- having no petals.
Origin of apetalous
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for apetalous
Thus, certain species of Helianthemum are apetalous in Lapland.
Our genera are apetalous and with the calyx free from the ovary.
Apetalous, a botanical term applied to flowers or flowering-plants which are destitute of petals or corolla.
Stackhousia juncea, according to Clarke, has mixed with its perfect flowers a number of apetalous blossoms destitute of anthers.
Apetalous Trees or Shrubs, having their flowers destitute of corolla; as the box.Lives of Eminent Zoologists, from Aristotle to Linnus
- (of flowering plants) having no petals
C18: from New Latin apetalus, see a- 1, petal
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012