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Questions and Answers: 2024

Question: Any idea on what species of Bidens this is? iNaturalist recommends Bidens frondosa but I have never seen them with …

  • Question

    Any idea on what species of Bidens this is? iNaturalist recommends Bidens frondosa but I have never seen them with ligules (think that's the right word) like this. Location is Greenwich, CT. Other species at this site are Bidens cernua and Bidens connata.

    Answer

    Dear Ryan, good morning. Bidens frondosa can have very short rays (like those in your image). I too rarely see them with ray flowers, but it is within the variation shown by this species to have short ones. Best wishes.