Mueller, F.J.H. von (March 1886), Descriptive Notes on Papuan Plants 8: 71 [tax. nov.]

• Type: On the Fly River; D'Albertis.

Schuster, J. in Engler, H.G.A. (1932), Cycadaceae. Das Pflanzenreich 99(4,1): 70 [basionym]

basionym of: Cycas circinalis subsp. papuana (F.Muell.) J.Schust. legitimate

Kanehira, R. & Hatusima, S. (1938), Botanical Magazine (Tokyo) 52: 350 [basionym]

basionym of: Cycas rumphii f. papuana (F.Muell.) Kaneh. legitimate

Jones, D.L. (1993), Cycads Of The World: 151 [secondary reference]

Hill, K.D. (8 December 1994), The Cycas media group (Cycadaceae) in New Guinea. Australian Systematic Botany 7(6): 532, figs 5, 6 (map) [secondary reference]

• Lectotype: New Guinea: sheets annotated 'Fly River, D'Albertis' (lectotype, here designated, MEL 68056 (photo NSW), isolecto K).

nomenclatural synonym: Cycas circinalis subsp. papuana (F.Muell.) J.Schust. legitimate nomenclatural synonym: Cycas rumphii f. papuana (F.Muell.) Kaneh. legitimate

Laubenfels, D.J. de & Adema, F. (1998), A taxonomic revision of the genera Cycas and Epicycas gen.nov. (Cycadaceae). Blumea 43(2): 362 [taxonomic synonym]

taxonomic synonym of: Cycas armstrongii Miq. legitimate

Lindstrom, A.J., Hill, K.D. & Stanberg, L.C. (26 October 2009), The genus Cycas (Cycadaceae) in Indonesia. Telopea 12(3): 413-414, Fig. 1 [secondary reference]

nomenclatural synonym: Cycas circinalis subsp. papuana (F.Muell.) J.Schust. legitimate nomenclatural synonym: Cycas rumphii f. papuana (F.Muell.) Kaneh. legitimate

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