The subspecies Aspidoscelis burti xanthonota in central southern Arizona is probably isolated from other subpopulations of this species. Countries occurrence: Native:
If you have rum extract that will work, but lessen the amount. Just a tsp or so will do, depending on what you are baking. You can use rum extact in place of the rum. I don't have any alcohol in the house & I use extracts in their place. I use almond extract in place of amaretto also.
I would substitute a caramel glaze for the bourbon glaze and use a non-alcoholic-based vanilla extract for the cake itself. Since you are making this for a person who cannot have alcohol, be careful using extracts as flavorings are often extracted with alcohol (ethyl alcohol or ethanol, it's the same thing). Caramel!