Taxonomy
Family: Asteraceae
Synonymous with Solidago graminifolia.
Habitat
Moist to dry prairies. More frequent in degraded habitats.
Associates
Ambrosia artemisiifolia elatior, Apocynum sibiricum, Boltonia latisquama recognita, Helenium autumnale, Helianthus grosseserratus, Ludwigia polycarpa, Panicum virgatum, Prunus serotina, Rubus occidentalis, Silphium terebinthinaceum, Stachys tenuifolia hispida, Teucrium canadense, Typha latifolia.
Distribution
Newfoundland and Quebec west to British Columbia, south to NC, MO, and NM.
Morphology
Herbaceous perennial to about 1.5 m. Leaves linear and similar, sessile, much longer than wide, 3-veined, dotted with glands. Stems glabrous. Flowers yellow; heads in flat-topped, corymbiform inflorescences.
Notes
Flowers late July to late September
Wetland indicator: FAC
The genus Euthamia segregates some of the flat-topped goldenrods from Solidago. The typical variety, pictured here, is mostly glabrous. Plants that are evidently spreading-hirtellous have been called var. nutallii (Green) Fern.
References
Gleason, Henry A. and A. Cronquist. 1991. Manual of Vascular Plants of
Northeastern United States
and Adjacent Canada. Second Ed.
The New York Botanical Garden. Bronx, NY
Swink, F. and G. Wilhelm. 1994. Plants of the Chicago Region.
Indiana Academy of Science. The Morton Arboretum. Lisle, Illinois.
Michael Hough © 2005 |