Data sources

Each value Trefle shows for Polystichum braunii, 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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Sourced6 Differs from sources2 Source not recorded13 Not on the record5 Sources: TRY Plant Trait Database

Field	Shown	What the sources say
Core
Author	(Spenn.) Fée	No source recorded	Source not recorded
Bibliography	Mém. Foug., 5. Gen. Filic.: 278 (1852)	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	1852	No source recorded	Source not recorded
Descriptive
Common name	Braun's hollyfern	No source recorded	Source not recorded
Observations	Temp. Northern Hemisphere	No source recorded	Source not recorded
Morphology
Average height	58 cm	57.5 cm · TRY Plant Trait Database · Measured · 4 observations · 2026-10-09 TRY 7.0 datasets 25, 164, 500, 918	Differs from sources
Biological type	hemicryptophyte	hemicryptophyte · TRY Plant Trait Database · Measured · 6 observations · 2026-10-09 TRY 7.0 datasets 4, 71, 164, 500, 918	Sourced
Foliage color	green	green · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09 TRY 7.0 datasets 879	Sourced
Growth habit	Forb/herb	No source recorded	Source not recorded
Maximum height	70 cm	70 cm · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09 TRY 7.0 datasets 25, 164, 500, 918	Sourced
Sexuality	empty	hermaphrodite · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 4	Not on the record
Vegetable	false	No source recorded	Source not recorded
Phenology
Duration	perennial	perennial · TRY Plant Trait Database · Measured · 4 observations · 2026-10-09 TRY 7.0 datasets 4, 164, 879, 918	Sourced
Ecology
Atmospheric humidity	8 / 9 · very humid air	No source recorded	Source not recorded
Ground humidity	empty	6 / 12 · moist (meso-hygrophilous) · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 242	Not on the record
Light	3 / 9 · shade	3 / 9 · shade · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 489	Sourced
Nitrogen fixation	empty	None · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 71	Not on the record
Ph maximum	pH 6.5	No source recorded	Source not recorded
Ph minimum	pH 5.5	No source recorded	Source not recorded
Soil nutriments	6 / 9 · rather rich (meso-eutrophic)	7 / 9 · rich (eutrophic) · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 242	Differs from sources
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
Other
Soil ph indicator	—	6 · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 242	Not on the record
Temperature indicator	—	4 · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 242	Not on the record

Polystichum braunii (Spenn.) Fée, 1852 33% complete

Braun's hollyfern

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Data sources