Difference between revisions of "Geraea canescens"
Proc. Amer. Acad. Arts 1: 49. 1847.
Common names: Hairy desert-sunflower desert-gold
Illustrated
Synonyms: Geraea canescens var. paniculata (A. Gray) S. F. Blake
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|common_names=Hairy desert-sunflower;desert-gold | |common_names=Hairy desert-sunflower;desert-gold | ||
| + | |special_status={{Treatment/ID/Special_status | ||
| + | |code=F | ||
| + | |label=Illustrated | ||
| + | }} | ||
|basionyms= | |basionyms= | ||
|synonyms={{Treatment/ID/Synonym | |synonyms={{Treatment/ID/Synonym | ||
|name=Geraea canescens var. paniculata | |name=Geraea canescens var. paniculata | ||
|authority=(A. Gray) S. F. Blake | |authority=(A. Gray) S. F. Blake | ||
| + | |rank=variety | ||
}} | }} | ||
|hierarchy=Asteraceae;Asteraceae tribe Heliantheae;Asteraceae (tribe Heliantheae) subtribe Ecliptinae;Geraea;Geraea canescens | |hierarchy=Asteraceae;Asteraceae tribe Heliantheae;Asteraceae (tribe Heliantheae) subtribe Ecliptinae;Geraea;Geraea canescens | ||
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name=Geraea canescens | name=Geraea canescens | ||
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|authority=Torrey & A. Gray | |authority=Torrey & A. Gray | ||
|rank=species | |rank=species | ||
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|publication title=Proc. Amer. Acad. Arts | |publication title=Proc. Amer. Acad. Arts | ||
|publication year=1847 | |publication year=1847 | ||
| − | |special status= | + | |special status=Illustrated |
| − | |source xml=https:// | + | |source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/2e0870ddd59836b60bcf96646a41e87ea5a5943a/coarse_grained_fna_xml/V19-20-21/V21_299.xml |
|tribe=Asteraceae tribe Heliantheae | |tribe=Asteraceae tribe Heliantheae | ||
|subtribe=Asteraceae (tribe Heliantheae) subtribe Ecliptinae | |subtribe=Asteraceae (tribe Heliantheae) subtribe Ecliptinae | ||
Latest revision as of 20:11, 5 November 2020
Annuals, 10–80 cm; herbage bristly and/or soft-hairy. Leaves petiolate (proximal) or sessile; blades green or gray, lanceolate or ovate to elliptic or oblanceolate, 1–10 cm, bases tapering to wings, margins entire or dentate, apices acute, faces ± canescent. Heads borne singly or in paniculiform arrays. Involucres 7–12 mm. Phyllaries green, narrowly lanceolate to linear (margins shaggy-ciliate), apices acute. Ray florets 10–21; laminae 1–2 cm. Disc corollas 4–5 mm. Cypselae 6–7 mm; pappi 3–4 mm. 2n = 36.
Phenology: Flowering Oct–May.
Habitat: Sandy desert soils
Elevation: 0–1300 m
Distribution
Ariz., Calif., Nev., Utah, Mexico (Baja California, Sonora).
Discussion
Selected References
None.
Lower Taxa
None.