Brickellia longifolia
Amer. Naturalist 7: 301. 1873.
Shrubs, 20–200 [–250] cm. Stems branched from above bases, ± glabrous. Leaves alternate; petioles 0–5 mm; blades 3-nerved from bases, lance-elliptic, lanceovate, lance-linear, or linear (folded or falcate), 10–130 × 2–9 mm, bases rounded or tapering, margins entire or nearly so, apices acuminate, faces glanddotted, 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
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 |
"fine" is not a number.