Paul Petard (1912-1980 was a Frenchbotanist who specialized in the study of native plants of French Polynesia. His book Petard Botanical Plant Encyclopedia is still widely used as a reference, especially for information about traditional applications of TahitianNoni[?] juice
... of Amsterdam) in 1471. His paternal name was Hemerken or Hammerlein, "little hammer."
In 1395 he was sent to the school at Deventer
conducted by ...