If you want any variety you will probably have to go mail order; try these links....
Tropic to Tropic (Ray) in Tsawwassen BC
Tropic to Tropic Plants :: Home
Flora Exotica (Perry) in Montreal QC - can be hard to get a hold of in the winter months
Flora Exotica - Exotic Plants (Flowers, Fruits, Foliage, Vegetable & Herb)
Phoenix Perennial (Gary) in Richmond BC - will take requests
Phoenix Perennials Mail Order
Montreal Plants (Mike) in Montreal QC - can do special orders
Montreal Plants | Cold Hardy Palms | Tropical Sales
Hope this helps.
FYI, I have dealt with all these suppliers and found their product good. Just remember that mail order plants are normally smaller than those purchased in store because of shipping (expect Mike, he will ship plants up to 4ft by regular post)