adjective

• (of a flower) having no petals.

  ‘The flower is apetalous with deciduous sepals.’

  More example sentences

  • ‘Morphological characters include leaves that are not gland-dotted, persistent intrapetiolar stipules, some apetalous species, and a reduction in stamen number in several species.’
  • ‘Flowers are small, with white petals up to 2.5 mm or often apetalous, and last only a short time.’
  • ‘Flowers in both species are apetalous, with short, inconspicuous calyx lobes and no nectaries.’