[From Roses: An Illustrated Encyclopaedia and Grower's Handbook, by Peter Beales, p. 5:] The European wild roses include the Dog Rose, R. canina, and two similar species which are, perhaps, related to it: R. eglanteria, the Eglantine Rose or Sweet Briar, and R. villosa, the Apple Rose... R. arvensis, the Field Rose... is a natural climber... R. pimpinellifolia, until recently better known as R. spinosissima or the Scotch Rose... R. gallica... R. moschata...