Pictorial guide to the flora of the British Isles

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Juncus conglomeratus L.

compact rush (Juncaceae)

 SpreadBias within British IslesDirection of bias
Very widespreadNegligible tendencyN
Plant Atlas 2020
BSBI Distribution Map

Synonym | Juncus subuliflorus Drej.

Juncus conglomeratus is a leafless rush; it has green, ridged stems, unlike the glaucous, ridged stems of Juncus inflexus and the smooth, green stems of Juncus effusus.

Oxford (VC23: Oxfordshire); 2014-06-05

 compact rush / Juncus conglomeratus: _Juncus conglomeratus_ is a leafless rush; it has green, ridged stems, unlike the glaucous, ridged stems of _Juncus inflexus_ and the smooth, green stems of _Juncus effusus_.

The inflorescences of Juncus conglomeratus are typically very compact, often forming a tight ball.

Kennington (VC22: Berkshire); 2023-07-15

 compact rush / Juncus conglomeratus: The inflorescences of _Juncus conglomeratus_ are typically very compact, often forming a tight ball.

All images copyright © Christopher J. Dixon unless otherwise indicated.

L-R: Bidens tripartita, Melilotus officinalis, Mimulus guttatus, Thalictrum flavum, Ranunculus peltatus, Anchusa arvensis, Malva alcea, Lolium perenne