cotton-rush

There wave the cotton-rush, the tall fox-glove, and the taller golden mullein.

The Mirror of Literature, Amusement, and Instruction Volume 10, No. 262, July 7, 1827 Various

Leaving this, though the sight of the little trout darting about was temptation enough to make me stay, we tramped on over the rugged ground, in and out among stones or piled-up rocks, now skirting or leaping boggy places dotted with cotton-rush, where the bog-roots were here green and soft, there of a delicate pinky white, where the water had been dried away.

Patience Wins War in the Works George Manville Fenn 1870

Something akin to Macey's feeling of light-heartedness had evidently flashed into the hearts of all in the line, for men began to shout to one another as they hurried on with more elasticity of tread; they made lighter of their difficulties, and no longer felt a chill of horror whenever Rounds summoned all to a halt, while the doctor passed along the line to examine some cotton-rush dotted margin about a pool.

The Weathercock Being the Adventures of a Boy with a Bias George Manville Fenn 1870