Crisp, M.D. (14 October 1982), Daviesia spiralis and D. debilior (Leguminosae: Papilionoideae), two new species occurring in the Wongan Hills, Western Australia. Nuytsia 4(1): 11-13 [tax. nov.]

• Type: "13 km S of Eneabba–Lake Indoon road, from 7 km SW of Eneabba, 29°57′S, 115°12′E, 19 June 1977, C.Chapman (21B)77, fl. (holo: CBG; iso: K, PERTH)."

• Etymology: "The epithet is the comparative degree of the Latin adjective debilis, meaning weak, and refers to the relatively feeble habit and unarmed phyllodes, which distinguish the hew species from its near relative D. hakeoides,"

Green, J.W. (1985), Census of the Vascular Plants of Western Australia Edn. 2: 93 [secondary reference]

Crisp, M.D. in Marchant, N.G., Wheeler, J.R., Rye, B.L., Bennett, E.M., Lander, N.S. & Macfarlane, T.D. (1987), Daviesia. Flora of the Perth Region 1: 249 [secondary reference]

Crisp, M.D. (22 December 1995), Contributions toward a revision of Daviesia (Fabaceae: Mirbelieae). III. A synopsis of the genus. Australian Systematic Botany 8(6): 1185 APC [secondary reference]

• 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: 88 [secondary reference]

Crisp, M.D., Cayzer, L., Chandler, G.R. & Cook, L.G. (2017), A monograph of Daviesia (Mirbelieae, Faboideae, Fabaceae). Phytotaxa 300(1): 196-198, Fig. 87 [secondary reference]

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