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

• Type: (not cited).

Macfarlane, T.D. in George, A.S. (ed.) (1987), Burchardia. Flora of Australia 45: 408 [taxonomic synonym]

taxonomic synonym of: Burchardia umbellata R.Br. legitimate

Morris, D.I. in Curtis, W.M. & Morris, D.I. (1994), Liliaceae. The Student's Flora of Tasmania 4B: 396 [taxonomic synonym]

taxonomic synonym of: Burchardia umbellata R.Br. legitimate

Keighery, G.J. & Muir, W. (16 December 2005), Reinstatement of Burchardia congesta (Colchicaceae). Nuytsia 15(3): 352 [secondary reference]

taxonomic synonym: Burchardia rigida Gand. legitimate

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

taxonomic synonym: Burckhardia rigida Gand. orth. var. taxonomic synonym: Burchardia rigida Gand. legitimate

• APC Dist.: WA

Barrett, Russell & Tay, Eng Pin (2016), Perth Plants: a Field Guide to the Bushland and Coastal Flora of Kings Park and Bold Park Edn. 2: 1860187, photos 10-13 [secondary reference]

common name: Milkmaids [n/a]

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