[29] Linnæus, Spec. Plant, p. 935.
[30] Ledebour, Fl. Ross., i. p. 225.
[31] Boissier, Fl. Orient, i. p. 400.
[32] Buhse, Aufzählung Transcaucasien, p. 30.
[33] Hooker, Flora of British India, i. p. 166.
[34] Maximowicz, Primitiæ Floræ Amurensis, p. 47.
[35] Thunberg, Fl. Jap., p. 263.
[36] Franchet and Savatier, Enum. Plant Jap., i. p. 39.
[37] Unger, Pflanzen des Alten Ægyptens, p. 51, figs. 24 and 29.
[38] In my manuscript dictionary of common names, drawn from the floras of thirty years ago.