3.3. 1. Oreomecon angustifolia (Tolm.) Krivenko, Nov. Syst. Pl. Vasc. 54: e 06: 1. 2023

≡ Papaver angustifolium Tolm., Trudy Bot. Muz. 22: 369. 1930. Type: [Russia] Siberia: Gydan Tundra, Obvalivayushchiesya beregovye sklony u NO vhodnogo mysa Yurackoy Guby, 15 Aug 1926, A. I. Tolmachev 589 (lectotype: LE, lectotypified by Elven et al. [2009], p. 988).