The suffix $-phyta$ indicates

Which of the following names used in the nomenclature of an organism must be unique within a kingdom?

What does the third word in the scientific name of modern humans represent?

.......... is a group of closely related species.

Assertion $(A)$: $ICBN$ is used to provide scientific names to plants.
Reason $(R)$: It contains articles,photographs,and recommendations for naming plants.

Order being a higher category,is the assemblage of................. which exhibit a few similar characters.