protandrous

(redirected from Proterandrous)
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protandrous

(prō-tăn′drəs)
adj.
Of or relating to an organism, especially a plant, in which the male reproductive organs mature before the female reproductive organs.

pro·tan′dry (-drē) n.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.

protandrous

  1. (of male gametes) ripening before the female gametes. Compare PROTOGYNOUS.
  2. (of plant flowers) possessing ANTHERS which ripen before the stigma is able to receive the pollen, thereby preventing SELF POLLINATION.
Collins Dictionary of Biology, 3rd ed. © W. G. Hale, V. A. Saunders, J. P. Margham 2005
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