Pyrenulales
Pyrenulales
[pī‚ren·yə′lā·lēz] (botany)
An order of the class Ascolichenes including only those lichens with perithecia that contain true paraphyses and unitunicate asci.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.