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Webster 1913 Edition

Adj.

(Bot.)

Growing immediately above, or in front of, a leaf;

as,

intrafoliaceous

stipules

Adj.

[L. intra and folium, a leaf.]

In botany, growing on the inside of a leaf; as intrafoliaceous stipules.

intrafoliaceous ‎(not comparable)

(botany) Growing immediately above or in front of a leaf.
intrafoliaceous stipules