St.John, H. (1962), Revision of the genus Pandanus Stickman, Part 12. Queensland Pandanus species from Queensland, Australia. Pacific Science; a quarterly devoted to the biological and physical sciences of the pacific region 16(3): 303, 305, fig. 114 [tax. nov.]

• Type: "Australia, North Queensland, Six Mile Creek, 6 miles w. of Cooktown, fringing forest on small creek in Eucalyptus forest, 20 ft. alt., Jan. 3, 1958, H. St. John 26,239 (BISH)."

• Etymology: "The new epithet is from the Latin medialis, middle; inermis, unarmed, in reference to the unarmed midrib."

Cooper, W.E. & Cooper, W.T. (2004), Fruits of the Australian Tropical Rainforest: 385 [taxonomic synonym]

taxonomic synonym of: Pandanus dammannii Warb. legitimate

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

taxonomic synonym of: Pandanus dammannii Warb. legitimate

Wilson, A.J.G. in Wilson, A.J.G. (ed.) (2011), Pandanaceae. Flora of Australia 39: 221 [taxonomic synonym]

taxonomic synonym of: Pandanus cookii Martelli legitimate

Council of Heads of Australasian Herbaria (2016), Australian Plant Census: - [taxonomic synonym]

taxonomic synonym of: Pandanus cookii Martelli legitimate

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