[104] Linn., 'Prolepsis,' § vii; Goethe, 'Metamorph.,' §§ 96, 103, 106.
[105] "Diaphysis inflorescentiarum." Engelmann, 'De Anthol.,' § 85.
[106] 'Flora,' 1844, p. 565.
[107] 'Ann. Sc. Nat.,' ser. 3, vol. v, 1846, p. 64.
[108] 'Bot Zeit.,' vol. xx, p. 382.
[109] 'Miscel. Austriac. Bot.,' vol. i, Vindob, 1778, p. 133.
[110] "Umbellati dum prolificantur, augent umbellulam, ut ex umbellula simplici altera exeat." 'Linn. Phil. Bot.,' § 124.
[111] 'En. Euphorb.,' p. 36.
[112] Meisner. 'Mon. Gen. Polygoni Prodrom.,' p. 20, tab. v, considers the bulbils of this plant to be modifications of the pedicels of the flower.
[113] See A. Braun. 'Ann. Scienc. Nat.,' 4th series, 1860, vol. xiv, p. 13.