Brickellia atractyloides var. atractyloides

Treatment appears in FNA Volume 21. Treatment on page 494.

Leaf-blades deltate, lanceolate, or ovate, 3-nerved or 4-nerved from bases, 10–50 × 5–25 mm, margins sharply dentate or entire, apices acuminate, faces glabrous or minutely glandular-puberulent. Involucres 10–15 mm. Phyllaries: outer 7–16-striate, broadly ovate, margins entire, inner narrowly lanceolate. Florets 40–90; corollas pale yellow-green. 2n = 18.


Phenology: Flowering Mar–Sep.
Habitat: Rock crevices, cliff faces, talus slopes, outwash fans
Elevation: 600–1600 m

Distribution

V21-1240-distribution-map.gif

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

Discussion

Selected References

None.

Lower Taxa

None.

"fine" is not a number.

not tailed +, truncate +, rounded +  and obtuse +
scarious +
usually ovate +  and lanceolate +
usually terete +  and clavate +
paniculiform +  and open +
indeterminate +  and determinate +
Randall W. Scott +
A. Gray +
acute +  and truncate or cordate +
enlarged +
1 cm10 mm <br />0.01 m <br /> (5 cm50 mm <br />0.05 m <br />) +
dissected +, lobed +, toothed +  and entire +
ovate;lanceolate;ovate;lanceolate;deltate +
5mm;25mm +
papillate +  and rugose +
(4-)5-angled;10-ribbed +
barbellulate +  and smooth +
pale yellow-green +
0.6 cm6 mm <br />0.006 m <br /> (0.8 cm8 mm <br />0.008 m <br />) +
hairy +  and glabrate +
scabrellous +
prismatic +
fertile +  and bisexual +
Ariz. +, Calif. +, Colo. +, Nev. +  and Utah. +
600–1600 m +
glandular-puberulent +  and glabrous +
pistillate +, staminate +  and neuter +
winged +  and beaked +
dispersed +
Rock crevices, cliff faces, talus slopes, outwash fans +
indeterminate +
each +  and sessile +
0.5 cm5 mm <br />0.005 m <br /> (1.2 cm12 mm <br />0.012 m <br />) +
cylindric;broadly campanulate +
1 cm10 mm <br />0.01 m <br /> (1.5 cm15 mm <br />0.015 m <br />) +
4-nerved +  and 3-nerved +
1 cm10 mm <br />0.01 m <br /> (5 cm50 mm <br />0.05 m <br />) +
0.5 cm5 mm <br />0.005 m <br /> (2.5 cm25 mm <br />0.025 m <br />) +
sessile +  and petiolate +
alternate +  and opposite +
lanceolate +  and lance-linear +
entire +  and dentate +
toothed +, serrate +, lobed +, laciniate-dentate +  and crenate +
2-carpellate +
persistent +
stipitate-glandular +, hispid +  and hispidulous +
1 cm10 mm <br />0.01 m <br /> (7 cm70 mm <br />0.07 m <br />) +
0 cm0 mm <br />0 m <br /> (0.3 cm3 mm <br />0.003 m <br />) +
Flowering Mar–Sep. +
24 +  and 33 +
unequal +  and subequal +
Proc. Amer. Acad. Arts +
bearing subulate enations +, hairy +  and bristly +
flat;convex +
exalbuminous +
appendaged +  and truncate +
hirsutulous +
papillate +
Compositae +
Brickellia atractyloides var. atractyloides +
Brickellia atractyloides +
variety +
cylindric +
perennial +  and annual +