What is "securigera"

The genus Securigera contains a number of plant species commonly referred to as crownvetch. It is a segregate of the genus Coronilla. The name Securigera was first published by A. P. de Candolle in 1805 with the single species Securigera coronilla, which is now considered to be a synonym of Securigera securidaca , based on the earlier publication of the same taxon as Coronilla securidaca in 1753.