Hooker, J.D. (1854), The botany of the Antarctic voyage of H.M. discovery ships Erebus and Terror. II. Flora Novae-Zelandiae 2(5): 16 [tax. nov.]

• Type: "Hab. Middle Island: Thompson's Sound, south-west coast, Lyall."

Hooker, W.J. in Hooker, W.J. & Baker, J.G. (1867), Synopsis Filicum Edn. 1, 3: 77 [basionym]

basionym of: Trichomanes lyallii (Hook.f.) Hook. legitimate

Copeland, E.B. (26 October 1938), Genera Hymenophyllacearum. Philippine Journal of Science 67(1): 33 [basionym]

basionym of: Sphaerocionium lyallii (Hook.f.) Copel. legitimate

Tindale, M.D. (1963), Hymenophyllaceae. Contributions from the New South Wales National Herbarium, Flora Series 201: 9 [nomenclatural synonym]

nomenclatural synonym of: Sphaerocionium lyallii (Hook.f.) Copel. legitimate

Bostock, P.D. & Spokes, T.M. in McCarthy, P.M. (ed.) (1998), Hymenophyllaceae. Flora of Australia 48: 122 [nomenclatural synonym]

nomenclatural synonym of: Sphaerocionium lyallii (Hook.f.) Copel. legitimate

Ebihara, A., Hennequin, S., Iwatsuki, K., Bostock, P.D., Matsumoto, S., Jaman, R., Dubuisson, J.-Y. & Ito, M. (2004), Polyphyletic origin of Microtrichomanes (Prantl) Copel. (Hymenophyllaceae), with a revision of the species. Taxon 53(4): 942 [secondary reference]

nomenclatural synonym: Trichomanes lyallii (Hook.f.) Hook. legitimate nomenclatural synonym: Sphaerocionium lyallii (Hook.f.) Copel. legitimate taxonomic synonym: Trichomanes calvescens Bosch legitimate taxonomic synonym: Trichomanes digitatum var. calvescens (Bosch) Domin legitimate

Council of Heads of Australasian Herbaria (2006), Australian Plant Census: - [secondary reference]

nomenclatural synonym: Trichomanes lyallii (Hook.f.) Hook. legitimate nomenclatural synonym: Sphaerocionium lyallii (Hook.f.) Copel. legitimate taxonomic synonym: Trichomanes calvescens Bosch legitimate taxonomic synonym: Hymenophyllum cattletti C.Moore orth. var. taxonomic synonym: Trichomanes digitatum var. calvescens (Bosch) Domin legitimate doubtful misapplication: Trichomanes corticola Bedd. legitimate by Domin, K. (October 1914), Beitrage zur Flora und Pflanzengeographie Australiens. Bibliotheca Botanica 20(85): 12 doubtful misapplication: Hymenophyllum corticola (Bedd.) Hook. legitimate by Domin, K. (October 1914), Beitrage zur Flora und Pflanzengeographie Australiens. Bibliotheca Botanica 20(85): 12 doubtful misapplication: Trichomanes digitatum var. corticola (Hook.) Domin legitimate by Domin, K. (October 1914), Beitrage zur Flora und Pflanzengeographie Australiens. Bibliotheca Botanica 20(85): 12 misapplication: Trichomanes digitatum Sw. legitimate by Bentham, G. (March 1878), Flora Australiensis 7: 702 misapplication: Trichomanes digitatum Sw. legitimate by Moore, C. (1893), Handbook of the Flora of New South Wales: 503

• APC Dist.: NSW

Ebihara, A., Dubuisson, J.-Y., Iwatsuki, K., Hennequin, S. & Ito, M. (2006), A taxonomic revision of Hymenophyllaceae. Blumea 51: 230 [secondary reference]

Ebihara, A., Nitta, J.H. & Iwatsuki, K. (2010), The Hymenophyllaceae of the Pacific Area. 2. Hymenophyllum (Excluding Subgen. Hymenophyllum). Bulletin of the National Museum of Nature and Science, Series B (Botany) 36(2): 46 [secondary reference]

nomenclatural synonym: Trichomanes lyallii (Hook.f.) Hook. legitimate nomenclatural synonym: Sphaerocionium lyallii (Hook.f.) Copel. legitimate taxonomic synonym: Trichomanes calvescens Bosch legitimate taxonomic synonym: Trichomanes digitatum var. calvescens (Bosch) Domin legitimate

Brownsey, P.J. & Perrie, L.R. (2016), Taxonomic notes on the New Zealand flora: lectotypes in the fern family Hymenophyllaceae. New Zealand Journal of Botany 54(1): 51 [secondary reference]

• Lectotype: "(designated here): New Zealand, Thomson’s Sound, SW coast, Middle Island, D.Lyall, March 1851, Herb. Hooker., K, labelled only ‘H. lyallii’! (photo WELT E469/22)."

Field, A.R. (2 January 2020), Classification and typification of Australian lycophytes and ferns based on Pteridophyte Phylogeny Group classification PPG I. Australian Systematic Botany 33(1): 24 [secondary reference]

• Type: "Thomsons Sound, New Zealand, Mar. 1851, D.Lyall s.n. (lecto: K 001090215* (top specimen); isolecto: K 001090215* (bottom specimen),"

nomenclatural synonym: Sphaerocionium lyallii (Hook.f.) Copel. legitimate

Council of Heads of Australasian Herbaria (7 July 2021), Australian Plant Census: - APC [secondary reference]

nomenclatural synonym: Trichomanes lyallii (Hook.f.) Hook. legitimate nomenclatural synonym: Sphaerocionium lyallii (Hook.f.) Copel. legitimate taxonomic synonym: Trichomanes calvescens Bosch legitimate taxonomic synonym: Hymenophyllum catletti C.Moore orth. var. taxonomic synonym: Hymenophyllum catlettii C.Moore legitimate taxonomic synonym: Hymenophyllum cattletti C.Moore orth. var. taxonomic synonym: Trichomanes digitatum var. calvescens (Bosch) Domin legitimate taxonomic synonym: Trichomanes digitatum var. calvescens (Bosch) Maiden & Betche isonym doubtful misapplication: Trichomanes corticola Bedd. legitimate by Domin, K. (October 1914), Beitrage zur Flora und Pflanzengeographie Australiens. Bibliotheca Botanica 20(85): 12 doubtful misapplication: Hymenophyllum corticola (Bedd.) Hook. legitimate by Domin, K. (October 1914), Beitrage zur Flora und Pflanzengeographie Australiens. Bibliotheca Botanica 20(85): 12 doubtful misapplication: Trichomanes digitatum var. corticola (Hook.) Domin legitimate by Domin, K. (October 1914), Beitrage zur Flora und Pflanzengeographie Australiens. Bibliotheca Botanica 20(85): 12 misapplication: Trichomanes digitatum Sw. legitimate by Bentham, G. (March 1878), Flora Australiensis 7: 702 misapplication: Trichomanes digitatum Sw. legitimate by Moore, C. (1893), Handbook of the Flora of New South Wales: 503

• APC Dist.: NSW

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