The far West Texas desert is not a subtle place, and the flora that live there aren’t subtle either. If plants could talk—cacti such as the prickly pear, the horse crippler, and the Chihuahuan fishhook; thorny shrubs like the ocotillo and the allthorn; rolling balls of thistles like the tumbleweed—they would all say one thing: Stay away or I will hurt you.And so, if you’re like me, you keep your distance. You wear gloves and boots. You don’t walk barefoot in a cactus patch. You also don’t walk barefoot in your home. Because out in far West Texas, there’s a plant that is sneakier and more insidious than the ones with the dramatic names. This plant bears a fruit that hides in plain sight where you…