Lynn,
Now that I have done much of the parent plant work today, I am reviewing the Jovibarba issue.
It turns out, we have two Jovibarba parent plants.
Jovibarba heuffelii:
removed link
and
Jovibarba:
That second link there matches all Jovibarbas except for the heuffelii.
Now, are you wanting to do away with the heuffelii entry, and let this one Jovibarba (no species) be the parent for all Jovibarba plants?