Stylophorum diphyllum (Michx.) Nutt.
  • Gen. N. Amer. Pl.
  • Celandine-poppy, mock poppy, yellow-poppy, wood-poppy

Cite taxon page as 'WFO (2020): Stylophorum diphyllum (Michx.) Nutt. Published on the Internet; Accessed on: 30 Mar 2020'

General Information

Plants to 5 dm, downy. Stems simple or branching. Leaves to 5 dm; petiole to 2 dm; blade pale abaxially, deeply 5-7-lobed; margins irregularly dentate or crenate. Flowers: pedicels 25-80 mm; sepals ca. 15 mm; petals yellow, obovate, 2-3 cm wide; style 3-6 mm. Capsules ellipsoid, 20-35 mm, pubescent. Seeds pale brown, reticulate-pitted. 2 n = 20 (cult.).

  • Provided by: [B].Flora of North America @
    • Source: [
    • 1
    • ]. 

    "Stem 3–5 dm at anthesis; basal lvs several, long-petioled, thin, broadly oblong to ovate, pinnately divided almost or quite to the midvein into 5–7 oblong or obovate, obtusely lobed or toothed segments; cauline lvs 1 pair, smaller than the basal; buds on erect pedicels 2–5 cm; sep hairy; pet 2–3 cm; style 1 cm; fr ellipsoid or thick-fusiform, bristly, 2–3 cm; 2n=20. Rich, moist woods; w. Pa. to s. Mich. and Wis., s. to Tenn. and Ark. Apr.–May."

  • Provided by: [A].New York Botanical Garden
    • Source: [
    • 2
    • ]. 

    Other Local Names

    Celandine-poppy, mock poppy, yellow-poppy, wood-poppy


     Information From

    New York Botanical Garden
    Descriptions of plants should be attributed to the full citation for each individual article, chapter or book that is the source for each record, which should include the authors of original publication.
    • A Content licensed under Creative Commons Attribution-NonCommercial-ShareAlike 3.0 Unported License
    Flora of North America @
    'Flora of North America @ eFloras (2008). Published on the Internet [accessed August 2016]' Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.
    • B Flora of North America Association
    World Flora Online Data. 2017.
    • C CC0 1.0 Universal (CC0 1.0).
    World Flora Online consortium
    World Flora Online Data. 2018.
    • D CC0 1.0 Universal (CC0 1.0).