Data sources

Each value Trefle shows for Cystopteris fragilis subsp. fragilis, 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 recorded6 Not on the record4 Sources: TRY Plant Trait Database

Field	Shown	What the sources say
Core
Author	empty	No source recorded 1 earlier or rejected value Rejected Rivas Mart., T.E.Díaz, Fern.Prieto, Loidi & Penas · Earlier Trefle data · Reported · 2026-10-19 autonym: no authorship under the Code	Not on the record
Bibliography	Neues J. Bot. 1(2): 26 (1805)	No source recorded	Source not recorded
Rank	ssp	No source recorded	Source not recorded
Status	accepted	No source recorded	Source not recorded
Year	1805	No source recorded	Source not recorded
Descriptive
Observations	Cosmopolitan	No source recorded	Source not recorded
Morphology
Average height	21 cm	21 cm · TRY Plant Trait Database · Measured · 5 observations · 2026-10-09 TRY 7.0 datasets 200	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
Ecology
Nitrogen fixation	empty	None · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 882	Not on the record
Cultivation
Minimum root depth	empty	19 cm · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 432	Not on the record
Other
Halophyte status	—	None · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 882	Not on the record

Cystopteris fragilis subsp. fragilis 1805 8% complete

No common name

Data sources

Cystopteris fragilis subsp. fragilis 1805 8% complete

No common name

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

Data sources