Eriophyllum nubigenum

Greene ex A. Gray

Proc. Amer. Acad. Arts 19: 25. 1883.

Common names: Yosemite woolly sunflower
EndemicConservation concern
Treatment appears in FNA Volume 21. Treatment on page 356. Mentioned on page 354, 355.

Annuals, 5–15 cm. Stems ascending. Leaves: blades oblanceolate, 1–2 cm, margins entire, plane (apices acute), faces woolly. Heads borne singly or in loose arrays. Peduncles ± 1 cm. Involucres cylindric, 3–4+ mm diam. Phyllaries 4–6, distinct. Ray-florets 4–6; laminae yellow, ± 1 mm (inconspicuous). Disc-florets 10–20; corollas ± 2 mm (tubes cylindric, throats broadly funnelform, abruptly dilated, lobes not glandular; anther appendages deltate, glandular). Cypselae 2.5–3 mm; pappi of 8–10 lanceolate to spatulate (± unequal) scales 0.5–1.5 mm. 2n = 14.


Phenology: Flowering Jun–Jul.
Habitat: Gravelly or rocky openings, yellow pine or red fir forests
Elevation: 1800–2500 m

Discussion

Of conservation concern.

Selected References

None.

Lower Taxa

None.
... more about "Eriophyllum nubigenum"
not tailed +, rounded +  and obtuse +
connate +  and distinct +
subequal +
scarious +
usually ovate +  and lanceolate +
usually deltate +  and lanceolate +
paniculiform +, glomerate +  and corymbiform +
indeterminate +  and determinate +
Dale E. Johnson +  and John S. Mooring +
Greene ex A. Gray +
decurrent +
compound +  and simple +
oblanceolate +
1 cm10 mm <br />0.01 m <br /> (2 cm20 mm <br />0.02 m <br />) +
winged;ribbed;winged;ribbed +
tuberculate +  and rugose +
barbellulate +  and barbellate +
Yosemite woolly sunflower +
yellow +  and white +
2 cm20 mm <br />0.02 m <br /> (?) +
glabrous +  and hairy +
papillate +
4(-5)-angled +, linear-clavate +  and prismatic flattened or 3-angled +
fertile +  and bisexual +
fertile +  and bisexual +
1800–2500 m +
pistillate +, staminate +  and neuter +
winged +  and beaked +
dispersed +
Gravelly or rocky openings, yellow pine or red fir forests +
compound-corymbiform +, corymbiform +, discoid +  and radiate +
disciform +  and discoid +
in loose arrays +  and singly +
indeterminate +
homogamous +  and heterogamous +
each +  and sessile +
0.3 cm3 mm <br />0.003 m <br /> (0.4 cm4 mm <br />0.004 m <br />) +
1 cm10 mm <br />0.01 m <br /> (?) +
sessile +  and petiolate +
papillate +
deltate +
2-carpellate +
persistent +
8 +  and 10 +
lanceolate +  and spatulate +
1 cm10 mm <br />0.01 m <br /> (?) +
Flowering Jun–Jul. +
scarious-margined +
weakly +  and flat +
glabrous +, glabrate +, woolly +  and tomentose +
Proc. Amer. Acad. Arts +
pitted +  and smooth +
convex;conic +
6 +  and 12 +
aristate +  and laciniate +
0.05 cm0.5 mm <br />5.0e-4 m <br /> (0.15 cm1.5 mm <br />0.0015 m <br />) +
exalbuminous +
Endemic +  and Conservation concern +
appendaged +  and truncate +
hirsutulous +  and glabrous +
papillate +
Undefined (tribe Undefined) subtribe Eriophyllinae +
Eriophyllum nubigenum +
Eriophyllum +
species +
campanulate +
5 cm50 mm <br />0.05 m <br /> (15 cm150 mm <br />0.15 m <br />) +
shrub +  and subshrub +