Conferva fluviatilis Linnaeus, Species Plantarum 2: 1165. 1753.

"Habitat in Europae fluviis confragosis." RCN: 8386.

Lectotype (Irvine in Spencer & al. in Taxon, in press): [icon] " Conferva fluviatilis lubrica setosa, Equiseti facie " in Dillenius, Hist. Musc.: 39, t. 7, f. 47. 1741. - Voucher: Herb. Dillenius (OXF) .

Current name: Lemanea fluviatilis (L.) C. Agardh ( Lemaneaceae).

Note: See discussion by Silva (in Univ. Calif. Publ. Bot. 25: 262. 1952).