So"rus (?), n.; pl. Sori (#). [NL., fr. Gr. &?; a heap.] (Bot.)

One of the fruit dots, or small clusters of sporangia, on the back of the fronds of ferns.

 

© Webster 1913


So"rus (?), n.

(a)

In parasitic fungi, any mass of spores bursting through the epidermis of a host plant.

(b)

In lichens, a heap of soredia on the thallus.

 

© Webster 1913

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