...very beautiful, but it is a pity that many of them are wrongly named. I corrected a number myself. . . . From Stuttgart we went to Esslingen, where we were to visit two famous botanists. One was Herr Steudel ; a sombre face, with long overhanging black hair, almost hiding the eyes, —a very Jewish face. He knows every book on botany that appears, has read them all, but cares little to see the plant...