order Uredinales or·de·ru·redinales uncommon noun 1. rust fungi: parasitic fungi causing rust in plants; sometimes placed in SynonymsUredinalesorder Uredinales Related words Broader terms fungus order Parts Basidiomycetes Part of rustMelampsoraceaePucciniaceae WordNet 2.1 (Princeton University). WordNet 2.1 Copyright Princeton University. All rights reserved.
