Figure 2

Anther development and pollen formation in diploid yellow potato (Solanum tuberosum Phureja Group) Criolla Colombia cultivar. Stages of development: 0–4. A Anther, Al anther lobe, Ct connective tissue, E epidermis, En endothecium, L1, L2 lines of primordia of the stamen, Ml midline, Ov ovary, Op ovary primordia, P petal, Pc procambial cells, Pl parietal line, PMC pollen mother cell, Pp petal primordia, Sc sporangial cells, Sp sepal primordia, S sepal, Stp stamen primordia, T tapetum, V vascular tissue. Scale bars, 100 µm (column 1); 50 µm (column 2); 25 µm (column 3). Image created by the authors.