Rhanteriopsis baskilensis sp. nov. (Inuleae, Asteraceae), a new species from Turkey Author Hamzaoğlu, Ergin 0000-0001-6053-6796 Department of Mathematics and Science Education, Gazi Faculty of Education, Gazi University, TR- 06560, Ankara, Turkey. erginhamzaoglu @ gazi. edu. tr; https: // orcid. org / 0000 - 0001 - 6053 - 6796 erginhamzaoglu@gazi.edu.tr Author Behçet, Lütfi 0000-0001-8334-7816 Department of Molecular Biology and Genetics, Faculty of Arts and Sciences, Bingöl University, TR- 12000, Bingöl, Turkey. lbehcet 2000 @ yahoo. com; https: // orcid. org / 0000 - 0001 - 8334 - 7816 lbehcet2000@yahoo.com text Phytotaxa 2022 2022-03-11 539 1 33 44 http://dx.doi.org/10.11646/phytotaxa.539.1.4 journal article 20235 10.11646/phytotaxa.539.1.4 9bc48cc3-3be8-4bbd-8d75-7722f964752d 1179-3163 6345931 Updated diagnostic key for the Rhanteriopsis species In the preparation of the current identification key, the descriptions and the key by Wiklund (1987) were used. 1 . Capitula heterogamous .............................................................................................................................. Rhanteriopsis lanuginosa - Capitula homogamous ........................................................................................................................................................................ 2 2 . Stems up to 15 cm tall; sterile shoot leaves broadly elliptic, sessile or short petiolate; cauline leaves 0.9–1.2 cm long .................... .................................................................................................................................................................... Rhanteriopsis bombycina - Stems mostly more than 15 cm tall; sterile shoot leaves oblanceolate, long petiolate; cauline leaves 1.4–6 cm long...................... 3 3 . Outer ( 0.4–0.7 mm ) and inner ( 0.2–0.4 mm ) involucral bracts narrow; paleae 0.2–0.3 mm wide; achenes 1.4–1.6 mm long; pappus consisting of 5 bristles ................................................................................................................................ Rhanteriopsis baskilensis - Outer ( 1.2–2.6 mm ) and inner ( 0.6–1.8 mm ) involucral bracts wider; paleae 0.5–0.9 mm wide; achenes 1.6–2.2 mm long; pappus consisting of 1–4 bristles .................................................................................................................................................................... 4 4 . Branches apically whitish-woolly; leaves ± woolly.............................................................................. Rhanteriopsis microcephala - Branches apically slightly pubescent to glabrous; leaves usually slightly puberulent.................................. Rhanteriopsis puberula