Antennaria rosea subsp. rosea

Endemic
Synonyms: Antennaria acuminata Greene Antennaria alborosea A. E. Porsild Antennaria chlorantha Greene Antennaria formosa Greene Antennaria hendersonii Piper Antennaria imbricata E. E. Nelson Antennaria lanulosa Greene Antennaria neodioica var. chlorantha (Greene) B. Boivin Antennaria oxyphylla Greene Antennaria rosea subsp. divaricata Antennaria speciosa
Treatment appears in FNA Volume 19. Treatment on page 410. Mentioned on page 409.

Plants 10–40 cm. Stolons 2–7 cm. Basal leaves spatulate, oblanceolate, or cuneate, 20–40 mm, faces usually gray-pubescent, adaxial sometimes green-glabrous. Cauline leaves 8–36 mm. Heads 6–20. Involucres: pistillate 5–8 mm. Phyllaries distally usually green, pink, red, or white, seldom brown. Corollas: pistillate 3–4.5 mm. Pappi: pistillate 4–6 mm. 2n = 42, 56.


Phenology: Flowering summer.
Habitat: Dry to moist habitats, tundra, rock outcrops, fields, meadows, forests, savannas, and roadcuts, other similarly disturbed places
Elevation: 400–3800 m

Distribution

V19-666-distribution-map.gif

Alta., B.C., Man., N.W.T., Ont., Sask., Yukon, Alaska, Calif., Colo., Idaho, Mich., Minn., Mont., N.Dak., Oreg., Utah, Wash., Wyo.

Discussion

Subspecies rosea is most closely related to Antennaria corymbosa and A. racemosa (R. J. Bayer 1989e), as shown by its relatively long basal leaves ranging from gray-pubescent to adaxially green-glabrous.

Subspecies rosea is expected to occur in Nevada.

Selected References

None.

Lower Taxa

None.
scarious +
mostly ovate +  and lanceovate or linear +
indeterminate +  and determinate +
Randall J. Bayer +
Greene +
0.8 cm8 mm <br />0.008 m <br /> (4 cm40 mm <br />0.04 m <br />) +
2 cm20 mm <br />0.02 m <br /> (4 cm40 mm <br />0.04 m <br />) +
0.2 cm2 mm <br />0.002 m <br /> (1 cm10 mm <br />0.01 m <br />) +
decurrent +
compound +  and simple +
spatulate;oblanceolate;spatulate;oblanceolate;linear;lanceolate;elliptic;cuneate +
5-ribbed +, 3-ribbed +  and 2-ribbed +
muriculate +, papillate +  and smooth +
0.8 cm8 mm <br />0.008 m <br /> (3.6 cm36 mm <br />0.036 m <br />) +
red +, yellow +  and white +
0.3 cm3 mm <br />0.003 m <br /> (0.45 cm4.5 mm <br />0.0045 m <br />) +
papillate +
mostly ellipsoid +  and ovoid +
pistillate +  and staminate +
Alta. +, B.C. +, Man. +, N.W.T. +, Ont. +, Sask. +, Yukon +, Alaska +, Calif. +, Colo. +, Idaho +, Mich. +, Minn. +, Mont. +, N.Dak. +, Oreg. +, Utah +, Wash. +  and Wyo. +
400–3800 m +
gray-pubescent +
papillate +
pistillate +, staminate +  and neuter +
winged +  and beaked +
dispersed +
Dry to moist habitats, tundra, rock outcrops, fields, meadows, forests, savannas, and roadcuts, other similarly disturbed places +
in corymbiform , paniculiform , racemiform or subcapitate , arrays +  and singly +
indeterminate +
homogamous +  and heterogamous +
each +  and sessile +
0.3 cm3 mm <br />0.003 m <br /> (0.7 cm7 mm <br />0.007 m <br />) +
campanulate;cylindric +
0.5 cm5 mm <br />0.005 m <br /> (0.8 cm8 mm <br />0.008 m <br />) +
sessile +  and petiolate +
cauline +  and basal +
rarely lanceovate +  and lanceolate +
2-carpellate +
persistent +
0.4 cm4 mm <br />0.004 m <br /> (0.6 cm6 mm <br />0.006 m <br />) +
Flowering summer. +
bearing subulate enations +, hairy +  and bristly +
flat;convex or ovoid +
exalbuminous +
appendaged +  and truncate +
papillate +
Antennaria acuminata +, Antennaria alborosea +, Antennaria chlorantha +, Antennaria formosa +, Antennaria hendersonii +, Antennaria imbricata +, Antennaria lanulosa +, Antennaria neodioica var. chlorantha +, Antennaria oxyphylla +, Antennaria rosea subsp. divaricata +  and Antennaria speciosa +
Antennaria rosea subsp. rosea +
Antennaria rosea +
subspecies +
mucronate +
25 cm250 mm <br />0.25 m <br /> (70 cm700 mm <br />0.7 m <br />) +
4 cm40 mm <br />0.04 m <br /> (25 cm250 mm <br />0.25 m <br />) +