Difference between revisions of "Rudbeckia montana"

A. Gray

Proc. Amer. Acad. Arts 17: 217. 1882.

Common names: Montane coneflower
Synonyms: Rudbeckia occidentalis var. montana (A. Gray) Perdue
Treatment appears in FNA Volume 21. Treatment on page 51. Mentioned on page 47.
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|publication year=1882
 
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|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/9216fc802291cd3df363fd52122300479582ede7/coarse_grained_fna_xml/V19-20-21/V21_103.xml
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|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/8f726806613d60c220dc4493de13607dd3150896/coarse_grained_fna_xml/V19-20-21/V21_103.xml
 
|tribe=Asteraceae tribe Heliantheae
 
|tribe=Asteraceae tribe Heliantheae
 
|subtribe=Asteraceae (tribe Heliantheae) subtribe Rudbeckiinae
 
|subtribe=Asteraceae (tribe Heliantheae) subtribe Rudbeckiinae

Revision as of 15:29, 18 September 2019

Perennials, to 150 cm (rhizomes stout, plants not colonial, roots fibrous). Leaves greenish blue (± glaucous), blades elliptic to ovate, usually pinnatifid to pinnately lobed (lobes mostly opposite, ovate to elliptic), ± leathery, bases attenuate to cuneate, ultimate margins entire or coarsely dentate, apices acute, faces usually glabrous, sometimes sparsely hairy (at least abaxially on veins); basal petiolate, 17–60 × 10–25 cm; cauline petiolate or sessile, 8–30 × 5–20 cm (blades among heads not lobed). Heads borne singly or in ± corymbiform arrays. Phyllaries to 4 cm (margins sometimes ciliate, apices attenuate). Receptacles ovoid to conic; paleae (proximally transparent to light brown, distally greenish) 5–8 mm, apices acute to ± rounded, abaxial tips hairy. Ray florets 0. Discs 20–60 × 12–30 mm. Disc florets 200–500+; corollas maroon proximally, greenish distally, 4–5 mm; style branches ca. 1.5 mm, apices acute to rounded. Cypselae 5.2–7 mm; pappi coroniform, to 1.8 mm. 2n = 36.


Phenology: Flowering summer.
Habitat: Hillside seeps, streams
Elevation: 2400–2800 m

Discussion

Selected References

None.

Lower Taxa

None.