Driving through Houston’s Montrose neighborhood, it’s easy to miss the new Hotel Saint Augustine. That’s intentional. The latest boutique property from Bunkhouse Hotels—the Austin brand behind Hotel San José and Hotel Saint Cecilia—is designed to blend seamlessly into the leafy residential neighborhood surrounding the Menil Collection. A single, modest sign marks the hotel’s entrance. The lobby, bar, and restaurant face an interior courtyard and are all but invisible from the street.Built on land leased from the Menil Foundation and independently managed, the 71-room Hotel Saint Augustine is a worthy neighbor to a museum campus that includes—in addition to Renzo Piano’s celebrated main building—Bistro Menil, the Menil Collection Bookstore, the Cy Twombly Gallery, the Menil Drawing Institute, the Dan Flavin Installation at Richmond Hall, and a…