Taxon Name Usage: https://staging-id.biodiversity.org.au/instance/apni/7402543
- nomenclatural synonym: Trichomanes obscurum Blume
- nomenclatural synonym: Selenodesmium obscurum (Blume) Copel.
- nomenclatural synonym: Cephalomanes obscurum (Blume) K.Iwats.
- taxonomic synonym: Trichomanes elongatum A.Cunn.
- taxonomic synonym: Abrodictyum elongatum (A.Cunn.) Ebihara & K.Iwats.
- taxonomic synonym: Selenodesmium elongatum subsp. queenslandicum Pic.Serm.
- misapplied: Trichomanes rigidum auct. non Sw. by Domin, K. (October 1914), Beitrage zur Flora und Pflanzengeographie Australiens. Bibliotheca Botanica 20(85)
- misapplied: Trichomanes rigidum auct. non Sw. by Maiden, J.H. & Betche, E. (1916), A Census of New South Wales Plants
- misapplied: Trichomanes rigidum auct. non Sw. by Melvaine, A.T. (1936), A check list of the New South Wales pteridophytes. Proceedings of the Linnean Society of New South Wales 61
- misapplied: Trichomanes rigidum auct. non Sw. by Bentham, G. (March 1878), Flora Australiensis 7
- misapplied: Trichomanes rigidum auct. non Sw. by Bailey, F.M. (1902), The Queensland Flora 6
- misapplied: Trichomanes rigidum auct. non Sw. by Bailey, F.M. (1892), Lithograms of the Ferns of Queensland
- misapplied: Trichomanes rigidum auct. non Sw. by Moore, C. (1893), Handbook of the Flora of New South Wales
- misapplied: Trichomanes cupressoides auct. non Desv. by Desvaux, N.A. (1827), Prodrome de la famille des Fougères. Mémoires de la Société linnéenne de Paris 6(3)
- misapplied: Selenodesmium cupressoides auct. non (Desv.) Copel. by Copeland, E.B. (26 October 1938), Genera Hymenophyllacearum. Philippine Journal of Science 67(1)