Where was Valentia Province in Britannia ?

[Semisalis Abruna]

Slightly of topic buttThe Lydney Temple complex is now thought to have been built in the mid-third century now, with an upgrade in the fourth century.  The extract of the article on this is here
https://www.researchgate.net/publication/275013187_Excavations_at_the_Roman_Temple_in_Lydney_Park_Gloucestershire_in_1980_and_1981