Solidago lancifolia

(Torrey & A. Gray) Chapman

Fl. South. U.S., 209. 1860.

Common names: Lance-leaf goldenrod
Endemic
Basionym: Solidago ambigua var. lancifolia Torrey & A. Gray Fl. N. Amer. 2: 200. 1842
Synonyms: Aster lancifolius (Torrey & A. Gray) Kuntze
Treatment appears in FNA Volume 20. Treatment on page 128. Mentioned on page 110, 125.

Plants 60–160 cm; caudices woody. Stems 1–5+, erect, straight, moderately hairy in arrays. Leaves: basal withering by flowering; proximal cauline subpetiolate or sessile, tapering to broadly winged petiole-like bases, blades lanceolate, 110–180 × 2–35 mm, margins serrate (with 7–15 teeth), apices acuminate, abaxial faces sparsely hairy along nerves, adaxial glabrous or sparsely hairy; distal cauline sessile, blades narrowly elliptic, 60–110 × 11–15 mm, margins entire to slightly serrate (teeth 0–6), apices acuminate-cuspidate, faces glabrous or sparsely hairy. Heads 80–400 (usually 4–10 per branch) in short axillary and terminal racemiform/paniculiform arrays 11–43 cm. Peduncles 1–5 mm, moderately strigose; bracteoles linear, 0–2. Involucres campanulate 6.4–8.5(–9) mm. Phyllaries in 3–4 series, unequal, 3–10-nerved, acute to obtuse; outermost linear-lanceolate to narrowly ovate, 1.7–2.4 mm, innermost linear-oblong, 4–6 mm. Ray florets 5–8; laminae 2.3–4.5 × 1–1.5 mm. Disc florets (5–)6.2–8.1(–12); corollas (2.8–)3–3.3(–3.9) mm, lobes (1.3–)1.5–1.8(–2.1) mm. Cypselae (narrowly obconic) 1–1.7(–2) mm, moderately to densely strigillose; pappi (3.4–)4–5 mm. 2n = 90.


Phenology: Flowering late Aug–Sep.
Habitat: Woods, shaded to full sun along road embankments, at higher elevations
Elevation: 1100–1500+ m

Discussion

A few atypical plants of Solidago lancifolia with multinerved phyllaries grow along the border of Virginia and West Virginia.

Selected References

None.

Lower Taxa

None.
... more about "Solidago lancifolia"
John C. Semple +  and Rachel E. Cook +
(Torrey & A. Gray) Chapman +
Solidago ambigua var. lancifolia +
Lance-leaf goldenrod +
N.C. +  and Tenn. +
1100–1500+ m +
Woods, shaded to full sun along road embankments, at higher elevations +
Flowering late Aug–Sep. +
Fl. South. U.S., +
Aster lancifolius +
Solidago lancifolia +
Solidago subsect. Glomeruliflorae +
species +