| Like N. jonqilla, fragrant and have 1 to 5 (rarely to 8) flowers per stem (e.g. Dickcissel). |
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Like N. tazetta, fragrant and have 3 to 20 flowers per stem with spreading (not reflexed) petals (e.g. Penipol). |
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Like N. poeticus, one flower per stem, pure white petals , and a short, disc-like corona which is often three-coloured (green at the base and red at the rim) (e.g. Bushmills). |