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Questions and Answers: 2017

Question: Sweet-William catchfly (Silene or Atocion armeria) ? The Peterson guide mentions "black sticky zones" on the stem of the Sleepy …

  • Question

    Sweet-William catchfly (Silene or Atocion armeria) ? The Peterson guide mentions "black sticky zones" on the stem of the Sleepy catchfly. I zoomed in on the first photo and see those zones and even what looks like a fly stuck to one - just above the center of the photo. The pink flowers grow above a basal rosette; leaves are opposite; found in New Haven, CT. PS The bachelor's button flowers just posted grow in Harrisville, NH (first) and in an "urban pasture" at Yale, New Haven, CT.

    Answer

    Dear DavidBlair, your plant does look like Atocion armeria (sweet-William-catchfly). The particular shade of red in the flowers, short pedicels, and the glabrous calyx are some of the features that help identify this species.