1773. Jacquin, N. I. Miscellanea Austriaca.

1885. Journal of Mycology and seq.

1878. Karsten, Mycologia Fennica.

1809. Link, H. F. Nova Plantarum Genera.

1753. Linné, C. Systema Naturæ—to 1767.

1894. Lister, Arthur. The Mycetozoa; 1911, Second Edition, revised by Gulielma Lister.

1892. Massee, George. Monograph of the Myxogastres.

1729. Micheli, P. A. Nova Plantarum Genera.

1892. Morgan, A. P. Myxomycetes of the Miami Valley—to 1895.

1816. Nees, Ch. G. D. Das System der Pilze und Schwamme.