Agardh, J.G. (1852), Species genera et ordines algarum: 772 [tax. nov.]

• Type: Hymenocladia usnea (R.Br. ex Turner) J.Agardh

ABRS (2011), Australian Algal Name Index Edn. 2011: - [secondary reference]

• APC Comment: R.Cowan (2011) uses this taxon concept.

Algal Subcommittee (2019), CHAH Algal Subcommittee: - AAL [secondary reference]

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