vexillar

top

CIDE DICTIONARY

vexillar, [Cf. F. vexillaire, L. vexillarius a standard bearer.].

Of or pertaining to an ensign or standard. [1913 Webster]
Of or pertaining to the vexillum, or upper petal of papilionaceous flowers. [1913 Webster]

Vexilary æstivation (Bot.), a mode of æstivation in which one large upper petal folds over, and covers, the other smaller petals, as in most papilionaceous plants.

For further exploring for "vexillar" in Webster Dictionary Online