Persia. This plant appears in the bazar in Teheren as a vegetable under the name of wolag. It also grows in the Alps. The whole of the young plant is considered a delicacy and is used as an addition to rice in a pilau. Sturtevant, Notes on edible plants, 1919.
- Unger, F. U. S. Pat. Off. Rpt. 356. 1859. (A. latifolium)