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Petunia species accessions. P. a. parodii flower in front view (A), side view (B), and internal (C). P. i. inflata flower in front view (D), side view (E), and internal (F). W138 flower in front view (G), side view (H), and internal (I). Bars in A, B, D, E, G, and H are 1 cm; bars in C, F, I are 0.5 cm.
