Data sources

Each value Trefle shows for Glycine max, 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 Differs from sources1 Source not recorded8 Not on the record8 Sources: TRY Plant Trait Database, Earlier Trefle data, POWO / WCVP (Kew)

Field	Shown	What the sources say
Core
Author	(L.) Merr.	(L.) Merr. · POWO / WCVP (Kew) · Reported · 2026-10-11	Sourced
Bibliography	Interpr. Herb. amboin. 274. 1917	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	1917	No source recorded	Source not recorded
Descriptive
Common name	Soya	No source recorded	Source not recorded
Observations	Russian Far East to China and Temp. E. Asia	No source recorded	Source not recorded
Morphology
Average height	23 cm	22.5 cm · TRY Plant Trait Database · Measured · 27 observations · 2026-10-09 TRY 7.0 datasets 28, 92, 116, 251, 424, 500, 818, 898, 918	Differs from sources
Biological type	therophyte	therophyte · TRY Plant Trait Database · Measured · 4 observations · 2026-10-09 TRY 7.0 datasets 350, 500, 918	Sourced
Flower color	blue	blue · Earlier Trefle data · Reported · 2026-10-19 value present before provenance tracking (2022 import), no source recorded	Sourced
Flower conspicuous	true	true · Earlier Trefle data · Reported · 2026-10-19 value present before provenance tracking (2022 import), no source recorded	Sourced
Foliage color	empty	green · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 92	Not on the record
Foliage texture	coarse	coarse · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 92	Sourced
Fruit color	empty	brown · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 92	Not on the record
Fruit conspicuous	false	No source recorded	Source not recorded
Fruit shape	legume	legume · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09 TRY 7.0 datasets 350, 882	Sourced
Growth form	Single Crown	Single Crown · Earlier Trefle data · Reported · 2026-10-19 value present before provenance tracking (2022 import), no source recorded	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
Growth rate	Rapid	Rapid · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 92	Sourced
Inflorescence type	empty	raceme · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 350	Not on the record
Vegetable	true	true · Earlier Trefle data · Reported · 2026-10-19 value present before provenance tracking (2022 import), no source recorded	Sourced
Phenology
Duration	annual	annual · TRY Plant Trait Database · Measured · 29 observations · 2026-10-09 TRY 7.0 datasets 25, 28, 92, 110, 424, 460, 818, 882, 918	Sourced
Ecology
Nitrogen fixation	High	High · TRY Plant Trait Database · Measured · 31 observations · 2026-10-09 TRY 7.0 datasets 67, 71, 92, 110, 444, 445, 822	Sourced
Ph maximum	pH 7.8	pH 7.8 · Earlier Trefle data · Reported · 2026-10-19 value present before provenance tracking (2022 import), no source recorded	Sourced
Ph minimum	pH 5.5	pH 5.5 · Earlier Trefle data · Reported · 2026-10-19 value present before provenance tracking (2022 import), no source recorded	Sourced
Cultivation
Minimum root depth	63 cm	63 cm · TRY Plant Trait Database · Measured · 5 observations · 2026-10-09 TRY 7.0 datasets 92, 818	Sourced
Usda legacy
C n ratio	empty	8.6 · TRY Plant Trait Database · Measured · 20 observations · 2026-10-09 TRY 7.0 datasets 424	Not on the record
Other
Human usage type	—	berries_nuts_seeds · 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

Glycine max (L.) Merr., 1917 35% complete

Soya

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Data sources