Difference between revisions of "Geraea canescens"
Proc. Amer. Acad. Arts 1: 49. 1847.
Common names: Hairy desert-sunflower desert-gold
Synonyms: Geraea canescens var. paniculata (A. Gray) S. F. Blake
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|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 year=1847 | |publication year=1847 | ||
|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/V21_299.xml |
|tribe=Asteraceae tribe Heliantheae | |tribe=Asteraceae tribe Heliantheae | ||
|subtribe=Asteraceae (tribe Heliantheae) subtribe Ecliptinae | |subtribe=Asteraceae (tribe Heliantheae) subtribe Ecliptinae | ||
Revision as of 19:35, 16 December 2019
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.