Data sources

Each value Trefle shows for Poa infirma, 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 Source not recorded16 Not on the record3 Sources: TRY Plant Trait Database

Field	Shown	What the sources say
Core
Author	Kunth	No source recorded	Source not recorded
Bibliography	F.W.H.von Humboldt, A.J.A.Bonpland & C.S.Kunth, Nov. Gen. Sp. 1: 158 (1816)	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	1816	No source recorded	Source not recorded
Descriptive
Common name	Early meadow grass	No source recorded	Source not recorded
Observations	Canary Is., W. Europe to Medit. and C. & S. China	No source recorded	Source not recorded
Morphology
Average height	20 cm	20 cm · TRY Plant Trait Database · Measured · 3 observations · 2026-10-09 TRY 7.0 datasets 174, 178, 882, 918	Sourced
Biological type	therophyte	therophyte · TRY Plant Trait Database · Measured · 7 observations · 2026-10-09 TRY 7.0 datasets 174, 175, 178, 882, 918	Sourced
Foliage texture	fine	No source recorded	Source not recorded
Fruit shape	caryopsis	caryopsis · TRY Plant Trait Database · Measured · 5 observations · 2026-10-09 TRY 7.0 datasets 882	Sourced
Growth form	Bunch	No source recorded	Source not recorded
Growth habit	Graminoid	No source recorded	Source not recorded
Growth rate	Rapid	No source recorded	Source not recorded
Maximum height	20 cm	20 cm · TRY Plant Trait Database · Measured · 3 observations · 2026-10-09 TRY 7.0 datasets 174, 178, 882, 918	Sourced
Vegetable	false	No source recorded	Source not recorded
Phenology
Duration	annual	annual · TRY Plant Trait Database · Measured · 9 observations · 2026-10-09 TRY 7.0 datasets 175, 178, 365, 882, 918	Sourced
Ecology
Atmospheric humidity	3 / 9 · rather dry air	No source recorded	Source not recorded
Ground humidity	empty	4 / 12 · moderately dry (meso-xerophilous) · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 178	Not on the record
Light	8 / 9 · light	8 / 9 · light · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 178	Sourced
Ph maximum	pH 7.5	No source recorded	Source not recorded
Ph minimum	pH 7	No source recorded	Source not recorded
Soil nutriments	5 / 9 · intermediate (mesotrophic)	5 / 9 · intermediate (mesotrophic) · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 178	Sourced
Soil salinity	0 / 9 · absent from saline soils	0 / 9 · absent from saline soils · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 178	Sourced
Other
Propagation method	—	seed · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 174	Not on the record
Soil ph indicator	—	5 · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 178	Not on the record

Poa infirma Kunth, 1816 39% complete

Early meadow grass

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Data sources