Brickellia rusbyi |
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stinking brickellbush |
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Habit | Perennials, 60–120 cm (bases woody). |
Stems | branched, puberulent, gland-dotted. |
Leaves | alternate; petioles 10–50 mm; blades 3-nerved from bases, deltate or rhombic-ovate, 50–100 × 20–50 mm, bases acute to truncate, margins crenate or coarsely dentate, apices long-acuminate, abaxial faces sparsely villous, gland-dotted, adaxial faces glabrous or sparsely pubescent, often gland-dotted. |
Peduncles | 4–6 mm, puberulent, sparsely gland-dotted. |
Involucres | cylindric to campanulate, 7–10 mm. |
Florets | 13–20; corollas yellowish, 5.3–6.5 mm. |
Phyllaries | 22–26 in 4–7 series, 3–5-striate, unequal, margins scarious (apices obtuse to acute); outer ovate to lanceolate (often purple-tinged, glabrous or puberulent), inner linear to oblong (greenish, glabrous). |
Heads | in paniculiform arrays. |
Cypselae | 2–2.5 mm, sericeous; pappi of 26–32 white, barbellate bristles. |
2n | = 18. |
Brickellia rusbyi |
|
Phenology | Flowering Aug–Oct. |
Habitat | Rocky slopes, shaded areas |
Elevation | 1500–2500 m (4900–8200 ft) |
Distribution |
AZ; NM; Mexico
|
Discussion | Brickellia rusbyi has been considered ill-smelling. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
Source | FNA vol. 21, p. 506. |
Parent taxa | Asteraceae > tribe Eupatorieae > Brickellia |
Sibling taxa | |
Name authority | A. Gray: in A. Gray et al., Syn. Fl. N. Amer. 1(2): 106. (1884) |
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