Status of Rumex palustris (Polygonaceae) in the flora of Iran: an overview of current taxonomy, anatomy and ecology Author Khorasani, Mina 0000-0002-7422-8660 Department of Plant Biology, Faculty of Basic Sciences, University of Mazandaran, P. O. Box 47416 - 95447, Babolsar, Iran. & minakhorasani 57 @ gmail. com; https: // orcid. org / 0000 - 0002 - 7422 - 8660 minakhorasani57@gmail.com Author Naqinezhad, Alireza 0000-0002-4602-6279 Department of Plant Biology, Faculty of Basic Sciences, University of Mazandaran, P. O. Box 47416 - 95447, Babolsar, Iran. & a. naqinezhad @ umz. ac. ir; https: // orcid. org / 0000 - 0002 - 4602 - 6279 a.naqinezhad@umz.ac.ir text Phytotaxa 2023 2023-03-14 587 2 161 172 http://dx.doi.org/10.11646/phytotaxa.587.2.5 journal article 234661 10.11646/phytotaxa.587.2.5 bf9dd247-c482-4e3f-ad3d-4e3001e78cae 1179-3163 7731912

TABLE 1. Anatomical comparisons of epidermis among studied species.

	R. palustris	R. dentatus (Mohamed & Azar 2020, Paul & Chowdhury 2021)	R. maritimus (Paul & Chowdhury 2021)
Cell shape	polygonal	irregular (elliptic to polygonal)	polygonal
Type of cell wall	straight	sinuate	straight or nearly sinuate
Stomata type	anisocytic	anisocytic	ansiocytic and pericytic
Crystal type	sand and druse	druse	druse
Trichome type	peltate gland (with one or two cells)	sessile gland, unicellular and stellate trichomes	peltate trichome (with two cells)