long-day plant
[ lông′dā′ ]
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A plant that flowers only after being exposed to light periods longer than a certain critical length, as in summer. Spinach, lettuce, and some varieties of wheat are long-day plants. Compare day-neutral plant short-day plant. See more at photoperiodism.
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Words nearby long-day plant
longcloth, long-coats, long con, long-dated, long-day, long-day plant, Long Day's Journey Into Night, Longden, long distance, long division, long dozen
The American Heritage® Science Dictionary
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