sorediate

soredium

[suh-ree-dee-uhm]
noun, plural soredia [suh-ree-dee-uh] (in a lichen)
a group of algal cells surrounded by hyphal tissue, occurring on the surface of the thallus and functioning in vegetative reproduction.
Also called brood bud, hologonidium.


Origin:
1820–30; < Neo-Latin, diminutive of Greek sōrós a heap

sorediate [suh-ree-dee-it, -eyt] , adjective
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World English Dictionary
soredium (sɔːˈriːdɪəm)
 
n
an organ of vegetative reproduction in lichens consisting of a cluster of algal cells enclosed in fungal hyphae: dispersed by wind, insects, or other means
 
[C19: New Latin, from Greek sōros a heap]

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