Berkeley, “Introduction to Crypt. Bot.” t. 265.
Dr. Collingwood, in “Journal of Linnæan Society (Botany),” vol. x. p. 469.
In “Hooker’s Journal of Botany” for April, 1842.
Tulasne, “Sur la Phosphorescence,” in “Ann. des Sci. Nat.” (1848), vol ix. p. 340, &c.
Rev. M. J. Berkeley, in “Gardener’s Chronicle” for 1872, p. 1258.