1. Trebuchet says

    I certainly had to Google it.

    Seems to me, however, that the flower can touch itself all it wants without getting pregnant. Just like the song.

  2. Le Chifforobe says

    I got the Christina Amphlett reference, but the press release lost me.
    Any plant geneticists out there who can outline the basics?

    It seems that the female self-recognition proteins are RNAses that are somehow toxic to self-pollen, but are detoxified by the mismatched male self-recognition proteins on foreign pollen? How does that work?