Ambrosia artemisiifolia L., 1753 27% complete

Roman-wormwood

(1753). Sp. Pl. 2

Data sources

Each value Trefle shows for Ambrosia artemisiifolia, with what every source says about it. When sources disagree, the strongest source is shown (how sources are ranked). Values imported before sources were recorded one by one are marked Source not recorded.

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Sourced8 Differs from sources1 Source not recorded9 Not on the record8 Sources: TRY Plant Trait Database
Field Shown What the sources say
Core
Author L. No source recorded
Source not recorded
Bibliography (1753). Sp. Pl. 2 No source recorded
Source not recorded
Phylum Tracheophyta No source recorded
Source not recorded
Rank species No source recorded
Source not recorded
Status accepted No source recorded
Source not recorded
Year 1753 No source recorded
Source not recorded
Descriptive
Common name Roman-wormwood No source recorded
Source not recorded
Family common name Aster family No source recorded
Source not recorded
Observations Subarctic America to U.S.A. No source recorded
Source not recorded
Morphology
Average height 38 cm
  • 38 cm · TRY Plant Trait Database · Measured · 130 observations · 2026-10-09
    TRY 7.0 datasets 7, 25, 28, 66, 164, 251, 327, 335, 353, 415, 500, 708, 728, 818, 853, 866, 882, 918, 925, 926
2 earlier or rejected values
  • Superseded 38 cm · TRY Plant Trait Database · Measured · 130 observations · 2026-10-09
    TRY 7.0 datasets 7, 25, 28, 66, 164, 251, 327, 335, 353, 415, 500, 708, 728, 818, 853, 866, 882, 918, 925, 926
  • Superseded 38 cm · TRY Plant Trait Database · Measured · 130 observations · 2026-09-17
    TRY 7.0 datasets 7, 25, 28, 66, 164, 251, 327, 335, 353, 415, 500, 708, 728, 818, 853, 866, 882, 918, 925, 926
Sourced
Biological type therophyte
  • therophyte · TRY Plant Trait Database · Measured · 229 observations · 2026-10-09
    TRY 7.0 datasets 4, 25, 71, 164, 500, 918, 925
2 earlier or rejected values
  • Superseded therophyte · TRY Plant Trait Database · Measured · 229 observations · 2026-10-09
    TRY 7.0 datasets 4, 25, 71, 164, 500, 918, 925
  • Superseded therophyte · TRY Plant Trait Database · Measured · 229 observations · 2026-09-17
    TRY 7.0 datasets 4, 25, 71, 164, 500, 918, 925
Sourced
Flower color yellow, green
2 earlier or rejected values
  • Superseded green, yellow · TRY Plant Trait Database · Measured · 3 observations · 2026-10-09
    TRY 7.0 datasets 4, 882
  • Superseded green, yellow · TRY Plant Trait Database · Measured · 3 observations · 2026-09-17
    TRY 7.0 datasets 4, 882
Sourced
Foliage texture empty
2 earlier or rejected values
Not on the record
Fruit shape achene
2 earlier or rejected values
Sourced
Maximum height 149 cm
  • 148.5 cm · TRY Plant Trait Database · Measured · 4 observations · 2026-10-09
    TRY 7.0 datasets 7, 25, 28, 66, 164, 251, 327, 335, 353, 415, 500, 708, 728, 818, 853, 866, 882, 918, 925, 926
2 earlier or rejected values
  • Superseded 148.5 cm · TRY Plant Trait Database · Measured · 4 observations · 2026-10-09
    TRY 7.0 datasets 7, 25, 28, 66, 164, 251, 327, 335, 353, 415, 500, 708, 728, 818, 853, 866, 882, 918, 925, 926
  • Superseded 148.5 cm · TRY Plant Trait Database · Measured · 4 observations · 2026-09-17
    TRY 7.0 datasets 7, 25, 28, 66, 164, 251, 327, 335, 353, 415, 500, 708, 728, 818, 853, 866, 882, 918, 925, 926
Differs from sources
Phenology
Bloom months jul, aug
2 earlier or rejected values
  • Superseded jul, aug · TRY Plant Trait Database · Measured · 54 observations · 2026-10-09
    TRY 7.0 datasets 4, 163, 415
  • Superseded jul, aug · TRY Plant Trait Database · Measured · 54 observations · 2026-09-17
    TRY 7.0 datasets 4, 163, 415
Sourced
Duration annual
  • annual · TRY Plant Trait Database · Measured · 236 observations · 2026-10-09
    TRY 7.0 datasets 4, 7, 25, 110, 164, 460, 818, 882, 918, 925
2 earlier or rejected values
  • Superseded annual · TRY Plant Trait Database · Measured · 236 observations · 2026-10-09
    TRY 7.0 datasets 4, 7, 25, 110, 164, 460, 818, 882, 918, 925
  • Superseded annual · TRY Plant Trait Database · Measured · 236 observations · 2026-09-17
    TRY 7.0 datasets 4, 7, 25, 110, 164, 460, 818, 882, 918, 925
Sourced
Ecology
Ground humidity empty
  • 4 / 12 · moderately dry (meso-xerophilous) · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09
    TRY 7.0 datasets 242
2 earlier or rejected values
  • Superseded 4 / 12 · moderately dry (meso-xerophilous) · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09
    TRY 7.0 datasets 242
  • Superseded 4 / 12 · moderately dry (meso-xerophilous) · TRY Plant Trait Database · Measured · 1 observation · 2026-09-17
    TRY 7.0 datasets 242
Not on the record
Light empty
2 earlier or rejected values
  • Superseded 9 / 9 · full sun · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09
    TRY 7.0 datasets 489
  • Superseded 9 / 9 · full sun · TRY Plant Trait Database · Measured · 1 observation · 2026-09-17
    TRY 7.0 datasets 489
Not on the record
Nitrogen fixation None
  • None · TRY Plant Trait Database · Measured · 9 observations · 2026-10-09
    TRY 7.0 datasets 20, 57, 71, 96, 110, 444, 445, 822
2 earlier or rejected values
  • Superseded None · TRY Plant Trait Database · Measured · 9 observations · 2026-10-09
    TRY 7.0 datasets 20, 57, 71, 96, 110, 444, 445, 822
  • Superseded None · TRY Plant Trait Database · Measured · 9 observations · 2026-09-17
    TRY 7.0 datasets 20, 57, 71, 96, 110, 444, 445, 822
Sourced
Soil nutriments empty
  • 6 / 9 · rather rich (meso-eutrophic) · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09
    TRY 7.0 datasets 242
2 earlier or rejected values
  • Superseded 6 / 9 · rather rich (meso-eutrophic) · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09
    TRY 7.0 datasets 242
  • Superseded 6 / 9 · rather rich (meso-eutrophic) · TRY Plant Trait Database · Measured · 1 observation · 2026-09-17
    TRY 7.0 datasets 242
Not on the record
Soil salinity 1 / 9 · barely saline (hyperoligohaline)
  • 1 / 9 · barely saline (hyperoligohaline) · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09
    TRY 7.0 datasets 242, 489
2 earlier or rejected values
  • Superseded 1 / 9 · barely saline (hyperoligohaline) · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09
    TRY 7.0 datasets 242, 489
  • Superseded 1 / 9 · barely saline (hyperoligohaline) · TRY Plant Trait Database · Measured · 2 observations · 2026-09-17
    TRY 7.0 datasets 242, 489
Sourced
Cultivation
Minimum root depth empty
2 earlier or rejected values
Not on the record
Usda legacy
C n ratio empty
2 earlier or rejected values
Not on the record
Other
Soil ph indicator —
2 earlier or rejected values
Not on the record
Temperature indicator —
2 earlier or rejected values
Not on the record