Scorzonera debilis Sosn. in Trudy Tbilissk. Bot. Inst. 2: 222. 1937 Scorzonera debilis Sosn. in Trudy Tbilissk. Bot. Inst. 2: 222. 1937Taxon for this nameScorzonera debilis Sosn. in Trudy Tbilissk. Bot. Inst. 2: 222. 1937