Adscendent, ascendent, or ascending, rising gradually upwards, [39].

Adsurgent, or assurgent, same as ascending, [39].

Adventitious, out of the proper or usual place; e. g. Adventitious buds, [30].

Adventive, applied to foreign plants accidentally or sparingly introduced into a country, but hardly to be called naturalized.

Æquilateral, equal-sided; opposed to oblique.

Aerial roots, &c., [36].

Æruginous, verdigris-colored.

Aestival, produced in summer.

Aestivation, the arrangement of parts in a flower-bud, [97].

Agamous, sexless.