Bearded Couch - Elymus caninus

Description

A tufted grass without runners or creeping rhizomes, 30 to 100 cm tall. It is distinguished by the long (7 to 20 mm) awns to its lemmas.

Similar Species

Couch grass (Elymus repens) is usually in a different habitat and lacks the long awns.

Identification difficulty
ID checklist (your specimen should have all of these features)

Simple spike with 1 spikelet per node.  Spikelet strongly flattened, alternating up the rhachis with the broad flat side against it (unlike Lolium which has spikelets narrow edgewise to the rhachis, and Brachypodium which is slightly flattened, and often narrow edge wise to rhachis.  Lemmas with long awns..

 

Recording advice

A good image of the plant and its flowering head. A voucher specimen may be required.

Habitat

Wooded and shaded areas and river banks.

When to see it

June to August.

Life History

Perennial.

UK Status

Much less frequent than the related Elytrigia repens it is widespread in Britain but less so around the south-east coast of England and the far north of Scotland.

VC55 Status

Fairly frequent in Leicestershire and Rutland. In the 1979 Flora survey of Leicestershire it was found in 105 of the 617 tetrads.

Leicestershire & Rutland Map

MAP KEY:

Yellow squares = NBN records (all known data)
Coloured circles = NatureSpot records: 2020+ | 2015-2019 | pre-2015

UK Map

Species profile

Common names
Bearded Couch
Species group:
Grasses, Rushes & Sedges
Kingdom:
Plantae
Order:
Poales
Family:
Poaceae
Records on NatureSpot:
16
First record:
14/07/2008 (Calow, Graham)
Last record:
02/08/2023 (Smith, Peter)

Total records by month

% of records within its species group

10km squares with records

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