Cyperus alternifolius Linnaeus, Systema Naturae, ed. 12, 2: 82; Mantissa Plantarum: 28. 1767.

"Habitat in Virginia." RCN: 401.

Lectotype (Baijnath in Kew Bull. 30: 522. 1975): Herb. Linn. No. 70.40 (LINN) .

Current name: Cyperus alternifolius L. ( Cyperaceae).

Note: See further discussion by Kukkonen (in Ann. Bot. Fenn. 27: 62. 1990).