TY, I agree. When pasting an entry to a whole plant, any image of that plant that comes up is fine. But when trying to illustrate a particular aspect of a plant with a particular pic, it often looks like I've pasted a pic that has nothing to do with the topic being discussed.
Here's a screenshot, showing 2 links:
In that discussion, I pasted links to 3 diff pics at ATP in total. The previews on FB ended up showing 2 diff pics for those 3 links, and none of the preview pics matched their link.