A scientist came across a plant, which he feels is a new species

A scientist came across a plant, which he feels is a new species. How will he proceed towards its identification, classification and nomenclature?

The scientist will first identify the family to which the plant belongs.
He will further follow the given steps
(i) Using genus key, the genus is identified.
(ii) Using species key, identification is carried out.
(iii) As the genus is known, the species is provided now with a latinised name as per guidelines. "
(iv) Type specimen or holo type is placed in a recognised herbarium or museum.
(v) Name, description and report-of the discovery is published in a reputed scientific journal.