The Ustilaginales are an order of fungi within the class Ustilaginomycetes. The order contains 8 families, 49 genera, and 851 species.
Ustinaginales is also known and classified as the smut fungi. They are serious plant pathogens, with only the dikaryotic stage being obligately parasitic.
Has a thick-walled resting spore (teliospore), known as the "brand" (burn) spore or chlamydospore.
They can infect corn plants (Zea mays) producing tumor-like galls that render the ears unsaleable. This corn smut, is also known as huitlacoche and sold canned for consumption in Latin America.
^ Winter G. (1880). Rabenhorsts Kryptogamen-Flora von Deutschland, Oesterreich und der Schweitz, Vol. 1 (in German). Leipzig: E. Kummer. p. 73. (as "Ustilagineae")
^ Bauer, R.; et al. (1997). "Ultrastructural markers and systematics in smut fungi and allied taxa". Canadian Journal of Botany. 75: 1311. doi:10.1139/b97-842.
^ Kirk MP, Cannon PF, Minter DW, Stalpers JA (2008). Dictionary of the Fungi (10th ed.). Wallingford: CABI. pp. 716–17. ISBN 0-85199-826-7.
- C.J. Alexopolous, Charles W. Mims, M. Blackwell et al., Introductory Mycology, 4th ed. (John Wiley and Sons, Hoboken NJ, 2004) ISBN 0-471-52229-5