Rudbeckia alpicola

Piper

Erythea 7: 173. 1899.

Common names: Washington Wenatchee Mountain or showy coneflower
EndemicConservation concern
Synonyms: Rudbeckia occidentalis var. alpicola (Piper) Cronquist
Treatment appears in FNA Volume 21. Treatment on page 47.

Perennials, to 150 cm (rhizomes stout, plants not colonial, roots fibrous). Leaves green, ovate to elliptic or deltate, pinnate to pinnatifid or lyrate-pinnatifid, herbaceous, faces moderately to densely hairy (hairs 1-seriate); basal petiolate, 25–70 × 8–45 cm, lobes 3–9, bases rounded to acute, apices acute; cauline petiolate or sessile, 12–50 × 5–40 cm, bases attenuate to cuneate, ultimate margins dentate to lobed, apices acute. Heads borne singly or (2–10) in ± corymbiform arrays. Phyllaries to 6 cm (foliaceous, faces scabrous). Receptacles columnar; paleae 5–7 mm, apices obtuse to acute, often apiculate, abaxial tips hairy. Ray-florets 0. Discs 30–80 × 18–30 mm. Disc-florets 300–500; corollas brown-purple, 4.2–5.8 mm; style-branches ca. 2 mm, apices acute. Cypselae 3.5–5 mm; pappi of 4 scales, to 1 mm.


Phenology: Flowering mid summer–fall.
Habitat: Thickets, bogs, along streams
Elevation: 200–1500 m

Discussion

Of conservation concern.

Rudbeckia alpicola is known only from Chelan and Kittitas counties.

Selected References

None.

Lower Taxa

None.

... more about "Rudbeckia alpicola"
not tailed +, rounded +  and obtuse +
connate +  and distinct +
subequal +
scarious +
usually ovate +  and lanceolate +
usually deltate +  and lanceolate +
indeterminate +  and determinate +
Lowell E. Urbatsch +  and Patricia B. Cox +
25 cm250 mm <br />0.25 m <br /> (70 cm700 mm <br />0.7 m <br />) +
8 cm80 mm <br />0.08 m <br /> (45 cm450 mm <br />0.45 m <br />) +
attenuate +  and cuneate +
compound +  and simple +
lobed;ovate;pandurate +
winged;ribbed;winged;ribbed +
tuberculate +  and rugose +
barbellulate +  and barbellate +
sessile +  and petiolate +
sessile +  and petiolate +
12 cm120 mm <br />0.12 m <br /> (50 cm500 mm <br />0.5 m <br />) +
5cm +  and 40cm +
Washington +, Wenatchee Mountain +  and or showy coneflower +
proximally yellow +  and yellowish green distally yellow or greenish +
0.42 cm4.2 mm <br />0.0042 m <br /> (0.58 cm5.8 mm <br />0.0058 m <br />) +
0.3 cm3 mm <br />0.003 m <br /> (0.35 cm3.5 mm <br />0.0035 m <br />) +
hairy +  and glabrous +
flattened +, fusiform-terete +  and obpyramidal +
fertile +  and bisexual +
6 cm60 mm <br />0.06 m <br /> (8 cm80 mm <br />0.08 m <br />) +
fertile +  and bisexual +
3 cm30 mm <br />0.03 m <br /> (8 cm80 mm <br />0.08 m <br />) +
18mm;30mm +
200–1500 m +
pistillate +, staminate +  and neuter +
winged +  and beaked +
dispersed +
Thickets, bogs, along streams +
discoid +  and radiate +
indeterminate +
homogamous +  and heterogamous +
each +  and sessile +
0.1 cm1 mm <br />0.001 m <br /> (1.2 cm12 mm <br />0.012 m <br />) +
fusiform;turbinate or broadly campanulate +
sessile +  and petiolate +
ovate;elliptic or deltate pinnate +
deltate +  and lance-linear +
dentate to pinnatifid or palmatifid +  and entire +
2-carpellate +
0.5 cm5 mm <br />0.005 m <br /> (0.7 cm7 mm <br />0.007 m <br />) +
persistent +
0 +  and 2 +
of 2-6 , unequal scales +  and coroniform +
0 cm0 mm <br />0 m <br /> (0.1 cm1 mm <br />0.001 m <br />) +
Flowering mid summer–fall. +
3 +  and 21 +
0 cm0 mm <br />0 m <br /> (6 cm60 mm <br />0.06 m <br />) +
bearing subulate enations +, hairy +  and bristly +
pitted +  and smooth +
connate +  and distinct +
unequal +
exalbuminous +
Endemic +  and Conservation concern +
purplish +, bluish green +  and green +
appendaged +  and truncate +
hirsutulous +  and glabrous +
papillate +
0.3 cm3 mm <br />0.003 m <br /> (0.7 cm7 mm <br />0.007 m <br />) +
Rudbeckia occidentalis var. alpicola +
Rudbeckia alpicola +
Rudbeckia sect. Macrocline +
species +
cylindric +
serrate +, dentate +  and entire +
dentate +  and lobed +
0 cm0 mm <br />0 m <br /> (150 cm1,500 mm <br />1.5 m <br />) +
shrub +  and subshrub +