Ulva lumbricalis Linnaeus, Mantissa Plantarum Altera: 311. 1771.

"Habitat ad Cap. b. spei. Koenig. 40." RCN: 8364.

Lectotype (Irvine in Spencer & al. in Taxon, in press): König s.n., Herb. Linn. No. 1275.2 (LINN) .

Current name: Champia lumbricalis (L.) Desv. ( Champiaceae).