Here is a beautiful vintage botanical illustration of Blackthorn. The leaves are green with tinges of yellow and the berries are blue-purple in color. I scanned the original image from Wild Fruits of the Country Side by F. Edward Hulme, 1907. 
Click on image to enlarge.
Julie is a vintage enthusiast and a Photoshop addict who collects old books and new recipes.
Contact her at: theolddesignshop(at) gmail(dot)com
A beautiful botanical, and an unusual subject. Thank you!
You’re welcome Peggy. I’m very happy to know that you like it!