Difference between revisions of "Xylorhiza confertifolia"
Brittonia 29: 207. 1977.
Common names: Henrieville woody-aster
Basionym: Machaeranthera glabriuscula var. confertifolia Cronquist Leafl. W. Bot. 10: 11. 1963
Synonyms: Machaeranthera confertifolia (Cronquist) Cronquist
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|name=Machaeranthera glabriuscula var. confertifolia | |name=Machaeranthera glabriuscula var. confertifolia | ||
|authority=Cronquist | |authority=Cronquist | ||
| + | |rank=variety | ||
|publication_title=Leafl. W. Bot. | |publication_title=Leafl. W. Bot. | ||
|publication_place=10: 11. 1963 | |publication_place=10: 11. 1963 | ||
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|name=Machaeranthera confertifolia | |name=Machaeranthera confertifolia | ||
|authority=(Cronquist) Cronquist | |authority=(Cronquist) Cronquist | ||
| + | |rank=species | ||
}} | }} | ||
|hierarchy=Asteraceae;Asteraceae tribe Astereae;Xylorhiza;Xylorhiza confertifolia | |hierarchy=Asteraceae;Asteraceae tribe Astereae;Xylorhiza;Xylorhiza confertifolia | ||
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name=Xylorhiza confertifolia | name=Xylorhiza confertifolia | ||
| − | |||
|authority=(Cronquist) T. J. Watson | |authority=(Cronquist) T. J. Watson | ||
|rank=species | |rank=species | ||
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|publication year=1977 | |publication year=1977 | ||
|special status= | |special status= | ||
| − | |source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/ | + | |source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/eaa6e58056e40c9ef614d8f47aea294977a1a5e9/coarse_grained_fna_xml/V19-20-21/V20_933.xml |
|tribe=Asteraceae tribe Astereae | |tribe=Asteraceae tribe Astereae | ||
|genus=Xylorhiza | |genus=Xylorhiza | ||
Revision as of 20:31, 16 December 2019
Subshrubs 10–15(–23) cm. Stems branched mostly in proximal 3/4 (leaves numerous, crowded, internodes averaging 2–3 mm), finely stipitate-glandular or nearly glabrous. Leaf blades linear, 1–2.5 mm wide, bases attenuate, not clasping, margins involute, entire, faces puberulent and/or minutely stipitate-glandular. Peduncles 2–14 cm. Involucres 8–12 × 10–16(–20) mm. Ray florets 4–14; corollas white. Style-branch appendages ± equal stigmatic lines. 2n = 12.
Phenology: Flowering May–Jul.
Habitat: Barren slopes in alkaline clay, pinyon-juniper
Elevation: 1400–2300 m
Discussion
Of conservation concern.
Xylorhiza confertifolia is known form Garfield and Kane counties.
Selected References
None.
Lower Taxa
None.