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The fruiting body or sporocarp of rust fungi.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
The following article is from The Great Soviet Encyclopedia (1979). It might be outdated or ideologically biased.



one of the types of sporiferous structures of rust fungi. Each aecium has a peridium; the aeciospores are produced in strings within. The genus name Aecidium is applied to some rust fungi that do not exhibit other types of sporiferous structures.

The Great Soviet Encyclopedia, 3rd Edition (1970-1979). © 2010 The Gale Group, Inc. All rights reserved.