Last Updated：2025/11/20
Under the microscope, the palynologist identified an ulcerate pollen grain, the rounded pore-like aperture at its pole unmistakable.
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Under the microscope, the palynologist identified an ulcerate pollen grain, the rounded pore-like aperture at its pole unmistakable.
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顕微鏡下で、花粉学者は極の一つに円形の孔状開口（ウルクス）を持つ花粉粒を同定した。
