Culms triangular in cross-section and soft-spongy when compressed (all flowering culms flopped over in this specimen). Ventral surface of leaf sheaths transversely wrinkled; not spotted.
Large ascending spikes (not drooping). Pistillate scales not awned. Lower perigynia reflexed. Perigynia long-narrow tapered toward beak. Transitional wetland edge habitat below dam. Plant sometimes flopping over.
sequential, begging juvenile, one image with hungry dad having a quick lunch before returning to tending to the young ones
Found feeding on an island on Whitewater lake.