FIGURE 2 in Taxonomic implications of anatomical characteristics of the genus Tulipa (Liliaceae) in Turkey and their place in the historical subgeneric classifications

FIGURE 2. Measurements of quantitavive characters related to leaf (µm) ― 21˗RPL: row number of parenchymatous cells at leaf section, 22a˗UPW: width of upper epidermal cells at leaf section, 22b˗UPL: length of upper epidermal cells at leaf section, 23a˗LOW: width of lower epidermal cells at leaf section, 23b˗LOL: length of lower epidermal cells at leaf section, 24a˗PLW: width of parenchymatous cells at leaf section, 24b˗PLL: length of parenchymatous cells at leaf section, 25a˗XEW: width of xylem elements at leaf section, 25b˗XEL: length of xylem elements at leaf section, 26a˗PMW: width of phloem elements at leaf section, 26b˗PML: length of phloem elements at leaf section, 27˗RSI: ratio of stoma index (not indicated on figure).