https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/14010946![Four plants, including feverfew (Tanacetum species) and a tulip (Tulipa variegata): flowering stems. Etching by N. Robert…](https://images.rawpixel.com/image_social_portrait/cHJpdmF0ZS9sci9pbWFnZXMvd2Vic2l0ZS8yMDI0LTAyL2xyL3djdzRtdWRldGEtaW1hZ2UuanBn.jpg)
![Four plants, including feverfew (Tanacetum species) and a tulip (Tulipa variegata): flowering stems. Etching by N. Robert…](https://images.rawpixel.com/image_social_portrait/cHJpdmF0ZS9sci9pbWFnZXMvd2Vic2l0ZS8yMDI0LTAyL2xyL3djdzRtdWRldGEtaW1hZ2UuanBn.jpg)
Four plants, including feverfew (Tanacetum species) and a tulip (Tulipa variegata): flowering stems. Etching by N. Robert, c. 1660, after himself.
Four plants, including feverfew (Tanacetum species) and a tulip (Tulipa variegata): flowering stems. Etching by N. Robert, c. 1660, after himself.
Original public domain image from Wellcome Collection
Public DomainFree CC0 image for Personal and Business use