Short answers, pulled from the story.
The word parsley emerged from a linguistic merger in the 1548 era of English cultivation. Old English speakers used a term identical to the contemporary German word for the plant which merged with an Old French name derived from Medieval Latin petroselinum.
Linnaeus identified Sardinia as the wild habitat where the species originally grew. Historical evidence suggests the plant was cultivated around the 3rd century BC and literary sources indicate usage in England during the Anglo-Saxon period before official records began.
Dominican Republic soldiers held up sprigs of parsley while asking victims what the plant was called to determine survival outcomes based on pronunciation of the Spanish word perejil. Those who could pronounce the alveolar tap correctly were considered Dominican and allowed to live while individuals pronouncing it the French or Creole way faced murder by the soldiers.
Fresh parsley contains roughly 215.5 milligrams per 100 grams of apigenin content which exceeds green celery hearts that provide only 19.1 milligrams per 100 grams. Dried parsley can contain around 45 milligrams per gram of apigenin.
Germination takes four to six weeks making it difficult due to furanocoumarins in seed coats. Plants grown for leaf crops typically require spacing of 10 centimeters apart while root crop varieties need wider spacing of 20 centimeters to allow root development.