Schemes (A, C, E) and cross-sections of the achenes (B, D, F), Pseudopodospermum clade, A, B Scorzonera brevicaulis (Brevicaulis type), B from Dubuis 12704 (B) C, D S. papposa (Calyculata type), D from Bornmüller 4131 (B) E, F S. hispanica (Pseudopodospermum type). F from Rechinger 1590 (B100047704). Designation of the colours: orange (A, E) – mechanical subepidermal parenchyma; yellow – thin-walled parenchyma, white small hollows in the pericarp – air cavities; grey – stout conglomerations (C); red – sclerenchyma (of parallel orientation); blue – seed coat; green – endosperm; violet dots in pericarp – tannins cells, violet dots in seed coat – vestiges of vascular bundles; central white area – seed hollow.

  Part of: Zaika MA, Kilian N, Jones K, Krinitsina AA, Nilova MV, Speranskaya AS, Sukhorukov AP (2020) Scorzonera sensu lato (Asteraceae, Cichorieae) – taxonomic reassessment in the light of new molecular phylogenetic and carpological analyses. PhytoKeys 137: 1-85.