Guymer, G.P. (1989), A taxonomic revision of Brachychiton (Sterculiaceae). Australian Systematic Botany 1(3): 249, fig. 22 [primary reference]

• Type: "53.8 km E of Mount Isa, Burke District, Queensland, 15 Sep. 1976, G.P. Guymer 687 (holotypus BRI; isotypi CANB, DNA, K, MEL, NE, NSW, PERTH)."

taxonomic synonym: Sterculia australis var. acuminata Domin legitimate misapplication: Brachychiton trichosiphon (Benth.) Ewart & O.B.Davies nom. illeg. by Ewart, A.J. & Davies, O.B. (1917), The Flora of the Northern Territory: 192

Hyland, B.P.M., Gray, B. & Elick, R.W. in Cooper, W.E. & Cooper, W.T. (1994), Appendix I: Provisional Species List. Fruits of the Rainforest: 312 [secondary reference]

Dunlop, C.R., Leach, G.J., Latz, P.K., Barritt, M.J., Cowie, I.D. & Albrecht, D.E. (1995), Checklist of the Vascular Plants of the Northern Territory: 105 [secondary reference]

Sked, J. (1999), More taxonomic changes to Queensland plants. Society for Growing Australian Plants, Queensland Region Bulletin 37(4): 29 [secondary reference]

taxonomic synonym: Brachychiton sp. N-W. Qld & N-E NT. [n/a]

Williams, K.A.W. (1999), Native Plants of Queensland 4: 78 [secondary reference]

Guymer, G.P. in Henderson, R.J.F. (ed.) (2002), Sterculiaceae. Names and Distribution of Queensland Plants, Algae and Lichens: 191 [secondary reference]

Moore, P. (2005), A guide to plants of inland Australia: 238 (photo, map) [secondary reference]

• Etymology: collinus: living on hills.

Council of Heads of Australasian Herbaria (2012), Australian Plant Census: - APC [secondary reference]

taxonomic synonym: Sterculia australis var. acuminata Domin legitimate taxonomic synonym: Brachychiton sp. 5 (Mt. Isa) [n/a] taxonomic synonym: Brachychiton sp. N-W. Qld & N-E NT. [n/a] misapplication: Brachychiton trichosiphon (Benth.) Ewart & O.B.Davies nom. illeg. by Ewart, A.J. & Davies, O.B. (1917), The Flora of the Northern Territory: 192

• APC Dist.: NT, Qld

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