[1] Wisdom, xiii. 3-5.

[2] P. 200.

[3] "Origin of Species" (4th Ed.), p. 239.

[4] Wallace, "Tropical Nature," p. 232.

[5] Ibid. p. 232.

[6] Ibid. p. 237.

[7] "Flowers and their Unbidden Guests," by Kerner, translated by Ogle. Prefatory Letter.

[8] Henslow, "On Self-Fertilization." Trans. Linn. Society, 2nd series, "Botany," i. p. 325.
Query: Is not this the case with the Tacsonia of our greenhouses?

[9] Henslow, ubi sup. 329.

[10] Kerner, p. 11. These statements appear to me, though made by a very accomplished observer, to require verification. My own observations on the Colchicum (which have been only very imperfect) would have led me to incline to a different conclusion.