"bulrush" in the noun sense
1. cat's-tail, bullrush, bulrush, nailrod, reed mace, reedmace, Typha latifolia
tall marsh plant with cylindrical seed heads that explode when mature shedding large quantities of down its long flat leaves are used for making mats and chair seats of North America, Europe, Asia and North Africa
2. bulrush, bullrush, common rush, soft rush, Juncus effusus
tall rush with soft erect or arching stems found in Eurasia, Australia, New Zealand, and common in North America
Source: WordNet® (An amazing lexical database of English)
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