Provinces · The later western provinces
LW-33 Flaminia et Picenum Annonarium

The province’s name connected the Flaminian corridor with a northern Picene jurisdiction distinguished from Picenum Suburbicarium. Roads, coastal settlements, agriculture, and Adriatic movement supported its economy. Its exact relationship to changing late Italian arrangements requires chronological precision rather than a direct match to modern regions.
Ravenna’s fleet tradition, marsh-protected position, harbour connections, and later imperial residence made it the dominant political centre in the wider area. Western imperial, Gothic, and Eastern Roman governments all exploited those advantages. The later exarchal landscape inherited elements of this strategic geography without simply continuing one unchanged provincial jurisdiction.