Data sources

Each value Trefle shows for Amaranthus powellii, 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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Sourced12 Source not recorded9 Not on the record5 Sources: TRY Plant Trait Database, Earlier Trefle data

Field	Shown	What the sources say
Core
Author	S.Watson	No source recorded	Source not recorded
Bibliography	Proc. Amer. Acad. Arts 10: 347 (1875)	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	1875	No source recorded	Source not recorded
Descriptive
Common name	Powell's amaranth	No source recorded	Source not recorded
Observations	SW. & SC. U.S.A. to Mexico	No source recorded	Source not recorded
Morphology
Average height	100 cm	100 cm · TRY Plant Trait Database · Measured · 3 observations · 2026-10-09 TRY 7.0 datasets 25, 203, 500, 882 2 earlier or rejected values Superseded 100 cm · TRY Plant Trait Database · Measured · 3 observations · 2026-10-09 TRY 7.0 datasets 25, 203, 500, 882 Superseded 100 cm · TRY Plant Trait Database · Measured · 3 observations · 2026-09-17 TRY 7.0 datasets 25, 203, 500, 882	Sourced
Biological type	therophyte	therophyte · TRY Plant Trait Database · Measured · 7 observations · 2026-10-09 TRY 7.0 datasets 4, 25, 71, 203, 500, 918 2 earlier or rejected values Superseded therophyte · TRY Plant Trait Database · Measured · 7 observations · 2026-10-09 TRY 7.0 datasets 4, 25, 71, 203, 500, 918 Superseded therophyte · TRY Plant Trait Database · Measured · 7 observations · 2026-09-17 TRY 7.0 datasets 4, 25, 71, 203, 500, 918	Sourced
Flower color	green	green · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09 TRY 7.0 datasets 4 2 earlier or rejected values Superseded green · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09 TRY 7.0 datasets 4 Superseded green · TRY Plant Trait Database · Measured · 2 observations · 2026-09-17 TRY 7.0 datasets 4	Sourced
Foliage texture	empty	medium · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 4 2 earlier or rejected values Superseded medium · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 4 Superseded medium · TRY Plant Trait Database · Measured · 1 observation · 2026-09-17 TRY 7.0 datasets 4	Not on the record
Fruit shape	utricle	utricle · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09 TRY 7.0 datasets 4, 882 2 earlier or rejected values Superseded utricle · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09 TRY 7.0 datasets 4, 882 Superseded utricle · TRY Plant Trait Database · Measured · 2 observations · 2026-09-17 TRY 7.0 datasets 4, 882	Sourced
Growth habit	Forb/herb	Forb/herb · Earlier Trefle data · Reported · 2026-10-19 value present before provenance tracking (2022 import), no source recorded	Sourced
Maximum height	130 cm	130 cm · TRY Plant Trait Database · Measured · 3 observations · 2026-10-09 TRY 7.0 datasets 25, 203, 500, 882 2 earlier or rejected values Superseded 130 cm · TRY Plant Trait Database · Measured · 3 observations · 2026-10-09 TRY 7.0 datasets 25, 203, 500, 882 Superseded 130 cm · TRY Plant Trait Database · Measured · 3 observations · 2026-09-17 TRY 7.0 datasets 25, 203, 500, 882	Sourced
Sexuality	monoecious	monoecious · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09 TRY 7.0 datasets 4, 365 2 earlier or rejected values Superseded monoecious · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09 TRY 7.0 datasets 4, 365 Superseded monoecious · TRY Plant Trait Database · Measured · 2 observations · 2026-09-17 TRY 7.0 datasets 4, 365	Sourced
Vegetable	false	No source recorded	Source not recorded
Phenology
Bloom months	jul	jul · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09 TRY 7.0 datasets 4, 203 2 earlier or rejected values Superseded jul · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09 TRY 7.0 datasets 4, 203 Superseded jul · TRY Plant Trait Database · Measured · 2 observations · 2026-09-17 TRY 7.0 datasets 4, 203	Sourced
Duration	annual	annual · TRY Plant Trait Database · Measured · 10 observations · 2026-10-09 TRY 7.0 datasets 4, 25, 110, 203, 882, 918 2 earlier or rejected values Superseded annual · TRY Plant Trait Database · Measured · 10 observations · 2026-10-09 TRY 7.0 datasets 4, 25, 110, 203, 882, 918 Superseded annual · TRY Plant Trait Database · Measured · 10 observations · 2026-09-17 TRY 7.0 datasets 4, 25, 110, 203, 882, 918	Sourced
Ecology
Ground humidity	5 / 12 · fresh, never flooded (mesohydric)	5 / 12 · fresh, never flooded (mesohydric) · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09 TRY 7.0 datasets 203, 242 2 earlier or rejected values Superseded 5 / 12 · fresh, never flooded (mesohydric) · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09 TRY 7.0 datasets 203, 242 Superseded 5 / 12 · fresh, never flooded (mesohydric) · TRY Plant Trait Database · Measured · 2 observations · 2026-09-17 TRY 7.0 datasets 203, 242	Sourced
Light	empty	8 / 9 · light · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 489 2 earlier or rejected values Superseded 8 / 9 · light · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 489 Superseded 8 / 9 · light · 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 · 4 observations · 2026-10-09 TRY 7.0 datasets 71, 110, 444 2 earlier or rejected values Superseded None · TRY Plant Trait Database · Measured · 4 observations · 2026-10-09 TRY 7.0 datasets 71, 110, 444 Superseded None · TRY Plant Trait Database · Measured · 4 observations · 2026-09-17 TRY 7.0 datasets 71, 110, 444	Sourced
Soil nutriments	7 / 9 · rich (eutrophic)	7 / 9 · rich (eutrophic) · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09 TRY 7.0 datasets 242, 489 2 earlier or rejected values Superseded 7 / 9 · rich (eutrophic) · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09 TRY 7.0 datasets 242, 489 Superseded 7 / 9 · rich (eutrophic) · TRY Plant Trait Database · Measured · 2 observations · 2026-09-17 TRY 7.0 datasets 242, 489	Sourced
Soil salinity	empty	1 / 9 · barely saline (hyperoligohaline) · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 242 2 earlier or rejected values Superseded 1 / 9 · barely saline (hyperoligohaline) · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 242 Superseded 1 / 9 · barely saline (hyperoligohaline) · TRY Plant Trait Database · Measured · 1 observation · 2026-09-17 TRY 7.0 datasets 242	Not on the record
Other
Soil ph indicator	—	7 · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 489 2 earlier or rejected values Superseded 7 · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 489 Superseded 7 · TRY Plant Trait Database · Measured · 1 observation · 2026-09-17 TRY 7.0 datasets 489	Not on the record
Temperature indicator	—	7 · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 242 2 earlier or rejected values Superseded 7 · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 242 Superseded 7 · TRY Plant Trait Database · Measured · 1 observation · 2026-09-17 TRY 7.0 datasets 242	Not on the record

Amaranthus powellii S.Watson, 1875 33% complete

Powell's amaranth

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Data sources