The layout editor in FlowJo version 10 now allows you to embed images from the web right into any layout.  With this new feature, simply click on the ‘Web Box’ tool in the layout editor and you will be provided with a text box to enter in a URL.

Copy/paste or enter in the URL of your choice and FlowJo will automatically retrieve and embed the image right into the layout editor.

For example, using this URL: http://docs.flowjo.com/vX/en/www-ncbi-nlm-nih.gov/pmc/articles/PMC2901076/figure/fig3/

FlowJo will generate this in the layout: