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    Greetings to all who have registered to OPF and those guests taking a look around. Please use real names. Registrations with fictitious names will not be processed. REAL NAMES ONLY will be processed

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  • Welcome to the new site. Here's a thread about the update where you can post your feedback, ask questions or spot those nasty bugs!

hypericum

  1. Dr Klaus Schmitt

    Hypericum multispectral

    Hypericum (St John's Wort) has its first flower...
  2. Dr Klaus Schmitt

    St John's wort - Hypericum multispectral

    Quadriptych of human vision, UV, simulated butterfly and bee vision (left to right, top to bottom)
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