A taxonomic genus within the tribeCinchoneae — the cinchonatrees. (proper noun)
Examples of word Cinchona
He had chosen the name Cinchona, and the healers’ guild, after asking a few questions to which he apparently gave satisfactory answers, had welcomed him, particularly since one of their own had a daughter who needed a husband.
In her honor, the Spanish renamed the Peruvian tree the "Cinchona" tree.
In “A treatise on Materia Medica” by Dr. William Cullen, it was mentioned that the drug Cinchona was used to cure Malaria, but that it (Cinchona) would also cause the symptoms similar to Malaria if the drug were taken in overdose.
Cinchona bark had long been used by indigenous people as a remedy for fevers, and at the end of the seventeenth century, a British physician, in one of the earliest controlled studies of a drug, proved that its effect was unique to what was then known as tertian fever.
Hahnemann began experimenting on himself with medicinals and observed that when he took a dose (doses in homeopathy are substances that are diluted to infinitesimal amounts, sometimes so small that nothing can be seen even with a microscope) of Peruvian bark (Cinchona officinalis), which is the essence of quinine, he generated a set of symptoms in his own body that reminded him of malaria.
Most of these lands being unusable, after converting them into fertile lands, we can use them for agriculture. 26,000 acres of land are being use for Cinchona cultivation.
I am told by the Trader from whom I procured Jesuit Bark that the Indians use a Plant called Gallberry, which rivals the Bark of Cinchona for bitterness and is thought capital for Use in tertian and quartan Fevers.
Here was a small clearing, with abundance of tree-ferns and some young plantations of Cinchona.