Lindley, J. (1 January 1840), A Sketch of the Vegetation of the Swan River Colony: liv, adnot. [259] [tax. nov.]

• Type: (not cited).

Lindley, J. (September 1840), The Genera and Species of Orchidaceous Plants: 516 [secondary reference]

Endlicher, S.F.L. in Lehmann, J.G.C. (ed.) (1846), Orchideae. Plantae Preissianae 2(1): 13 [secondary reference]

Reichenbach, H.G. (1871), Bemerkungen fur eine australische orchideenkunde. Beitrage zur Systematischen Pflanzenkunde: 60 [secondary reference]

misapplication: Prasophyllum nigricans R.Br. legitimate by Endlicher, S.F.L. in Lehmann, J.G.C. (ed.) (1846), Orchideae. Plantae Preissianae 2(1): 12

Reichenbach, H.G. (1871), Bemerkungen fur eine australische orchideenkunde. Beitrage zur Systematischen Pflanzenkunde: 60 [misapplied]

misapplied to: Prasophyllum gracile var. ringens Rchb.f. legitimate by Endlicher, S.F.L. in Lehmann, J.G.C. (ed.) (1846), Orchideae. Plantae Preissianae 2(1): 13

Black, J.M. (1943), Flora of South Australia Edn. 2, 1: 220 [secondary reference]

Beadle, N.C.W., Evans, O.D. & Carolin, R.C. (1962), Handbook of the Vascular Plants of the Sydney District and Blue Mountains: 474 [secondary reference]

George, A.S. (5 May 1971), A check list of the Orchidaceae of Western Australia. Nuytsia 1(2): 188 [secondary reference]

• Type: "Swan River, Drummond – holo.: K-L."

George, A.S. (5 May 1971), A check list of the Orchidaceae of Western Australia. Nuytsia 1(2): 188 [taxonomic synonym]

taxonomic synonym of: Prasophyllum macrostachyum R.Br. var. macrostachyum legitimate

Curtis, W.M. (1980), Angiospermae: Orchidaceae. The Student's Flora of Tasmania 4A: 72 [secondary reference]

Jones, D.L. (1988), Native Orchids of Australia: 257 [secondary reference]

Bates, R. (20 July 1989), Prasophyllum calcicola, P. macrostachyum and P. ringens (Orchidaceae): three similar species from Western and southern Australia. Journal of the Adelaide Botanic Gardens 11(2): 185 [taxonomic synonym]

taxonomic synonym of: Prasophyllum macrostachyum R.Br. legitimate

Clements, M.A. in Jones, D.L. (ed.) (August 1989), Catalogue of Australian Orchidaceae. Australian Orchid Research 1: 114 [taxonomic synonym]

taxonomic synonym of: Prasophyllum macrostachyum R.Br. legitimate

Clements, M.A. in Jones, D.L. (ed.) (August 1989), Catalogue of Australian Orchidaceae. Australian Orchid Research 1: 110 [misapplied]

misapplied to: Prasophyllum antennatum M.A.Clem. & D.L.Jones nom. illeg., nom. superfl. by Endlicher, S.F.L. in Lehmann, J.G.C. (ed.) (1846), Orchideae. Plantae Preissianae 2(1): 13

Jones, D.L. & Clements, M.A. (25 January 1996), A reassessment of Prasophyllum gracile and P. macrostachyum (Orchidaceae), with the description of P. paulinae, a new species from south-west Western Australia. Nuytsia 10(3): 411-413, Fig. 1 [secondary reference]

taxonomic synonym: Prasophyllum gracile var. ringens Rchb.f. legitimate taxonomic synonym: Prasophyllum macrostachyum var. ringens (Rchb.) A.S.George legitimate taxonomic synonym: Prasophyllum antennatum M.A.Clem. & D.L.Jones nom. illeg., nom. superfl. taxonomic synonym: Prasophyllum ringens (Rchb.f.) R.J.Bates legitimate

Hoffman, N. & Brown, A. (1998), Orchids of South-West Australia Edn. 2 (revised): 295 [secondary reference]

common name: Little Laughing Leek Orchid [n/a]

Paczkowska, G. & Chapman, A.R. (2000), The Western Australian Flora, a descriptive catalogue: 88 [secondary reference]

common name: Thin Leek Orchid [n/a]

Wheeler, J.R., Marchant, N.G. & Lewington, M. (2002), Flora of the South West 1: 379 [secondary reference]

common name: Little Laughing Leek Orchid [n/a]

Barker, W.R., Barker, R.M., Jessop, J. & Vonow, H. (ed.) (18 March 2005), Census of South Australian Vascular Plants 5th Edition. Journal of the Adelaide Botanic Gardens Supplement 1: 198 [taxonomic synonym]

taxonomic synonym of: Prasophyllum constrictum R.S.Rogers legitimate

Brown, A., Dundas, P., Dixon, K. & Hopper, S. (2008), Orchids of Western Australia: 250 [secondary reference]

common name: Little laughing leek orchid [n/a]

• Etymology: "slender, alluding to the slender tips to the sepals"

Hoffman, N. & Brown, A. (2011), Orchids of South-West Australia Edn. 3: 355 [secondary reference]

common name: Little Laughing Leek Orchid [n/a]

Backhouse, G.N., Bates, R.J., Brown, A.P. & Copeland, L.M. (1 March 2016), Checklist of the orchids of Australia including its island territories: 32, 130 [secondary reference]

Council of Heads of Australasian Herbaria (28 February 2018), Australian Plant Census: - APC [secondary reference]

nomenclatural synonym: Prasophyllum gracile Lindl. var. gracile legitimate taxonomic synonym: Prasophyllum gracile var. ringens Rchb.f. legitimate taxonomic synonym: Prasophyllum macrostachyum var. ringens (Rchb.) A.S.George legitimate taxonomic synonym: Prasophyllum antennatum D.L.Jones nom. inval. taxonomic synonym: Prasophyllum gracile var. rigens M.A.Clem. orth. var. taxonomic synonym: Prasophyllum antennatum M.A.Clem. & D.L.Jones nom. illeg., nom. superfl. taxonomic synonym: Prasophyllum ringens (Rchb.f.) R.J.Bates legitimate

• APC Dist.: WA

Council of Heads of Australasian Herbaria (28 February 2018), Australian Plant Census: - [pro parte misapplied]

pro parte misapplied to: Prasophyllum rostratum Lindl. legitimate by Curtis, W.M. (1980), Angiospermae: Orchidaceae. The Student's Flora of Tasmania 4A: 72

Council of Heads of Australasian Herbaria (28 February 2018), Australian Plant Census: - [pro parte misapplied]

pro parte misapplied to: Prasophyllum concinnum Nicholls legitimate by Curtis, W.M. (1980), Angiospermae: Orchidaceae. The Student's Flora of Tasmania 4A: 72

Clements, M.A. & Jones, D.L. (2019), Notes on Australasian orchids 5: Paraprasophyllum, a new genus in Prasophyllinae (Diurideae). Australian Orchid Review 84(5): 32 [basionym]

basionym of: Paraprasophyllum gracile (Lindl.) M.A.Clem. & D.L.Jones legitimate

Jones, D.L. (January 2021), Native Orchids of Australia Edn. 3: 356 [nomenclatural synonym]

nomenclatural synonym of: Paraprasophyllum gracile (Lindl.) M.A.Clem. & D.L.Jones legitimate

Brown, A. (19 July 2022), The Complete Orchids of Western Australia 2: 102 [secondary reference]

common name: Little Laughing Leek Orchid [n/a]

• Etymology: "From the Latin gracilis (slender), in reference to the narrow tips to the sepals."

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