David, I'd be suggesting your "Ixia" is actually a Tritonia, perhaps T. lineata (although it looks a little finer than the lineatas I have seen here). Have a look in google for that name and see whether they match your plant? I hope this is useful. Cheers. Paul T. Canberra, Australia - USDA Zone Equivalent approx. 8/9 Growing an eclectic collection of plants from all over the world including Aroids, Crocus, Cyclamen, Erythroniums, Fritillarias, Galanthus, Irises, Trilliums (to name but a few) and just about anything else that doesn't move!!