Well done Toby. Did you locate the plant in the Master Database?
You can do the whole exercise there. Dont worry about changing the data, you can overwrite it all when you download the next update of the Master Database.
I should have said - the BBC button doesn't always get an exact hit, but if it exists on the BBC website, the plant you have selected will be included in the list which appears. You may have to scroll, and you may have to advance to a second page.
I'll explain other little snippets of info as you go. Heres the first:
Try clicking the Genus button while in screen GA100S64 (where the web page is hosted)