Herbs Series "Flax" Flower Postage Stamps (Culinary, Medicinal, Botanical, Flowers, Bridal, Blue) Vintage Unused USPS Postage 29cAdd a touch of timeless elegance to your save the dates, bridal announcements, wedding invitations, letters, and other correspondence with this gorgeous vintage stamp from the Herbs Series. Mint condition and unused, this beautiful self adhesive postage stamp features a sprig of flowering flax with its characteristic five petaled cup shaped blue bloom and silvery green leaves. The flax plant has been adapted for an amazing number of uses, from