Blue-convolvulus B&G Porcelain Dealer Sign for Advertising:

Blue-convolvulus or blue rock bindweed, Bing and Grondahl Sellers Sign for commercial of B&G Pattern Blue-convolvulus ca 4 x 10 cm Marked with the three Royal Towers of Copenhagen. Bing & Groendahl In mint and nice condition WIKKI : Convolvulus sabatius, the ground blue-convolvulus or blue rock bindweed, is a species of flowering plant in the family Convolvulaceae, native to Italy and North Africa, and often seen in cultivation