Heracleum lanatum Michx.
  • Fl. Bor.-Amer.


Cite taxon page as 'WFO (2020): Heracleum lanatum Michx. Published on the Internet;http://www.worldfloraonline.org/taxon/wfo-0001067676. Accessed on: 05 Dec 2020'

General Information

"Robust, single-stemmed perennial 1–3 m, generally ± pubescent or even tomentose; lvs once ternate, with broad, petiolulate, coarsely toothed and palmately lobed lfls mostly 1–3(–4) dm long and wide, the lateral ones mostly narrower than the central and often asymmetrical; terminal umbel commonly 1–2 dm wide at anthesis, with mostly 15–30 rays; bracts 5–10, narrow, deciduous; fr on pedicels 8–20 mm, obovate to obcordate, 7–12 mm, often pubescent; 2n=22. Rich damp soil; Lab. to Alas. and Siberia, s. to Ga. and Ariz. June, July. (H. sphondylium ssp. montanum, as to Amer. plants; H. maximum)"

  • Provided by: [B].New York Botanical Garden
    • Source: [
    • 1
    • ]. 

      Bibliography

    • 1 "Gleason, Henry A. & Cronquist, Arthur J. 1991. Manual of vascular plants of northeastern United States and adjacent Canada. lxxv + 910 pp."
    • 2 Fl. Bor.-Amer.

     Information From

    Apiaceae
    World Flora Online Data. 2017.
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    New York Botanical Garden
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    World Flora Online consortium
    http://www.worldfloraonline.org/organisation/WFO
    World Flora Online Data. 2018.
    • C CC0 1.0 Universal (CC0 1.0).