Solidago altissima Linnaeus var. altissima . Subgenus: Pleiactila. Section: Unilaterales. Subsection: Triplinervae. Series: Canadenses. Common name: Tall Goldenrod. Phenology: Aug-Oct. Habitat: Fields, roadsides, disturbed areas. Distribution: NS, QC, and SK south to n. GA, n. AL, n. MS, AR, and e. OK; introduced in w. North America.
Origin/Endemic status: Native
Taxonomy Comments: Semple (2022) reports tetraploid (2n=36) and hexaploid (2n=54) counts for this variety, with most of its broad distribution hexaploid, and smaller zones of distribution of tetraploids centered in the Interior Highlands of AR and OK, and the ne. edge of our region, in NJ and se. NY.
Synonymy ⓘ: = Il, K4, NY, Tx, Semple (2022), Semple et al (2015); < Solidago altissima L. — F, GW2, Mi, Pa, RAB, Tat, Tn, WV, Johnson (1995); < Solidago altissima L. ssp. altissima — Ar, FNA20, NE; >< Solidago altissima L. ssp. altissima — POWO; < Solidago altissima L. var. altissima — Va; < Solidago canadensis L. — Oh3, W; < Solidago canadensis L. var. scabra Torr. & Gray — C, G, GrPl, NcTx, SE1, WH3; > Solidago canadensis L. var. scabra Torr. & Gray — POWO; < Solidago hirsutissima Mill. — S. Basionym: Solidago altissima L. 1753
Links to other floras: < Solidago altissima ssp. altissima - FNA20
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Wetland Indicator Status:
- Atlantic and Gulf Coastal Plain: FACU (taxonomic lump from wetland indicator species)
- Eastern Mountains and Piedmont: FACU (taxonomic lump from wetland indicator species)
- Great Plains: FACU (taxonomic lump from wetland indicator species)
- Midwest: FACU (taxonomic lump from wetland indicator species)
- Northcentral & Northeast: FACU (taxonomic lump from wetland indicator species)
Heliophily ⓘ: 8
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© Alan Weakley source | Original Image ⭷
© Alan Weakley source | Original Image ⭷
© Alan Weakley source | Original Image ⭷Feedback
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Horticultural Information
Intro: Erect, rhizomatous, colonial perennial of fields, roadsides and other disturbed areas.
Stems: Stems single or clumped, branched in inflorescence, hairy.
Leaves: Leaves alternate, short-petiolate to sessile, lance-shaped to elliptic, to 6 in. long, entire to shallowly toothed, hairy.
Inforescence:
Flowers: Compound flowers (heads) along branches of a large, often leaning, pyramid-shaped panicle; heads about 1/3 in. wide, consisting of 5-17 tiny, yellow ray florets surrounding a small, central disk of 2-9 yellow, tubular florets.
Fruits:
Comments: Solidago altissima var. pluricephala . . . ?
Height: 2-6 1/2 ft.
plant sale text:
bloom table text:
description: Erect, rhizomatous, colonial perennial of fields, roadsides and other disturbed areas.
stems: Stems single or clumped, branched in inflorescence, hairy.
leaves: Leaves alternate, short-petiolate to sessile, lance-shaped to elliptic, to 6 in. long, entire to shallowly toothed, hairy.
inflorescence:
flowers: Compound flowers (heads) along branches of a large, often leaning, pyramid-shaped panicle; heads about 1/3 in. wide, consisting of 5-17 tiny, yellow ray florets surrounding a small, central disk of 2-9 yellow, tubular florets.
fruits:
comments: Solidago altissima var. pluricephala . . . ?
cultural notes:
germination code:
native range:
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