FIGURE 7 in Persepolium (Polygoneae): A new genus in Polygonaceae based on conventional Maximum Parsimony and Three-taxon statement analyses of a comprehensive morphological dataset

FIGURE 7. Perianth surface of Polygonum subsection Spinescentia (SEM): (A–I)—P. salicornioides (Kotschy 468, LE): papillate surface of perianth segments outside (A–D), perianth tube outside (E–F), and perianth segment inside (G–I). (J–L)—P. spinosum (Bornmüller 5083, LE): middle part of perianth segment outside (J), and papillate segment edge (K–L). Scale bar = 100 μm for A; = 300 μm for G; = 30 μm for B–D, H–L; =10 μm for E. Images: O.V.Yurtseva.