Roses: or, a Monograph of the Genus Rosa

by active 1799-1828 Henry Cranke Andrews

CHARACTER SPECIFICUS.

Rosa germinibus ovatis, glabris: pedunculis hispidis: floribus albis, semi-duplicibus: foliis sub-glaucis: foliolis ovatis, acutis, ad margines serratis: caulis erecto-patens, superne sub-glaber, ad basin aculeis rigidis instructus.