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A plant hormone that promotes flowering.

[Latin flōs, flōr-, flower; see bhel- in Indo-European roots + -gen.]

flor′i·gen′ic (-jĕn′ĭk) adj.
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.


of or relating to the plant hormone florigen
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
References in periodicals archive ?
Naphthaleneacetic acid and ethephon are florigenic in the biennial apple cultivars Golden Delicious and York Imperial.