@misc{indiciae42b0bed4bbad,
  title = {George Engelmann : botanical notebook 16 : Cactaceae manuscript — Illustration, [No.] 3541 [2] verso},
  year = {1845},
  url = {https://www.biodiversitylibrary.org/page/53325358},
  note = {Source identifier: page-53325358}
}