Scirpus acutus

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Noun1.Scirpus acutus - widely distributed North American sedge having rigid olive green stems
sedge - grasslike or rushlike plant growing in wet places having solid stems, narrow grasslike leaves and spikelets of inconspicuous flowers
genus Scirpus, Scirpus - rhizomatous perennial grasslike herbs
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References in periodicals archive ?
The riparian community is composed primarily of cottonwood (Populus angustifolia) and Russian olive (Elaeagnus angustifolia), while heavy patches of hardstem bulrush (Scirpus acutus) grow around the perimeter of the wetland.
At both sites, one of the wetlands had been planted with cattails (Typha dominigensis), bulrushes (Scirpus acutus) and some arrowheads (Sagittaria latifolia) the June previous to monitoring.
Vegetation in the lower cells was a dense mixture of mostly cattail (typha latifolia) and hardstem bullrush (scirpus acutus) with a small amount of Sego pondweed (potamogeton pectinatus).
Dominant vascular plants include Typha spp., Scirpus acutus, Thelypterus palustris, Toxicodendron vernix, Cornus stolonifera and Salix serrissima.