Illinois Natural History Survey - University of Illinois

Tanacetum vulgare
Golden buttons, Common tansy
Taxonomy

Synonyms:

Subspecific taxa:

Classification:

Other taxonomic & nomenclature sources: USDA Plants;  ITIS;  The Plant List;  IPNI

Images

   
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Species Distribution
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More about map & occurrence records

County Map Legend
Absent:
Not known from county
Medium confidence:
Medium or unknown confidence;
often old records or unverifiable observations
Medium-high confidence:
Often observations by expert botanists
High confidence:
Often vouchered herbarium records
Planted / introduced:
Native species introduced outside historic range,
or only in planted locations within county (e.g., restorations)
Historic / extirpated:
Only historic records for the species; likely extirpated
(Note that this category is not yet functional)

North American distribution maps for this species: FLNA;  USDA Plants;  BONAP;  BISON

Collections, Observations & Flowering by Month [?]

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F
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M
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A
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M
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J
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J
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A
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O
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N
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Collections & Observations by Decade [?]

Species Status

Status/Listing: No Information

Notes:

Origin: Europe

Species Description

General: Dicot-herb, perennial

Roots: adventitious, fibrous, rhizomes

Shoots: alternate leaf arrangment; simple leaf type; lobed (pinnately), parted (pinnately) leaf margin; Pinnate leaf venation; oblong, ovate leaf shape

Inflorescence: head

Flowers: perfect; 5 merous; complete, regular; yellow; epigynous ovary position

Fruit: achene

Physiology: autotrophic; C3 C02 fixation

Reproduction: sexual, vegetative

Ecology & Natural History

Habitat: Meadows, about old dwellings, prairie borders and fields, roadsides and railroads.

ILPIN Notes: Muenscher, W.C. 1975. Poisonous Plants of the United States. Harden, J.W. and J.M. Arena. 1974. Human Poisoning from Native and Cultivated Plants. Stephens, H.A. 1980. Poisonous Plants of Central United States. Leaves bi-pinnatifid, heads discoid. May not be an economic weed in our area. Naturalized from old gardens. Leaves and stems with oil, tanacetin, poisonous to humans and to lower animals. Too much oil or tea can be poisonous. Has been used as vermicide. Has been used as bitter seasoning in cakes and puddings and as a cooked vegetable. Cheese prepared with tangy extract before curds form. Also used to induce abortion or to sedate nerves, often with fatal results.

Functional Relationships:

  • Pollinators: insect
  • Dispersal:
  • Mycorrhizae:
  • N2 fixation:

Human Relationships:

  • Edibility [?] :
  • Showy Flowers:

Wildlife and Livestock Information:

  • Food Value:
  • Cover Value:

Coefficient of Conservatism (C-value) [?] :

  • Entire State:
  • Chicago Area:

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