Data sources

Each value Trefle shows for Poa nemoralis, 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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Sourced11 Differs from sources1 Source not recorded15 Not on the record5 Sources: TRY Plant Trait Database

Field	Shown	What the sources say
Core
Author	L.	No source recorded	Source not recorded
Bibliography	Sp. pl. 1:69. 1753	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	Wood bluegrass	No source recorded	Source not recorded
Observations	Subarctic & Temp. Northern Hemisphere, NW. Africa	No source recorded	Source not recorded
Morphology
Average height	47 cm	47 cm · TRY Plant Trait Database · Measured · 55 observations · 2026-10-09 TRY 7.0 datasets 25, 28, 45, 50, 86, 116, 161, 164, 174, 178, 500, 918, 925	Sourced
Biological type	hemicryptophyte	hemicryptophyte · TRY Plant Trait Database · Measured · 194 observations · 2026-10-09 TRY 7.0 datasets 4, 25, 71, 161, 164, 174, 175, 178, 220, 500, 918, 925	Sourced
Foliage texture	medium	medium · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09 TRY 7.0 datasets 4, 71	Sourced
Fruit shape	empty	nut · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 4	Not on the record
Growth form	Rhizomatous	No source recorded	Source not recorded
Growth habit	Graminoid	No source recorded	Source not recorded
Growth rate	Moderate	No source recorded	Source not recorded
Maximum height	75 cm	75 cm · TRY Plant Trait Database · Measured · 3 observations · 2026-10-09 TRY 7.0 datasets 25, 28, 45, 50, 86, 116, 161, 164, 174, 178, 500, 918, 925	Sourced
Sexuality	hermaphrodite	hermaphrodite · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09 TRY 7.0 datasets 4, 365	Sourced
Vegetable	false	No source recorded	Source not recorded
Phenology
Bloom months	feb, jun, aug	feb, jun, aug · TRY Plant Trait Database · Measured · 6 observations · 2026-10-09 TRY 7.0 datasets 4, 45, 174	Sourced
Duration	perennial	perennial · TRY Plant Trait Database · Measured · 131 observations · 2026-10-09 TRY 7.0 datasets 4, 25, 28, 71, 86, 164, 175, 178, 365, 432, 460, 818, 918, 925	Sourced
Ecology
Atmospheric humidity	7 / 9 · humid air	No source recorded	Source not recorded
Ground humidity	empty	5 / 12 · fresh, never flooded (mesohydric) · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 178	Not on the record
Light	5 / 9 · half-shade	5 / 9 · half-shade · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09 TRY 7.0 datasets 178, 489	Sourced
Nitrogen fixation	None	None · TRY Plant Trait Database · Measured · 3 observations · 2026-10-09 TRY 7.0 datasets 71, 445	Sourced
Ph maximum	pH 6.5	No source recorded	Source not recorded
Ph minimum	pH 5.5	No source recorded	Source not recorded
Soil nutriments	4 / 9 · rather poor (meso-oligotrophic)	5 / 9 · intermediate (mesotrophic) · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09 TRY 7.0 datasets 178, 242	Differs from sources
Soil salinity	0 / 9 · absent from saline soils	0 / 9 · absent from saline soils · TRY Plant Trait Database · Measured · 3 observations · 2026-10-09 TRY 7.0 datasets 178, 242, 489	Sourced
Cultivation
Minimum root depth	65 cm	65 cm · TRY Plant Trait Database · Measured · 3 observations · 2026-10-09 TRY 7.0 datasets 432, 818	Sourced
Usda legacy
C n ratio	empty	15.7 · TRY Plant Trait Database · Measured · 10 observations · 2026-10-09 TRY 7.0 datasets 50, 228, 412	Not on the record
Other
Soil ph indicator	—	6 · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09 TRY 7.0 datasets 178, 242	Not on the record
Temperature indicator	—	5 · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 489	Not on the record

Poa nemoralis L., 1753 45% complete

Wood bluegrass

.fa-secondary{opacity:.4} Data sources

Data sources