Source: Hörandl, E. & Raab-Straube, E. von (2015+): Ranunculeae. – In: Euro+Med Plantbase - the information resource for Euro-Mediterranean plant diversity.
Ranunculus oligandrus (Markl.) Ericssonin Ann. Bot. Fenn. 29: 147. 1992
≡Ranunculus auricomus subsp. oligandrus Markl.in Fl. Fenn. 3: 88. 1961
Euro+Medendemic: FinlandnativeA; LatvianativeB; Russia (C European RussianativeC, E European RussianativeC, N European RussianativeC, NW European RussianativeC,D); SwedennativeA
B.Evarts-Bunders, P., Evarte-Bundere, G., Krasnopoļska, D., Svilāne, I. & Bojāre, A. 2022: Studies on the species of Ranunculus auricomus complex in the flora of Latvia. Ranunculus auricomus group – species with hairy receptacles. – Acta Biologica Universitatis Daugavpiliensis 22: 43-66
C.Tzvelev, N. N. 2001: Flora vostočnoj Evropy 10. – Sankt-Peterburg
D.Tzvelev, N. N. 2000: Opredelitel' sosudistych rastenij severo-zapadnoj Rossii. – Sankt-Peterburg
E.Kurtto, A., Lampinen, R., Piirainen, M. & Uotila, P. 2019: Checklist of the vascular plants of Finland. Suomen putkilokasvien luettelo. – Helsinki: Finnish Museum of Natural History LUOMUS