Solidago & relatives in Wisconsin
1. Solidago bicolor L. [silver-rod, white goldenrod]
2. Solidago caesia L. *E [axillary goldenrod, blue-stemmed goldenrod, wreath goldenrod]
= Solidago axillaris Pursh
3. Solidago canadensis L. [Canadian goldenrod, common goldenrod]
= Solidago altissima L.
4. Solidago flexicaulis L. [broad-leaved goldenrod, zigzag goldenrod]
5. Solidago gigantea Aiton [giant goldenrod, late goldenrod, smooth goldenrod]
6. Solidago hispida Muhl. [hairy goldenrod]
7. Solidago juncea Aiton [early goldenrod]
8. Solidago missouriensis Nutt. [Missouri goldenrod]
9. Solidago mollis Bartl. *I [velvety goldenrod]
10. Solidago nemoralis Aiton [dyer's-weed goldenrod, gray goldenrod, old-field goldenrod]
11. Solidago ohioensis Riddell *SC [Ohio goldenrod]
12. Solidago patula Muhl. ex Willd. [rough-leaved goldenrod, round-leaved goldenrod, swamp goldenrod]
13. Solidago ptarmicoides (Nees) B.Boivin [prairie goldenrod, upland white goldenrod]
14. Solidago rigida L. [rigid goldenrod, stiff goldenrod]
15. Solidago rugosa Mill. *I [wrinkle-leaved goldenrod]
16. Solidago sciaphila E.S.Steele *SC [cliff goldenrod, Driftless Area goldenrod, shadowy goldenrod]
17. Solidago sempervirens L *I [seaside goldenrod]
18. Solidago simplex Kunth *T [dune goldenrod, Gillman's goldenrod, sticky goldenrod]
= Solidago spathulata DC. var. gillmanii (A.Gray) Cronquist
19. Solidago speciosa Nutt. [showy goldenrod]
20. Solidago uliginosa Nutt. [northern bog goldenrod]
21. Solidago ulmifolia Muhl. ex Willd. [elm-leaved goldenrod]
22. Euthamia graminifolia (L.) Nutt. [common flat-topped goldenrod, grass-leaved goldenrod]
= Solidago graminifolia (L.) Salisb.
23. Euthamia gymnospermoides Greene [Great Plains flat-topped goldenrod, Texas goldentop]
= Solidago gymnospermoides (Greene) Fernald
24. Euthamia tenuifolia (Pursh) Nutt. [Coastal Plain flat-topped goldenrod, slender goldentop]
= Solidago tenuifolia Pursh