Weigand, Hermann J, "Arbor amoris": On the Transformation of an Image, in Hohendahl, Peter Uwe, Lindenberger, Herbert, Schwarz, Egon, Essays on European Literature: In Honor of Liselotte Dieckmann, Washington University Press, St Louis, 1972, 167-177 (wiederabgedruckt in Weigand, Hermann J., Critical Probings. Essays in European Literature. From Wolfram von Eschenbach to Thomas Mann. With an Introduction by Theodore J. Ziolkowski, edited by Ulrich K. Goldsmith with the cooperation of Dietrich Goldschmidt. Bern (u.a.) 1982, S. 49-60)

Minne u. Ehe:

Pflanzen u. Pflanzensymbolik: , 292,18-292,27 (172-73)