What are the scientific names of the seasons?

Prevernal (ca.1 March-1 May)

Vernal (ca.1 May-15 June)

Estival (ca.15 June-15 August)

Serotinal (ca.15 August-15 September)

Autumnal (ca.15 September-1 November)

Hibernal (ca.1 November-1 March)

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