Illinois Natural History Survey - University of Illinois

Artemisia annua
Sweet wormwood, Annual wormwood, Sweet sagewort
Taxonomy

Synonyms:

Subspecific taxa:

Classification:

Other taxonomic & nomenclature sources: USDA PlantsITISThe Plant ListIPNI

Species Distribution
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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: FLNAUSDA PlantsBONAPBISON

Collection & Observation Phenology [?]

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F
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M
0
A
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M
0
J
0
J
0
A
0
S
0
O
0
N
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D
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Collection & Observation Timeline [?]

Species Status

Status/Listing: No Information

Notes:

Origin: Europe

Species Description

General: Dicot-herb, annual

Roots: primary

Shoots: alternate leaf arrangment; simple leaf type; serrate, lobed (pinnately), parted (pinnately) leaf margin; Pinnate leaf venation; awl-shaped, linear, oblong, lanceolate leaf shape

Inflorescence: panicle, head

Flowers: perfect, unisexual, monoecious; incomplete, regular; epigynous ovary position

Fruit: achene

Physiology: autotrophic

Ecology & Natural History

Habitat: Dwellings; barnyards; farm lots; low and alluvial ground in rich fallow fields; borders of woods; mudflats along streams and ponds; waste ground; roadsides; railroads. A favorite habitat is in alleys of older cities.

ILPIN Notes: An economic weed in western states-PIN. Florets all fertile, the outer pistillate. Naturalized. Leaves green, glabrous, greatly dissected (50+ divisions per leaf); sweet- scented when bruised.

Functional Relationships:

  • Pollinators insects (wind)

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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