Homogamy (biology)

The heterogamous sunflower head is made up of two types of florets: the ray florets near the edge are bilaterally symmetrical with one long petal, and the disk florets in the centre are radially symmetrical with five small petals.
The homogamous chicory flower head is made up of bilaterally symmetrical ray florets, each with one long petal.

Homogamy is used in biology in three separate senses:

References

  1. Walker, P.M.B. (ed.) 1988. The Wordsworth Dictionary of Science and Technology. W. R. Chambers Ltd. and Cambridge University Press.
  2. Bell, S.A.; Cresswell, J.E. (1998). "The phenology of gender in homogamous flowers: temporal change in the residual sex function of flowers of Oil-seed Rape (Brassica napus)". Functional Ecology 12 (2): 298–306. doi:10.1046/j.1365-2435.1998.00190.x.

External links

Look up homogamy (biology) in Wiktionary, the free dictionary.


This article is issued from Wikipedia - version of the Monday, August 06, 2012. The text is available under the Creative Commons Attribution/Share Alike but additional terms may apply for the media files.