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teliospore

[tee-lee-uh-spawr, -spohr, tel-ee-] /ˈti li əˌspɔr, -ˌspoʊr, ˈtɛl i-/
noun, Mycology
1.
a spore of certain rust fungi, which carries the fungus through the winter and which, on germination, produces the promycelium.
Also called teleutospore.
Origin
1870-1875
1870-75; telio- (combining form of telium) + -spore
Related forms
teliosporic, adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples from the web for teliospore
  • Early in teliospore development, the two haploid nuclei in the teliospore undergo karyogamy to produce a diploid nucleus.
  • Germinating teliospore produces basidia from which tiny basidiospores are formed.
British Dictionary definitions for teliospore

teliospore

/ˈtiːlɪəˌspɔː/
noun
1.
any of the dark noninfective spores that are produced in each telium of the rust fungi and remain dormant during the winter Also called teleutospore
Word Origin
C20: from telium + spore
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Encyclopedia Article for teliospore

in fungi (kingdom Fungi), a thick-walled, winter or resting spore of rust fungi (phylum Basidiomycota) borne in a fruiting structure (telium) from which a club-shaped structure (basidium) is produced.

Learn more about teliospore with a free trial on Britannica.com
Encyclopedia Britannica, 2008. Encyclopedia Britannica Online.
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