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Ambrosia artemisiifolia

L. (1753)

This name is accepted

Kingdom: Viridiplantae Phylum: Magnoliophyta Class/Clade: Eudicot-Asterids Order: Asterales Family: Asteraceae Genus: Ambrosia

ambrosia, common ragweed

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Description

Key Characters:

Growth Form:

Stems:

Roots: Roots a tap root.

Leaves: Leaves simple. Alternate or opposite. Blades deltate, elliptic, lanceolate, or ovate Apex acute. Base attenuate or cuneate (wedge-shaped). Margins bipinnatifid, deeply lobed or dissected, pinnately lobed.

Flowers:

Fruit:

Ploidy:

Habitat:

Elevation Range:

Historical Distribution

Images

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Uses and Culture

USES

Natural History

Statewide Status

Naturalized

Island Status

O'ahu Not in flora
Molokai Not in flora
Maui Not in flora
Hawai'i Naturalized

Dispersal Agents


Pollinators

Bibliography

Name Published In: Sp. Pl.: 988 (1753)

Other References

Wagner et al. 1990:256 (O, Mo, M, H); Strother 2006b/Faccenda, Arthur, et al. 2025:159 (remove O, Mo, M [re-IDed as A. confertiflora], KEY)

Occurrences

SNo. Scientific Name Locality Habitat Basis of Record Recorded By Record Number Island Source Date
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