found: Howkins, C. Rowan tree of protection, c1996:p. 6 (the Rowan is known by the bot. name Sorbus aucuparia L.; the Rowan tree has been comm. called the Mountain Ash, not to be conf. with Eucalyptus regnans)
found: Web. 3(Rowan; Rowan tree: a Eurasian tree (Sorbus aucuparia) also called European Mountain Ash) under entry for mountain ash (any of var. trees of the genus Sorbus; rowan tree, American mountain ash, western mountain ash)
found: Hughes, V. Elsevier's dict. of trees and shrubs, 1986.
found: Laidlow, W. Guide to Brit. hardwoods, 1960.
