[A]

M. Tulasne has devoted a chapter to the spermogonia of the Uredines in his memoir, to which we have already alluded.

[B]

Œersted, in “Verhandl der König. Dän. Gesell. Der Wissensch,” 1st January, 1865; De Bary, “Handbuch der Physiol. Botanik” (1866), p. 172; “Annales des Sci. Nat.” (5me sér.), vol. v. (1866), p. 366.

[C]

Van Tieghem and Le Monnier, in “Annales des Sci. Nat.” (1873), vol. xvii. p. 261.

[D]

Brefeld, “Bot. Unt. uber Schimmelpilze,” p. 31.

[E]

De Bary, “Morphologie und Physiologie der Pilze,” cap. 5, p. 160; “Ann. des Sci. Nat.” (1866), p. 343.