Difference between revisions of "Hazardia cana"
Pittonia 1: 29. 1887.
Common names: San Clemente Island bristleweed
Basionym: Diplostephium canum A. Gray Proc. Amer. Acad. Arts 11: 75. 1876
Synonyms: Haplopappus canus (A. Gray) S. F. Blake
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|name=Diplostephium canum | |name=Diplostephium canum | ||
|authority=A. Gray | |authority=A. Gray | ||
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|publication_title=Proc. Amer. Acad. Arts | |publication_title=Proc. Amer. Acad. Arts | ||
|publication_place=11: 75. 1876 | |publication_place=11: 75. 1876 | ||
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|name=Haplopappus canus | |name=Haplopappus canus | ||
|authority=(A. Gray) S. F. Blake | |authority=(A. Gray) S. F. Blake | ||
| + | |rank=species | ||
}} | }} | ||
|hierarchy=Asteraceae;Asteraceae tribe Astereae;Hazardia;Hazardia cana | |hierarchy=Asteraceae;Asteraceae tribe Astereae;Hazardia;Hazardia cana | ||
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name=Hazardia cana | name=Hazardia cana | ||
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|authority=(A. Gray) Greene | |authority=(A. Gray) Greene | ||
|rank=species | |rank=species | ||
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|publication year=1887 | |publication year=1887 | ||
|special status= | |special status= | ||
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|tribe=Asteraceae tribe Astereae | |tribe=Asteraceae tribe Astereae | ||
|genus=Hazardia | |genus=Hazardia | ||
Latest revision as of 19:58, 5 November 2020
Shrubs, 60–250 cm. Stems lanate-tomentose. Leaves subsessile or subpetiolate; blades oblanceolate, 4–12 × 1–4 cm, thin, bases not clasping, margins serrulate to subentire, abaxial faces densely short-tomentose, adaxial glabrate or glabrescent. Heads in thyrsiform arrays. Involucres broadly turbinate, 7–10 × 5–8 mm. Phyllaries erect, oblong, apices acute, faces of outer loosely woolly-tufted apically. Ray florets 6–14, fertile; corollas shorter than involucre, inconspicuous. Disc florets 15–25; corollas 5–8 mm. Cypselae 3–4 mm, canescent. 2n = 10.
Phenology: Flowering Jun–Sep.
Habitat: Rocky canyon walls
Elevation: 200–500 m
Distribution
Calif., Mexico (Baja California).
Discussion
Hazardia cana is known from San Clemente Island.
Selected References
None.
Lower Taxa
None.