Cirsium hillii (Canby) Fernald
  • Rhodora 10

Notes: More details could be found in The Plant List v.1.1. Originally in The Plant List v.1.0

General Information

"Much like no. 4 [Cirsium pumilum (Nutt.) Spreng], but perennial with long, thickened roots, these traversed longitudinally by several cavities; glutinous dorsal ridge of the invol bracts avg larger and better developed; achenes mostly 4–5 mm; 2n=30. Prairies and other open places, often in sandy soil; s. Ont. to Pa., w. to Minn. and S.D. June–Aug."

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


    • 1 "Gleason, Henry A. & Cronquist, Arthur J. 1991. Manual of vascular plants of northeastern United States and adjacent Canada. lxxv + 910 pp."
    • 2 Rhodora 10

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