Botanical Words Alphabetical List - AD

ADDITIVE: Something that is added to a fertilizer to improve its chemical or physical condition.

-ADELPHOUS: Means having stamens united into sets; used mostly in combination, as in monoadelphous.

ADNATE: In botany, grown together or attached.

ADNATION: Fusion of unlike parts such as the labellum (of an Orchid) with the column.

ADNEXED: In botany, annexed or touching, but not attached.

ADOBE SOIL: Dense, clay-like soil, also called gumbo, that is also high-alkaline.

ADOSCULATION: In botany, the fertilization of plants by the falling of the pollen on the pistils.

ADPRESSED: Lying close and flat against.

ADSORB: To accumulate on the soil's surface.

ADSORTION: Condensation on the soil's surface.

ADVENTITIOUS: In botany, appearing in an abnormal or unusual position or place; occurring as a straggler or away from its natural position, such as roots on aerial stems.

ADVENTITIOUS BUDS: Buds appearing in an unusual place; for example, buds on leaves.

ADVENTIVE: A plant that has been introduced, but isn't naturalized yet.

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