Lotus castellanus is a plant in the genus Lotus native from Western France to the Western Mediterranean.[1]
The flowers of Lotus castellanus are bright yellow on the top and lighter on the bottom.[2]
The small, clustered, oval leaves of Lotus castellanus are about four mm with unspaced small hairs.
The flowers have a small tooth towards the top with a small white end.[3]
Lotus castellanus is not threatened and can be common in some areas.