Midewin National Tallgrass Prairie
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  • Softstem Bulrush

    SCIENTIFIC NAME: Scirpus validus (Scirpus tabernaemontanus)

    COMMON NAMES: Softstem Bulrush, Great Bulrush, River Club-rush, Soft-stem Club-rush

    BLOOM TIME: June, July, Aug

    Tallest bulrush in Illinois at 4-8 ft. tall.

    Erect hollow stem has spongy interior.

    Terminates in a single flower up to 6 in. across and 6 in. long, consisting of 2-5 spikelets which are reddish-brown and hairy.

    Pollinated by wind & spread by rhizomes.

    Habitat: sun, wet conditions & mucky soil.

    Common in north & central Illinois.