Sporophyte

Diagram showing the alternation of generations between a diploid sporophyte (bottom) and a haploid gametophyte (top)

A sporophyte (/ˈspɔːr.əˌfaɪt/) is the diploid multicellular stage in the life cycle of a plant or alga which produces asexual spores. This stage alternates with a multicellular haploid gametophyte phase.