The alternation of generations in a fern after Jeffrey Finkelstein's diagram (revised by Chiswick Chap) on Wikimedia Commons: the diploid sporophyte with its fronds, rhizome, sori and a sporangium, meiosis and the spores, the haploid prothallus with its rhizoids, antheridia and archegonia,…
A real anatomical diagram. Hover any part to see its name, click to answer the quiz question.