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Eutrochium purpureum (Linnaeus) E.E. Lamont var. purpureum . Common name: Purple-node Joe-pye-weed. Phenology: Jul-Oct. Habitat: Upland, usually mesic forests. Distribution: NH west to se. MN, IA, and e. NE, south to SC, GA, Panhandle FL, n. LA, and e. OK.

Origin/Endemic status: Native

Taxonomy Comments: Eupatorium purpureum var. amoenum is smaller, more slender, with narrower leaves which are nearly glabrous below; it is probably only a form and is so treated here.

Synonymy : = Ar, Il, K4, NY, Va; = Eupatorium purpureum L. var. purpureum – C, Mo2; ~ Eupatoriadelphus purpureus (L.) King & H.Rob.; < Eupatorium purpureum L. – F, Fl7, GrPl, Mi, RAB, SE1, W, WH3; > Eupatorium purpureum L. var. amoenum (Pursh) Gray – G, WV; < Eupatorium purpureum L. var. purpureum – G, K1, WV, Lamont (1995); < Eupatorium trifoliatum L. – S; < Eutrochium purpureum (L.) E.E.Lamont – Pa, Tat, Tn; < Eutrochium purpureum (L.) E.E.Lamont var. purpureum – FNA21, NE, Lamont (2004)

Links to other floras: < Eutrochium purpureum var. purpureum - FNA21

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Wetland Indicator Status:

  • Atlantic and Gulf Coastal Plain: FAC (name change)
  • Eastern Mountains and Piedmont: FAC (name change)
  • Great Plains: FAC (name change)
  • Midwest: FAC (name change)
  • Northcentral & Northeast: FAC (name change)

Heliophily : 5

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image of plant© Gary P. Fleming | Original Image ⭷
image of plant© Alan Weakley source | Original Image ⭷
image of plant© Alan Weakley source | Original Image ⭷

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Horticultural Information

NCBG trait

Intro: Large, erect perennial of upland, usually mesic forests.

Stems: Stems solid (hollow at the base), unbranched, purple at the nodes and smooth.

Leaves: Leaves in whorls of 3-5, lance-shaped and tapered to a winged petiole, to 12 in. long, sharply toothed and may be slightly hairy or gland-dotted beneath.

Inforescence:

Flowers: Composite flowers in small clusters within a large, showy, domed terminal cluster; heads about 1/3 in. long and consisting of 4-7 white or pinkish-purple, tubular disk florets (no ray florets) with protruding styles; surrounding the base of the head are several series of narrow, overlapping bracts.

Fruits:

Comments: Plant and flowers sweetly vanilla-scented.

Height: 3-6 ft.

plant sale text:

bloom table text:

description: Large, erect perennial of upland, usually mesic forests.

stems: Stems solid (hollow at the base), unbranched, purple at the nodes and smooth.

leaves: Leaves in whorls of 3-5, lance-shaped and tapered to a winged petiole, to 12 in. long, sharply toothed and may be slightly hairy or gland-dotted beneath.

inflorescence:

flowers: Composite flowers in small clusters within a large, showy, domed terminal cluster; heads about 1/3 in. long and consisting of 4-7 white or pinkish-purple, tubular disk florets (no ray florets) with protruding styles; surrounding the base of the head are several series of narrow, overlapping bracts.

fruits:

comments: Plant and flowers sweetly vanilla-scented.

cultural notes:

germination code:

native range:

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