Ericameria parryi var. montana

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

Phytologia 75: 89. 1993.

Common names: Mountain rabbitbrush
EndemicConservation concern
Basionym: Chrysothamnus parryi subsp. montanus L. C. Anderson Phytologia 38: 319, fig. 5. 1978
Treatment appears in FNA Volume 20. Treatment on page 74. Mentioned on page 72.

Plants 10–20 cm (intricately branched). Leaves moderately crowded, green; blades 1-nerved, linear, 20–35 × 1–2 mm, faces glabrous, viscidulous; distal overtopping arrays. Heads 2–5 in ± cymiform arrays or borne singly. Involucres 10–11.5 mm. Phyllaries (11–) 13–18, ± chartaceous, outer apices long-acuminate, herbaceous, inner acuminate (viscidulous). Florets (4–) 5–12; corollas yellow, 9–10 mm, tubes finely glandular-puberulent, throats gradually dilated, lobes 1.4–1.7 mm. 2n = 18.


Phenology: Flowering late summer–fall.
Habitat: Rocky slopes near timberline
Elevation: ca. 2900 m

Discussion

Of conservation concern.

Variety montana is known only from Red Conglomerate Peaks at the Idaho/Montana border.

Selected References

None.

Lower Taxa

None.

"fine" is not a number.

not tailed +, rounded +  and obtuse +
distinct +
subequal +
scarious +
usually triangular +  and linear +
usually deltate +  and lanceolate +
indeterminate +  and determinate +
Lowell E. Urbatsch +, Loran C. Anderson +, Roland P. Roberts +  and Kurt M. Neubig +
(L. C. Anderson) G. L. Nesom & G. I. Baird +
decurrent +
Chrysothamnus parryi subsp. montanus +
0.8 cm8 mm <br />0.008 m <br /> (1.4 cm14 mm <br />0.014 m <br />) +
2 cm20 mm <br />0.02 m <br /> (3.5 cm35 mm <br />0.035 m <br />) +
linear;spatulate +
1mm;2mm +
rugulose +  and muricate +
tan +  and reddish +
subequal +
Mountain rabbitbrush +
not 2-lipped +  and actinomorphic +
0.9 cm9 mm <br />0.009 m <br /> (1 cm10 mm <br />0.01 m <br />) +
narrowly ellipsoid +  and subturbinate +
fertile +  and bisexual +
fertile +  and bisexual +
Idaho +  and Mont. +
ca. 2900 m +
gland-dotted;yellowish;greenish;yellowish;greenish;gray +
pistillate +, staminate +  and neuter +
winged +  and beaked +
dispersed +
Rocky slopes near timberline +
cymiform +  and racemiform +
indeterminate +
heterogamous +  and homogamous +
each +  and sessile +
0.9 cm9 mm <br />0.009 m <br /> (1.8 cm18 mm <br />0.018 m <br />) +
subcylindric +
1 cm10 mm <br />0.01 m <br /> (1.15 cm11.5 mm <br />0.0115 m <br />) +
0.4 cm4 mm <br />0.004 m <br /> (0.8 cm8 mm <br />0.008 m <br />) +
sessile +  and petiolate +
erect;spreading or reflexed +
deltate +  and triangular +
long-acuminate +
2-carpellate +
off-white +  and brown +
persistent +
0.33 cm3.3 mm <br />0.0033 m <br /> (0.75 cm7.5 mm <br />0.0075 m <br />) +
0.1 cm1 mm <br />0.001 m <br /> (1 cm10 mm <br />0.01 m <br />) +
Flowering late summer–fall. +
herbaceous-tipped +
0.5 cm5 mm <br />0.005 m <br /> (1.1 cm11 mm <br />0.011 m <br />) +
ovate +  and lanceolate or elliptic +
0.07 cm0.7 mm <br />7.0e-4 m <br /> (0.2 cm2 mm <br />0.002 m <br />) +
bearing subulate enations +, hairy +  and bristly +
exalbuminous +
Endemic +  and Conservation concern +
eglandular +  and branched +
resinous +
densely white +  and grayish +
ascending +  and erect +
lanceolate +  and subulate +
appendaged +  and truncate +
papillate +  and smooth +
Haplopappus sect. Asiris +, Haplopappus sect. Ericameria +, Haplopappus sect. Macronema +  and Haplopappus sect. Stenotopsis +
Ericameria parryi var. montana +
Ericameria parryi +
variety +
glandular-puberulent +
perennial +, biennial +  and annual +