@misc{indiciae8a4d56d7f37f,
  title = {George Engelmann : botanical notebook 45 : Polyanthus, Sagittaria, Echinodorus, Najadaceae, Najas, Potamogetonaceae, Cyperaceae, Gramineae — Illustration, [No.] 10242},
  url = {https://www.biodiversitylibrary.org/page/55988251},
  note = {Source identifier: page-55988251}
}