Difference between revisions of "Xylorhiza wrightii"
Pittonia 3: 47. 1896.
Common names: Big Bend woody-aster
Illustrated
Basionym: Aster wrightii A. Gray Smithsonian Contr. Knowl. 5(6): 75. 1853
Synonyms: Machaeranthera wrightii (A. Gray) Cronquist & D. D. Keck
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|common_names=Big Bend woody-aster | |common_names=Big Bend woody-aster | ||
+ | |special_status={{Treatment/ID/Special_status | ||
+ | |code=F | ||
+ | |label=Illustrated | ||
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|basionyms={{Treatment/ID/Basionym | |basionyms={{Treatment/ID/Basionym | ||
|name=Aster wrightii | |name=Aster wrightii | ||
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|publication title=Pittonia | |publication title=Pittonia | ||
|publication year=1896 | |publication year=1896 | ||
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− | |source xml=https:// | + | |source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/2e0870ddd59836b60bcf96646a41e87ea5a5943a/coarse_grained_fna_xml/V19-20-21/V20_938.xml |
|tribe=Asteraceae tribe Astereae | |tribe=Asteraceae tribe Astereae | ||
|genus=Xylorhiza | |genus=Xylorhiza |
Latest revision as of 21:06, 5 November 2020
Subshrubs or perennials, (15–)20–40(–54) cm. Stems branched mostly in proximal 3/4, glabrous, densely stipitate-glandular. Leaf blades spatulate to obovate or oblong, rarely elliptic, 5–24 mm wide, bases attenuate, not clasping, margins flat, toothed to entire (densely short-ciliate), faces densely stipitate-glandular, otherwise glabrous. Peduncles 5–10 cm. Involucres (20–)25–35(–40) × (20–)28–40(–48) mm. Ray florets (18–)24–32(–34); corollas usually light blue to purple, rarely white. Style-branch appendages equaling or shorter than stigmatic lines. 2n = 12.
Phenology: Flowering Mar–May.
Habitat: Barren areas, alkaline, rocky-clay soil, gypsum or limestone flats, shaly slopes, rocky hills, dominated by saltbush, creosote bush, catclaw, and yucca
Elevation: 700–1100 m
Distribution
Tex., Mexico (Chihuahua).
Discussion
Selected References
None.
Lower Taxa
None.