"Scirpus lacustris. 1. A flower surrounded with hypogynous bristles; 2. a seed; 3, a section of it,…
"1. Flowering plant of Bulrush (Scirpus lacustris). 2. The inflorescence. a, a flower; b, the fruit."…
A bulrush, part of the sedge family, common on borders of salt and fresh ponds and streams, Scirpus…