Hey I have a Slc. Hsin Buu Lady, spectacularly red minicatt, L. anceps hybrid so it's very temperature tolerance and will put on multiple leads, Btw I live in Texas, too, maybe you can grow them outdoor in Austin. Flickr: Search
Also try Lc. Mini purple Flickr: Search
Hey I think you should visit clown alley orchid down in Houston, I haven't been there but they seems to have great variety. Clown Alley Orchids Cattleya Orchid Catalog