Data sources

Each value Trefle shows for Agrostis hallii, 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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Sourced2 Source not recorded9 Not on the record1 Sources: TRY Plant Trait Database, Earlier Trefle data

Field	Shown	What the sources say
Core
Author	Vasey	No source recorded	Source not recorded
Bibliography	Contr. U.S. Natl. Herb. 3: 74 (1892)	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	1892	No source recorded	Source not recorded
Descriptive
Common name	Hall's bentgrass	No source recorded	Source not recorded
Observations	W. U.S.A.	No source recorded	Source not recorded
Morphology
Growth habit	Graminoid	Graminoid · Earlier Trefle data · Reported · 2026-10-19 value present before provenance tracking (2022 import), no source recorded	Sourced
Vegetable	false	No source recorded	Source not recorded
Phenology
Duration	perennial	perennial · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09 TRY 7.0 datasets 432, 818	Sourced
Cultivation
Minimum root depth	empty	70 cm · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 432	Not on the record

Agrostis hallii Vasey, 1892 12% complete

Hall's bentgrass

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

Data sources