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WildBristol.uk - Discovering Wildlife in Bristol

Slender Rush - Juncus tenuis

Favourite Photos

image species author location uploaded taken select
Slender Rush Slender Rush - Juncus tenuis dylan Blaise Castle 8 Jul 2022, 3:56 p.m. 7 Jul 2022, 3:23 p.m.
Slender Rush Slender Rush - Juncus tenuis dylan Blaise Castle 8 Jul 2022, 3:56 p.m. 7 Jul 2022, 3:23 p.m.
Slender Rush Slender Rush - Juncus tenuis dylan Blaise Castle 8 Jul 2022, 3:56 p.m. 7 Jul 2022, 3:23 p.m.
Slender Rush Slender Rush - Juncus tenuis dylan Blaise Castle 8 Jul 2022, 3:56 p.m. 7 Jul 2022, 3:23 p.m.
Slender Rush Slender Rush - Juncus tenuis dylan Blaise Castle 8 Jul 2022, 3:56 p.m. 7 Jul 2022, 3:23 p.m.
Slender Rush Slender Rush - Juncus tenuis dylan Blaise Castle 8 Jul 2022, 3:56 p.m. 7 Jul 2022, 3:25 p.m.

Species Description

Stace 4:

Juncus tenuis Willd. - Juncus tenuis.

Densely tufted; stems erect, to 50(80)cm; leaves nearly all basal, flattened; lowest 1(-2) bracts usually much longer than inflorescence; inflorescence 1-6cm, with flowers borne mostly 2 or 3 together; (2n=32, 40, 80, 84). Neophyte-naturalised; damp barish ground on roadsides, tracks and paths; locally frequent throughout most British Isles except Outer Isles, first recorded 1795 / 6; North and South America.

Key:

  • Auricles scarious, obtuse to acute, about 2-6mm, much longer than wide
  • Capsule 3.3-4.7mm, nearly 3x as long as wide, reaching >3/4 way up tepals