Eleocharis atropurpurea

Eleocharis atropurpurea

Eleocharis atropurpurea (Retz.) Presl.
Engl.: purple spikerush.
Deu.: Schwarzrote Sumpfbinse.
Bot. syn.: Eleocharis multiflora Chapm.

I have no articles for this botanical term, but there might be some for the next level down (if found).