@misc{indiciae09e6752bd571,
  title = {George Engelmann : botanical notebook 45 : Polyanthus, Sagittaria, Echinodorus, Najadaceae, Najas, Potamogetonaceae, Cyperaceae, Gramineae — Illustration, [No.] 10326},
  url = {https://www.biodiversitylibrary.org/page/55988955},
  note = {Source identifier: page-55988955}
}