Angiosperm female gametophyte
ID: angiosperm-female-gametophyte
The gametophyte inside an angiosperm's ovule, containing an ovum and, in the common arrangement, a central biological cell with two polar cell nuclei.[ref]
Biology 2e by Mary Ann Clark and others. Biology 2e, §32.1 Female Gametophyte (The Embryo Sac), Figure 32.8; species variation is explicitly noted
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