adaxial

adj

(botany) On the side that is towards the axis or central line, usually on the upper side. / (developmental biology) adjacent to the axis, or in vertebrates the notochord.

The adaxial surface of the leaf is smooth.

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詳細

意味（1）

(botany) On the side that is towards the axis or central line, usually on the upper side.

[…]it has been transformed, except in a few taxa where lobules are always explanate, into a galeate water-sac, which is formed wholly from the lobule, with the external surface from the adaxial leaf surface.

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