ETYM French jonquille, from Latin juncus a rush, because it has rushlike leaves.
Species of small daffodil Narcissus jonquilla, family Amaryllidaceae, with yellow flowers. Native to Spain and Portugal, it is cultivated elsewhere.1. Often used colloquially for any yellow daffodil.
2. Widely cultivated ornamental plant native to southern Europe but naturalized elsewhere having fragrant yellow or white clustered flowers; SYN. Narcissus jonquilla.