[439] Boissier, Flora Orientalis, iv. p. 990; Schweinfurth and Ascherson, Aufzählung, etc., p. 289.
[440] Franchet and Savatier, Enum. Plant. Japoniæ, i. p. 390.
[441] Hasskarl, Plant. Javan. Rariores, p. 431.
[442] Gay, Ann. des Sc. Nat., 3rd series, vol. viii.
[443] Linnæus, Species Pl.; De Candolle, Fl. Franç., iii. p. 219.
[444] Koch, Synopsis Fl. Germ.; Babington, Man. of Brit. Bot.; English Bot., etc.
[445] Ledebour, Flora Ross., iv. p. 163.
[446] Baker, Journal of Bot., 1874, p. 295.
[447] Strabo, xii. p. 560; Pliny, bk. xviii. c. 16.
[448] Hehn, Culturpflanzen, etc., p. 355.