Schoenoplectiella trapezoidea
Schoenoplectiella trapezoidea (Koidz.) J.Jung & H.K.Choi

Schoenoplectiella trapezoidea is a species in the Cyperaceae family, native to China North-Central, China Southeast, Japan, and Manchuria. It was formally described in 2011 by J. Jung and H.K. Choi, based on earlier work by Koidz.
Description
Schoenoplectiella trapezoidea belongs to the Cyperaceae, a family commonly known as sedges. This species is distributed across several regions in East Asia, including China North-Central, China Southeast, Japan, and Manchuria. The taxonomic classification of this species was established in 2011 by J. Jung and H.K. Choi, who recognized and named it within the genus Schoenoplectiella. The species was previously studied by Koidz., whose work formed the basis for its subsequent formal description.
Distribution
China North-Central · China Southeast · Japan · Manchuria
Synonyms
Schoenoplectus juncoides subsp. triangulatusSchoenoplectus trapezoideusScirpus erectus var. triangulatusScirpus juncoides var. triangulatusScirpus hotarui var. triangulatusScirpus trapezoideus
