palustris.
  • Bebezhigoo Ganzhii Mashkiki — results[0].names[13]; taxon id 77642; Lathyrus palustris.
  • コレンリソウ — results[0].names[14]; taxon id 77642; Lathyrus palustris.
  • 歐山黧豆 — results[0].names[15]; taxon id 77642; Lathyrus palustris.
  • 欧山黧豆 — results[0].names[16]; taxon id 77642; Lathyrus palustris.
  • Чина болотна — results[0].names[19]; taxon id 77642; Lathyrus palustris.
  • groszek błotny — results[0].names[20]; taxon id 77642; Lathyrus palustris.
  • mocsári lednek — results[0].names[21]; taxon id 77642; Lathyrus palustris.
  • Mýraertur — results[0].names[22]; taxon id 77642; Lathyrus palustris.
  • hrachor močiarny — results[0].names[23]; taxon id 77642; Lathyrus palustris.
  • purva dedestiņa — results[0].names[24]; taxon id 77642; Lathyrus palustris.
Plant references

Source-backed information

Published observations for this plant. Each reference supports the information beside it.

Botanical family
Fabaceae

Genus-level classification for Lathyrus; this does not confirm the complete catalogue name.

Sources [1]
Taxonomy
RHS publishes a profile under Lathyrus palustris.

Profile-name match; the catalogue name is preserved.

Sources [2]
Foliage
Deciduous

RHS profile observation; UK horticultural context.

Sources [2]
Plant habit
Climbing, Trailing

RHS profile observation; UK horticultural context.

Sources [2]
Moisture and drainage
Poorly–drained

RHS profile observation; UK horticultural context.

Sources [2]
Soil pH
Alkaline or Neutral

RHS profile observation; UK horticultural context.

Sources [2]
Mature height
1–1.5 m

Mature-size band reported by RHS; actual size varies with growing conditions.

Sources [2]
Mature spread
1–1.5 m

Mature-size band reported by RHS; actual size varies with growing conditions.

Sources [2]
Catalogue ratings

Who this plant supports

Honey bees

Low suitability
Nectar value Low
Pollen value Low
Plant profile

About this plant

Marsh pea (Lathyrus palustris) is a herbaceous plant. It flowers from May to August.

Sources and references

References for the information marked with source numbers on this page.

Sources checked
  1. Catalogue of Life Lathyrus — Catalogue of Life COL26.8

    COL26.8 (2026-08-20). Contributing checklist: The World Checklist of Vascular Plants (WCVP): Fabaceae. This is taxonomic evidence, not an independent ecological study.

    Supports: Botanical family
    Relevant sections
    • Botanical family: NameUsage.tsv line 3795687; ID 9CL5V; rank genus; status accepted

    Source checked on .

    Source data licence: CC BY 4.0.

  2. Royal Horticultural Society Lathyrus palustris — RHS Plant Profile

    RHS horticultural reference; growing information reflects UK conditions unless the source states otherwise.

    Supports: TaxonomyFoliagePlant habitMoisture and drainageSoil pHMature heightMature spread
    Relevant sections
    • Taxonomy: Main botanical heading (h1)
    • Foliage: Foliage
    • Plant habit: Habit
    • Moisture and drainage: Moisture
    • Soil pH: pH
    • Mature height: Max Height
    • Mature spread: Max Spread

    Source checked on .