Difference between revisions of "Xylorhiza confertifolia"
Brittonia 29: 207. 1977.
Common names: Henrieville woody-aster
EndemicConservation concern
Basionym: Machaeranthera glabriuscula var. confertifolia Cronquist Leafl. W. Bot. 10: 11. 1963
Synonyms: Machaeranthera confertifolia (Cronquist) Cronquist
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|common_names=Henrieville woody-aster | |common_names=Henrieville woody-aster | ||
| − | |basionyms={{Treatment/ID/ | + | |special_status={{Treatment/ID/Special_status |
| + | |code=E | ||
| + | |label=Endemic | ||
| + | }}{{Treatment/ID/Special_status | ||
| + | |code=C | ||
| + | |label=Conservation concern | ||
| + | }} | ||
| + | |basionyms={{Treatment/ID/Basionym | ||
|name=Machaeranthera glabriuscula var. confertifolia | |name=Machaeranthera glabriuscula var. confertifolia | ||
|authority=Cronquist | |authority=Cronquist | ||
| + | |rank=variety | ||
| + | |publication_title=Leafl. W. Bot. | ||
| + | |publication_place=10: 11. 1963 | ||
}} | }} | ||
|synonyms={{Treatment/ID/Synonym | |synonyms={{Treatment/ID/Synonym | ||
|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 | ||
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|authority=(Cronquist) T. J. Watson | |authority=(Cronquist) T. J. Watson | ||
|rank=species | |rank=species | ||
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|publication title=Brittonia | |publication title=Brittonia | ||
|publication year=1977 | |publication year=1977 | ||
| − | |special status= | + | |special status=Endemic;Conservation concern |
| − | |source xml=https:// | + | |source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/2e0870ddd59836b60bcf96646a41e87ea5a5943a/coarse_grained_fna_xml/V19-20-21/V20_933.xml |
|tribe=Asteraceae tribe Astereae | |tribe=Asteraceae tribe Astereae | ||
|genus=Xylorhiza | |genus=Xylorhiza | ||
Latest revision as of 20:06, 5 November 2020
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.