timothy hay bacillus

tim·o·thy hay bacillus

(tĭm′ə-thē hā′)
n.
An aerobic, gram-negative, nonmotile bacterium, Mycobacterium phlei, that is found in soil and dust and on plants.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.
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