set of drawings vinca in different colors. hand drawn . latin name vinca erecta regel

illustration art drawing engraving periwinkle black leaf flower white botany plant vector garden vinca flora etching botanical floral herb nature engraved minor medicinal herbal medicine sketch ancient horticulture artwork picture gardening antique isolated seed old dwarf small lesser element horticultural foliage common wildflower organic creeping graphic blue root set drawings different colors hand drawn latin name erecta regel colors illustration regel