Cota tinctoria |
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golden marguerite, golden-chamomile, yellow chamomile |
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Leaves | 1–3(–5) cm, ultimate lobes narrowly oblong to spatulate or linear, ultimate margins entire or serrate (teeth apiculate). |
Ray laminae | yellow, 6–12+ mm. |
Disc corollas | 3.5–4 mm. |
Phyllaries | abaxial faces sericeous to arachnose, margins often ciliolate. |
Cypselae | 1.8–2.2 mm; pappi usually 2–2.5 mm. |
Paleae | 4–5 mm (including spinose tips). |
2n | = 18. |
Cota tinctoria |
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Phenology | Flowering Jul–Sep. |
Habitat | Disturbed sites, fields, roadsides |
Elevation | 10–600+ m (0–2000+ ft) |
Distribution |
AK; AR; CA; CT; IA; ID; IL; MA; MD; ME; MI; MN; MO; ND; NH; NJ; NY; OH; OR; PA; RI; SD; UT; VA; VT; WA; WI; WV; WY; AB; BC; MB; NB; NF; NS; ON; QC; SK; Europe; Asia [Introduced in North America]
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Source | FNA vol. 19, p. 547. |
Parent taxa | |
Synonyms | Anthemis tinctoria |
Name authority | (Linnaeus) J. Gay ex Gussone: Fl. Sicul. Syn. 2: 867. (1845) |
Web links |
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