Brickellia longifolia
Brickellia knappiana
longleaf brickellbush, willow leaf brickellia
Knapp brickellbush, Knapp's brickellia
branched from above bases, ± glabrous.
(arching) branched from near bases, gland-dotted.
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).
alternate;
petioles 4–5 mm;
blades 3-nerved from bases, lance-ovate to lanceolate, 10–35 × 1–16 mm, bases acute to attenuate, margins dentate to serrate, apices acute to acuminate, faces densely gland-dotted and sparsely pubescent (not shiny).
0–3 mm, glabrous or glutinous.
2–5 mm, densely glandular-pubescent.
cylindric, 5–7 mm.
cylindric to narrowly campanulate, 6–9 mm.
3–7;
corollas cream, 3.5–4.5 mm.
5–7;
corollas white, 5–6.5 mm.
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).
18–22 in 5–7 series, greenish, 3–4-striate, unequal, margins scarious (apices acute to acuminate);
outer lance-ovate (sparsely puberulent, gland-dotted), inner lanceolate (glabrous).
in (leafy) paniculiform arrays.
in paniculiform arrays.
1.8–2.5 mm, scabrous;
pappi of 30–40 barbellulate bristles.
2.5–3, puberulent to sparsely pubescent;
pappi of 28–32 white, barbellulate bristles.
Brickellia longifolia
Brickellia knappiana
Varieties 2 (2 in the flora).
(Discussion copyrighted by Flora of North America; reprinted with permission.)
Of conservation concern.
Brickellia knappiana is found only in the mountains of eastern California. It is noted as a possible hybrid between B. californica and B. multiflora. Collections from mixed populations of B. knappiana and B. californica have been noted on herbarium specimens.
(Discussion copyrighted by Flora of North America; reprinted with permission.)
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 | 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 | var. multiflora |
CA
WildflowerSearch
iNaturalist
USDA Plants Database
