[From Roses, by Eleonore Cruse, p. 8:] Burnet roses... widely dispersed throughout Europe and Asia. Their characteristic foliage consists of small, rounded, finely dentate leaflets, resembling the leaves of burnet.

[From Growing Old-Fashioned Roses, by Trevor Nottle, p. 11:] Pimpinellifoliae... The Burnet roses with growth which is generally compact and twiggy, well armed with thin thorns and hard bristles...