Table 2: List of species used in this study and GenBank accession numbers for ITS and 18S.

Taxon ITS accession number 18S rRNA accession number Ulva lactuca AY422499 AF499666 Klebsormidium flaccidum EU434019 M95613 Chlorella vulgaris FM205855 X13688 Mantoniella squamata FN562451 X73999 Ulva prolifera HQ902007 HQ850569 Monostroma grevillei HQ902006 HQ850570 Paulschulzia pseudovolvox AF182428 U83120 Trebouxia asymmetrica AF344177 Z21553 Kornmannia leptoderma AF415168 AF499661 Monostroma nitidum AF415170 AF499665 Blidingia minima AJ000206 AF499659 Enteromorpha intestinalis AJ000210 AF189077 Ulva fenestrata AJ234316 AF499653 Chloropelta caespitosa AY016309 AF499656 Ulvaria obscura var. blyttii AY260571 AF499657 Ulothrix zonata Z47999 AY278217 Ulva pertusa HQ902008 HQ850571 Ulva californica AY422518 AF499652 Percursaria percursa AY016305 AF499658