a pair of closely associated, sexually compatible nuclei, may or may not be derived from a different parent hypha or cell. Occasionally, polykaryons are produced with nuclei from more than two individuals.
A fungal hypha containing cells with two unfused nuclei. Cytologically these cell are n+n.
a pair of nuclei that associate and divide simultaneously.
Hyphae or mycelium containing pairs of genetically different nuclei in each hyphal compartment
a hypha or portion of hyphae which contains two haploid nuclei in each cell (see monokaryon, heterokaryotic).
Dikaryon is from Greek, di meaning 2 and karyon meaning nut, referring to the cell nucleus.