Data sources

Each value Trefle shows for Prunella grandiflora, 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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Sourced9 Differs from sources3 Source not recorded10 Not on the record6 Sources: TRY Plant Trait Database, POWO / WCVP (Kew)

Field	Shown	What the sources say
Core
Author	(L.) Turra	(L.) Turra · POWO / WCVP (Kew) · Reported · 2026-10-11	Sourced
Bibliography	Giorn. Italia Sci. Nat. 1:144. 1764	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	1764	No source recorded	Source not recorded
Descriptive
Common name	Large selfheal	No source recorded	Source not recorded
Observations	Europe to Caucasus	No source recorded	Source not recorded
Morphology
Average height	20 cm	19.5 cm · TRY Plant Trait Database · Measured · 17 observations · 2026-10-09 TRY 7.0 datasets 25, 45, 76, 115, 116, 164, 192, 203, 251, 310, 729, 818, 898, 918	Differs from sources
Biological type	hemicryptophyte	hemicryptophyte · TRY Plant Trait Database · Measured · 8 observations · 2026-10-09 TRY 7.0 datasets 4, 25, 71, 164, 203, 500, 918	Sourced
Flower color	blue	purple · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09 TRY 7.0 datasets 4	Differs from sources
Foliage texture	empty	medium · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 4	Not on the record
Fruit shape	empty	legume · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 4	Not on the record
Maximum height	25 cm	25 cm · TRY Plant Trait Database · Measured · 3 observations · 2026-10-09 TRY 7.0 datasets 25, 45, 76, 115, 116, 164, 192, 203, 251, 310, 729, 818, 898, 918	Sourced
Vegetable	false	No source recorded	Source not recorded
Phenology
Bloom months	jun, jul	jun, jul · TRY Plant Trait Database · Measured · 5 observations · 2026-10-09 TRY 7.0 datasets 4, 45, 115, 203	Sourced
Duration	perennial	perennial · TRY Plant Trait Database · Measured · 8 observations · 2026-10-09 TRY 7.0 datasets 4, 25, 71, 164, 203, 460, 818, 918	Sourced
Ecology
Ground humidity	empty	3 / 12 · rather dry (xerophilous) · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 242	Not on the record
Light	8 / 9 · light	7 / 9 · half-light to light · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 489	Differs from sources
Nitrogen fixation	None	None · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09 TRY 7.0 datasets 71, 445	Sourced
Ph maximum	pH 8	No source recorded	Source not recorded
Ph minimum	pH 7.5	No source recorded	Source not recorded
Soil nutriments	3 / 9 · poor (oligotrophic)	3 / 9 · poor (oligotrophic) · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 242	Sourced
Soil salinity	0 / 9 · absent from saline soils	0 / 9 · absent from saline soils · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09 TRY 7.0 datasets 242, 489	Sourced
Cultivation
Minimum root depth	60 cm	60 cm · TRY Plant Trait Database · Measured · 3 observations · 2026-10-09 TRY 7.0 datasets 192, 818	Sourced
Usda legacy
C n ratio	empty	23.2 · TRY Plant Trait Database · Measured · 5 observations · 2026-10-09 TRY 7.0 datasets 76, 228, 412	Not on the record
Other
Soil ph indicator	—	8 · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 203	Not on the record
Temperature indicator	—	6 · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09 TRY 7.0 datasets 203, 489	Not on the record

Prunella grandiflora (L.) Turra, 1764 35% complete

Large selfheal

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

Data sources