Figure 2 | Scientific Reports

Figure 2

From: An improved method for high-temperature induced embryo sac chromosome doubling in Populus simonii Carr. × P. nigra var. italica (Moench.) Kochne, an interspecific hybrid of Tacamahaca and Aigeiros poplars

Figure 2

Developmental stages of the embryo sac in Populus simonii × P. nigra var. italica (bar = 10 μm). (A) A uni-nucleate embryo sac; (B) A two-nucleate embryo sac; (C,D) A four-nucleate embryo sac (serial section); (E,F) An eight-nucleate embryo sac (serial section).

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