Data sources

Each value Trefle shows for Sorghastrum nutans, 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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Sourced15 Source not recorded11 Not on the record7 Sources: TRY Plant Trait Database, Earlier Trefle data

Field	Shown	What the sources say
Core
Author	(L.) Nash	No source recorded	Source not recorded
Bibliography	J.K.Small, Fl. S.E. U.S.: 66 (1903)	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	1903	No source recorded	Source not recorded
Descriptive
Common name	Wood grass	No source recorded	Source not recorded
Observations	N. & C. America	No source recorded	Source not recorded
Morphology
Average height	66 cm	66 cm · TRY Plant Trait Database · Measured · 223 observations · 2026-10-09 TRY 7.0 datasets 7, 28, 66, 92, 309, 335, 415, 569, 664, 756, 818, 853, 866, 882, 925	Sourced
Biological type	geophyte	geophyte · TRY Plant Trait Database · Measured · 211 observations · 2026-10-09 TRY 7.0 datasets 925	Sourced
Flower color	yellow	yellow · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 92	Sourced
Flower conspicuous	false	No source recorded	Source not recorded
Foliage color	green	green · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 92	Sourced
Foliage texture	coarse	coarse · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 92	Sourced
Fruit color	brown	brown · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 92	Sourced
Fruit conspicuous	false	No source recorded	Source not recorded
Fruit shape	empty	caryopsis · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 882	Not on the record
Growth form	Bunch	Bunch · Earlier Trefle data · Reported · 2026-10-19 value present before provenance tracking (2022 import), no source recorded	Sourced
Growth habit	Graminoid	Graminoid · Earlier Trefle data · Reported · 2026-10-19 value present before provenance tracking (2022 import), no source recorded	Sourced
Growth rate	Moderate	Moderate · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 92	Sourced
Maximum height	empty	130 cm · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 7, 28, 66, 92, 309, 335, 415, 569, 664, 756, 818, 853, 866, 882, 925	Not on the record
Vegetable	false	No source recorded	Source not recorded
Phenology
Bloom months	jul, aug, sep	jul, aug, sep · TRY Plant Trait Database · Measured · 54 observations · 2026-10-09 TRY 7.0 datasets 66, 163, 415	Sourced
Duration	annual, perennial	annual, perennial · TRY Plant Trait Database · Measured · 223 observations · 2026-10-09 TRY 7.0 datasets 7, 28, 66, 92, 110, 460, 818, 882, 925	Sourced
Ecology
Nitrogen fixation	None	None · TRY Plant Trait Database · Measured · 25 observations · 2026-10-09 TRY 7.0 datasets 20, 57, 66, 96, 130, 444, 445	Sourced
Ph maximum	pH 7.5	pH 7.5 · Earlier Trefle data · Reported · 2026-10-19 value present before provenance tracking (2022 import), no source recorded	Sourced
Ph minimum	pH 5	pH 5 · Earlier Trefle data · Reported · 2026-10-19 value present before provenance tracking (2022 import), no source recorded	Sourced
Cultivation
Minimum root depth	149 cm	149 cm · TRY Plant Trait Database · Measured · 3 observations · 2026-10-09 TRY 7.0 datasets 92, 818	Sourced
Usda legacy
C n ratio	empty	33.4 · TRY Plant Trait Database · Measured · 57 observations · 2026-10-09 TRY 7.0 datasets 70, 412, 570	Not on the record
Other
Human usage type	—	fodder · TRY Plant Trait Database · Reported · 1 observation · 2026-10-09 TRY 7.0 datasets 92	Not on the record
Propagation method	—	seed · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 92	Not on the record
Salt tolerance	—	Medium · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 92	Not on the record
Shade tolerance	—	None · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 92	Not on the record

Sorghastrum nutans (L.) Nash, 1903 43% complete

Wood grass

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Data sources