Brickellia desertorum

Coville

Proc. Biol. Soc. Wash. 7: 68. 1892.

Treatment appears in FNA Volume 21. Treatment on page 498. Mentioned on page 492, 493.

Shrubs, 80–200 cm. Stems intricately branched, densely puberulent, often glanddotted. Leaves opposite or alternate; petioles 1–2.5 mm; blades 3-nerved from bases, ovate, 3–13 × 4–14 mm, bases obtuse to truncate, margins crenate-serrate, apices obtuse, faces glanddotted and tomentulose to densely puberulent. Heads in paniculiform arrays. Peduncles 0–3 mm, glanddotted. Involucres cylindric, 8–10 mm. Phyllaries 20–24 in 4–7 series, greenish or brownish, 3–4-striate, unequal, margins scarious (apices acute to apiculate); outer broadly ovate (granular-puberulent), inner lanceolate to lance-linear (glabrous or tomentulose, often glanddotted). Florets 8–12; corollas white, 4.5–5 mm. Cypselae 2–3 mm, scabrous; pappi of 12–15 white, smooth or barbellulate bristles.


Phenology: Flowering Sep–Mar.
Habitat: Dry hillsides, outwash slopes, canyons
Elevation: 200–1400 m

Distribution

V21-1254-distribution-map.gif

Ariz., Calif., Nev., Mexico, West Indies, Central America (to Nicaragua)

Discussion

Selected References

None.

Lower Taxa

None.

"fine" is not a number.

... more about "Brickellia desertorum"
not tailed +, truncate +, rounded +  and obtuse +
scarious +
usually ovate +  and lanceolate +
usually terete +  and clavate +
paniculiform +
indeterminate +  and determinate +
Randall W. Scott +
Coville +
obtuse to truncate +
enlarged +
0.3 cm3 mm <br />0.003 m <br /> (1.3 cm13 mm <br />0.013 m <br />) +
dissected +, lobed +, toothed +  and entire +
4mm;14mm +
papillate +  and rugose +
(4-)5-angled;10-ribbed +
barbellulate +  and smooth +
0.45 cm4.5 mm <br />0.0045 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
hairy +  and glabrate +
prismatic +
fertile +  and bisexual +
Ariz. +, Calif. +, Nev. +, Mexico +, West Indies +  and Central America (to Nicaragua) +
200–1400 m +
tomentulose +  and densely puberulent +
pistillate +, staminate +  and neuter +
winged +  and beaked +
dispersed +
Dry hillsides, outwash slopes, canyons +
indeterminate +
each +  and sessile +
0.5 cm5 mm <br />0.005 m <br /> (1.2 cm12 mm <br />0.012 m <br />) +
0.8 cm8 mm <br />0.008 m <br /> (1 cm10 mm <br />0.01 m <br />) +
sessile +  and petiolate +
alternate +  and opposite +
lanceolate +  and lance-linear +
toothed +, serrate +, lobed +, laciniate-dentate +  and crenate +
2-carpellate +
persistent +
0 cm0 mm <br />0 m <br /> (0.3 cm3 mm <br />0.003 m <br />) +
0.1 cm1 mm <br />0.001 m <br /> (0.25 cm2.5 mm <br />0.0025 m <br />) +
Flowering Sep–Mar. +
20 +  and 24 +
Proc. Biol. Soc. Wash. +
bearing subulate enations +, hairy +  and bristly +
flat;convex +
exalbuminous +
appendaged +  and truncate +
hirsutulous +
papillate +
Compositae +
Brickellia desertorum +
Brickellia +
species +
cylindric +
perennial +  and annual +