Solidago macrophylla

Solidago macrophylla, the largeleaf goldenrod^[2] or large-leaved goldenrod,^[3] is North American species of herbaceous perennial plants of the family Asteraceae. It is native to eastern and central Canada (from Ontario to Newfoundland & Labrador) and the north-eastern United States (New York and New England).^[4][5] Some of the populations in Québec and Labrador lie north of the Arctic Circle.^[6]

Solidago macrophylla
Scientific classification
Kingdom:	Plantae
Clade:	Tracheophytes
Clade:	Angiosperms
Clade:	Eudicots
Clade:	Asterids
Order:	Asterales
Family:	Asteraceae
Genus:	Solidago
Species:	S. macrophylla
Binomial name
Solidago macrophylla Banks ex Pursh 1813 not Schloss. & Vuk. 1869 nor Bigel. 1824
Synonyms[1]
Aster thyrsoideus (E.Mey.) Kuntze Solidago mensalis Fernald Solidago thyrsoidea E.Mey.

Solidago macrophylla is a perennial herb up to 105 cm (42 inches) tall, with a thick woody rhizome. Leaves can be up to 15 cm (6 inches) long. One plant can produce 110 or more small yellow flower heads, mostly on short side branches.^[3]

Galls

This species is host to the following insect induced gall:

• Asteromyia modesta (Felt, 1907)

external link to gallformers