This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
PTRS . Ranunculus moseleyi Hook Hook Br ex Hook flowers with different numbers of petals petal ovary ovary in lengthwise section ovule cite journal Hooker Flowering plants ferns Lycopodiaceae and Characeae Philosophical Transactions of the Royal Society An account of the petrological botanical and zoological collections