Solidago macrophylla Pursh

• Authority

  Gleason, Henry A. & Cronquist, Arthur J. 1991. Manual of vascular plants of northeastern United States and adjacent Canada. lxxv + 910 pp.

• Family

  Asteraceae

• Scientific Name

  Solidago macrophylla Pursh

• Description

  Species Description - Stems 1–10 dm from a branched caudex, glabrous or nearly so below the infl; lvs thin, ± hirsute on the midrib and main veins beneath and sometimes more shortly so above, ± basally disposed, but often only gradually reduced upwards, the larger ones with elliptic or ovate to subcordate, acuminate, sharply serrate blade 2–15 × 1–7 cm, abruptly contracted to the long petiole; infl narrow and elongate, conspicuously leafy-bracteate at least below; invol 8–11 mm, its bracts imbricate, acuminate or attenuate, thin and loose, often some with squarrose tip; rays 7–12, 5–8 mm; achenes glabrous, 4–5 mm; 2n=18, 54. Moist, cool, often shaded places; Catskill Mts., N.Y. and Mt. Greylock, Mass., to Nf., Lab., and Hudson Bay.

• Common Names

  big-leaved goldenrod