$modus 0: smartphone
$modus 1: smartphone
Cyperus retrorsus
Cyperus retrorsus Chapm. [Accepted]
Cyperaceae
Cyperus echinatusChapm. var. cylindricus [Cyperus ovularis (Elliott) Torrey var. cylindricus] {-1}
D.S. Correll, H.B. Correll, Aquatic Wetl. Pl. SW U.S.: , fig. 237 (1972) [B.N. Culbertson]