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.
Marsala would likely be too sweet and heavy, at least for my taste. Mirin (Japanese rice wine) is also a great substitute, but be sure to check for sweetness, when using any of these -- or when using the Chinese cooking wine, for that matter -- and add a dash of vinegar to sharpen the sauce, if necessary.