A herbarium sheet (left) and a field photo (right) of the same individual plant (Unonopsis stipitata Diels).

  
  Part of: Goëau HH.G, Bonnet P, Joly AA.J (2021) AI-based Identification of Plant Photographs from Herbarium Specimens. Biodiversity Information Science and Standards 5: e73751. https://doi.org/10.3897/biss.5.73751