Scirpus retrofractus Linnaeus, Species Plantarum 1: 50. 1753.

"Habitat in Virginia." RCN: 423.

Lectotype (Fernald in Rhodora 47: 111, pl. 878. 1945): Herb. Linn. No. 71.36 (LINN) .

Current name: Cyperus retrofractus (L.) Torr. ( Cyperaceae).

Note: Carter & Jarvis (in Rhodora 88: 451-456. 1986) provide a review.