Referring to plants or organisms that are active or open during the night.

A segment on a stem between two internodes, where buds or leaves arise.

Describing a plant part that has nodes or small swollen areas, often used in reference to stems or roots.

A small, rounded swelling or growth, often seen in plant roots, where nitrogen-fixing bacteria may be found.

The process of preserving the scientific name of a plant when a change is proposed but the original name is…

An illegitimate or invalid scientific name in taxonomy, often due to priority or other naming rules.

An invalid scientific name, typically one that doesn’t meet the proper naming conventions.

A ‘naked name’, referring to a taxonomic name that has been published but lacks a proper description or reference.

A scientific name that is to be rejected according to the rules of nomenclature.

A term used in taxonomy to refer to a name that should be rejected or discarded.