A SEM image with the close-up view of the achene body of Koelpinia macrantha, showing elongated slightly curved papillae, A from Pimenov et al. 447 (MW0891267) B SEM image with the close-up view of the marginal achene of Scorzonera pseudodivaricata with cylindrical papillae, B from Gubanov 8816 (MW0194378) C1, C2 image of the marginal achene of Epilasia hemilasia (left: general view, right: close-up view of the achene body with stout hair-like papillae [arrows]), C from Aidarova s.n. (FRU). Continued. D SEM image of the marginal achene body of S. pygmaea showing stout and short conglomerations, D from Quer 726 (B) E SEM image of the marginal achene body of S. inconspicua showing stout and short conglomerations, E from Nikitin s.n. (FRU) F SEM image of the marginal achene body of Koelpinia macrantha showing hooked spines on its surface. Each spine is covered with the elongated papillae, see also Fig. 4A). F from Pimenov et al. 447 (MW0891267) G close-up view of the achene body of S. aristata with verrucose ultrasculpture, G from Bornmüller s.n. (B) H close-up view of the achene body of Pterachaenia stewartii with a spinula), H from Anders 8990 (W0032145).