Difference between revisions of "Isocoma drummondii"
Erythea 2: 111. 1894.
Common names: Drummond’s jimmyweed
Basionym: Linosyris drummondii Torrey & A. Gray Fl. N. Amer. 2: 233. 1842
Synonyms: Haplopappus drummondii (Torrey & A. Gray) S. F. Blake Isocoma megalantha Shinners
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|common_names=Drummond’s jimmyweed | |common_names=Drummond’s jimmyweed | ||
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|name=Linosyris drummondii | |name=Linosyris drummondii | ||
|authority=Torrey & A. Gray | |authority=Torrey & A. Gray | ||
| + | |rank=species | ||
| + | |publication_title=Fl. N. Amer. | ||
| + | |publication_place=2: 233. 1842 | ||
}} | }} | ||
|synonyms={{Treatment/ID/Synonym | |synonyms={{Treatment/ID/Synonym | ||
|name=Haplopappus drummondii | |name=Haplopappus drummondii | ||
|authority=(Torrey & A. Gray) S. F. Blake | |authority=(Torrey & A. Gray) S. F. Blake | ||
| + | |rank=species | ||
}} {{Treatment/ID/Synonym | }} {{Treatment/ID/Synonym | ||
|name=Isocoma megalantha | |name=Isocoma megalantha | ||
|authority=Shinners | |authority=Shinners | ||
| + | |rank=species | ||
}} | }} | ||
|hierarchy=Asteraceae;Asteraceae tribe Astereae;Isocoma;Isocoma drummondii | |hierarchy=Asteraceae;Asteraceae tribe Astereae;Isocoma;Isocoma drummondii | ||
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name=Isocoma drummondii | name=Isocoma drummondii | ||
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|authority=(Torrey & A. Gray) Greene | |authority=(Torrey & A. Gray) Greene | ||
|rank=species | |rank=species | ||
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|publication year=1894 | |publication year=1894 | ||
|special status= | |special status= | ||
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|tribe=Asteraceae tribe Astereae | |tribe=Asteraceae tribe Astereae | ||
|genus=Isocoma | |genus=Isocoma | ||
Latest revision as of 19:58, 5 November 2020
Herbage glabrous, not resinous. Leaf blades narrowly oblong to oblanceolate-oblong, 13–50 mm, margins usually entire, sometimes distally toothed (shallow teeth in 1–3 pairs). Involucres (5.5–)6.5–8 × 4.5–5.5(–7) mm. Phyllary apices usually green, not aristate, usually strongly gland-dotted, without resin pockets. Florets (18–)22–34; corollas 5.8–7.5 mm. Cypsela ribs not forming hornlike extensions.
Phenology: Flowering (Mar–)May–Jul.
Habitat: Coastal habitats, often on beach dunes, sand or less commonly clay, brushy prairies, scrub woods, often with mesquite
Elevation: 0–20 m
Distribution
Tex., Mexico (Tamaulipas).
Discussion
Selected References
None.
Lower Taxa
None.