hardstem bulrush

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Noun1.hardstem bulrush - 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 ?
For about a decade after that trip, a low water table on this spring-fed lake left bountiful beds of hardstem bulrush high and dry.
Based on the random-point data collected from 184 PEM1 wetlands in 2008, the percent coverage by broad vegetation classes was, on average, 26% grasses (excluding rice cutgrass), 24% rushes, 12% cattails, 12% sedges (excluding hardstem bulrush), 7% Himalayan blackberry, 6% forbs, 5% hardstem bulrush, 3% willows and 1% rice cutgrass.
For example, hardstem bulrush favors firm sand or gravelly substrate, while water lilies like mucky or silty soils.
Water flows from irrigated fields into a deep water pond and several deep and shallow wetlands (approximately 1 hectare) containing single species stands of common cattail (Typha latifolia) and hardstem bulrush (Schoenoplectus acutus).
The impoundments contain typical emergent marsh vegetation, e.g., Olney's three-square bulrush (Scirpus americanus), cattail (Typha domingensis), hardstem bulrush (S.