Usually, if they're from the same alliance they can take (some might not).
Dendrobium & Oncidium dreams aside...
Somebody thought it was cool to cross a Stanhopea with a Coryanthes. And we now have that person to thank for Coryhopea to grace the world.
It's kinda like that fugly dog that people bred that looks like a zombie.
Be careful what you wish for...
