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Any of various plants of the genus Commelina having delicate blue or purplish flowers that bloom for less than a day.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


(Plants) any of various tropical and subtropical plants of the genus Commelina, having jointed creeping stems, narrow pointed leaves, and blue or purplish flowers which wilt quickly: family Commelinaceae
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


(ˈdeɪˌflaʊ ər)

any of various plants of the genus Commelina, of the spiderwort family, usu. bearing clusters of small blue flowers that open only during the day.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.dayflower - any plant of the family Commelinaceaedayflower - any plant of the family Commelinaceae
herb, herbaceous plant - a plant lacking a permanent woody stem; many are flowering garden plants or potherbs; some having medicinal properties; some are pests
Commelinaceae, family Commelinaceae, spiderwort family - large widely distributed family of chiefly perennial herbs or climbers: spiderworts
Paradisea liliastrum, St.-Bruno's-lily - a variety of spiderwort
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in periodicals archive ?
The effects of homonojirimycin (HNJ), one of alkaloids from Commelina communis L., on protection against influenza virus infection in mice were investigated.
The cheery blue color of dayflowers (Commelina communis) -- so named because each flower lasts but a day -- does nothing to dispel some pity I feel for them.
Floral Organogenesis and The developmental basis for pollinator deception in the Asiatic dayflower Commelina communis (Commelinaceae).