teliospore

[tee-lee-uh-spawr, -spohr, tel-ee-]
noun Mycology.
a spore of certain rust fungi, which carries the fungus through the winter and which, on germination, produces the promycelium.
Also called teleutospore.


Origin:
1870–75; telio- (combining form of telium) + -spore

teliosporic, adjective
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World English Dictionary
teliospore (ˈtiːlɪəˌspɔː)
 
n
Also called: teleutospore any of the dark noninfective spores that are produced in each telium of the rust fungi and remain dormant during the winter
 
[C20: from telium + spore]

Collins English Dictionary - Complete & Unabridged 10th Edition
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Encyclopedia Britannica
Encyclopedia

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.

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Encyclopedia Britannica, 2008. Encyclopedia Britannica Online.
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Example sentences
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.
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