Brickellia longifolia

S. Watson
Amer. Naturalist 7: 301. 1873.
Endemic
Treatment appears in FNA Volume 21. Treatment on page 503. Mentioned on page 492.

Shrubs, 20–200[–250] cm. Stems branched from above bases, ± glabrous. Leaves alternate; petioles 0–5 mm; blades 3-nerved from bases, lance-elliptic, lance-ovate, lance-linear, or linear (folded or falcate), 10–130 × 2–9 mm, bases rounded or tapering, margins entire or nearly so, apices acuminate, faces gland-dotted, often puberulent (shiny). Heads in (leafy) paniculiform arrays. Peduncles 0–3 mm, glabrous or glutinous. Involucres cylindric, 5–7 mm. Phyllaries 10–24 in 6–8 series, pale green to stramineous, 3–5-striate, unequal, (glutinous) margins scarious; outer ovate (apices acute), inner lanceolate (apices obtuse). Florets 3–7; corollas cream, 3.5–4.5 mm. Cypselae 1.8–2.5 mm, scabrous; pappi of 30–40 barbellulate bristles.

Distribution

V21-1275-distribution-map.gif

Ariz., Calif., Colo., Nev., Utah

Discussion

Varieties 2 (2 in the flora).

Selected References

None.

Key

1 Leaf blades lance-elliptic to lance-linear or linear, 10–130 × 2–9 mm, lengths 8–25 times widths, flat (not folded or falcate), bases tapering Brickellia longifolia var. longifolia
1 Leaf blades lance-ovate to narrowly lanceolate, 10–130 × 2–15 mm, lengths 4–8 times widths, folded along midveins and/or falcate, basesrounded Brickellia longifolia var. multiflora