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.

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.