Ericameria nauseosa var. nitida

(L. C. Anderson) G. L. Nesom & G. I. Baird

Phytologia 75: 87. 1993.

Common names: Shiny-bract rabbitbrush
Endemic
Basionym: Chrysothamnus nauseosus subsp. nitidus L. C. Anderson Phytologia 38: 313, fig. 2. 1978
Synonyms: Chrysothamnus nauseosus var. nitidus (L. C. Anderson) S. L. Welsh
Treatment appears in FNA Volume 20. Treatment on page 67. Mentioned on page 62, 63, 64.
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Plants 60–150 cm. Stems yellowish green, leafy at flowering, densely tomentose. Leaves yellowish green; blades 1-nerved, linear, 30–50 × 1–1.5 mm, faces glabrate. Involucres 10–12.5 mm. Phyllaries 13–19 (outer weakly keeled), apices erect, acute (outer) or acute to obtuse (inner), outer abaxial faces scurfy-tomentulose, inner glabrous. Corollas 9.5–11 mm, tubes mostly glabrous, lobes 0.7–1 mm, glabrous or villous; style appendages longer than stigmatic portions. Cypselae usually glabrous, sometimes hairy; pappi 9–10 mm. 2n = 18.


Phenology: Flowering late summer–fall.
Habitat: Sandy gravels of dry streambeds
Elevation: 1200–1800 m

Discussion

Selected References

None.

Lower Taxa

None.

"fine" is not a number.

not tailed +, rounded +  and obtuse +
distinct +
acute;obtuse +
subequal +
scarious +
usually triangular +  and linear +
usually deltate +  and lanceolate +
indeterminate +  and determinate +
rounded +  and flat-topped +
Lowell E. Urbatsch +, Loran C. Anderson +, Roland P. Roberts +  and Kurt M. Neubig +
(L. C. Anderson) G. L. Nesom & G. I. Baird +
decurrent +
Chrysothamnus nauseosus subsp. nitidus +
3 cm30 mm <br />0.03 m <br /> (5 cm50 mm <br />0.05 m <br />) +
filiform;narrowly oblanceolate +
0.1 cm1 mm <br />0.001 m <br /> (0.15 cm1.5 mm <br />0.0015 m <br />) +
rugulose +  and muricate +
tan +  and reddish +
subequal +
Shiny-bract rabbitbrush +
not 2-lipped +  and actinomorphic +
0.95 cm9.5 mm <br />0.0095 m <br /> (1.1 cm11 mm <br />0.011 m <br />) +
hairy +  and glabrous +
turbinate +  and cylindric or oblanceoloid +
fertile +  and bisexual +
fertile +  and bisexual +
Ariz. +, N.Mex. +  and Utah. +
1200–1800 m +
resinous +
gland-dotted +
pistillate +, staminate +  and neuter +
winged +  and beaked +
dispersed +
Sandy gravels of dry streambeds +
thyrsiform +, paniculiform +, branched +, racemiform +, cymiform +, discoid +  and radiate +
indeterminate +
heterogamous +  and homogamous +
each +  and sessile +
0.6 cm6 mm <br />0.006 m <br /> (1.6 cm16 mm <br />0.016 m <br />) +
obconic;subcylindric +
1 cm10 mm <br />0.01 m <br /> (1.25 cm12.5 mm <br />0.0125 m <br />) +
0.2 cm2 mm <br />0.002 m <br /> (0.4 cm4 mm <br />0.004 m <br />) +
sessile +  and petiolate +
yellowish green +
usually ascending +  and spreading +
erect;spreading or reflexed +
villous +  and glabrous +
deltate +  and triangular +
raised +  and evident +
glabrous +  and scurfy-tomentulose +
2-carpellate +
persistent +
0.9 cm9 mm <br />0.009 m <br /> (1 cm10 mm <br />0.01 m <br />) +
0.1 cm1 mm <br />0.001 m <br /> (2 cm20 mm <br />0.02 m <br />) +
Flowering late summer–fall. +
0.15 cm1.5 mm <br />0.0015 m <br /> (1.4 cm14 mm <br />0.014 m <br />) +
ovate +  and lanceolate +
0.07 cm0.7 mm <br />7.0e-4 m <br /> (0.15 cm1.5 mm <br />0.0015 m <br />) +
bearing subulate enations +, hairy +  and bristly +
exalbuminous +
resinous +
yellowish green +
ascending +  and spreading +
lanceolate +  and subulate +
appendaged +  and truncate +
papillate +  and smooth +
Chrysothamnus nauseosus var. nitidus +
Ericameria nauseosa var. nitida +
Ericameria nauseosa +
variety +
campanulate +
perennial +, biennial +  and annual +