Data sources

Each value Trefle shows for Phragmites australis subsp. australis, 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.

Something wrong? Suggest a correction.

Sourced11 Differs from sources1 Source not recorded6 Not on the record2 Sources: TRY Plant Trait Database, Earlier Trefle data

Field	Shown	What the sources say
Core
Author	empty	No source recorded 1 earlier or rejected value Rejected Trin. ex Steud. (Cav.) · Earlier Trefle data · Reported · 2026-10-19 autonym: no authorship under the Code	Not on the record
Bibliography	Nomencl. Bot., ed. 2, 2: 324 (1841)	No source recorded	Source not recorded
Rank	ssp	No source recorded	Source not recorded
Status	accepted	No source recorded	Source not recorded
Year	1841	No source recorded	Source not recorded
Descriptive
Observations	Temp. & Subtrop. Old World to Trop. Mts.	No source recorded	Source not recorded
Morphology
Average height	100 cm	100 cm · TRY Plant Trait Database · Measured · 3 observations · 2026-10-09 TRY 7.0 datasets 28, 236, 436	Sourced
Foliage color	green	green · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09 TRY 7.0 datasets 236	Sourced
Foliage texture	coarse	fine · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 236	Differs from sources
Fruit conspicuous	true	true · Earlier Trefle data · Reported · 2026-10-19 value present before provenance tracking (2022 import), no source recorded	Sourced
Growth form	Rhizomatous	Rhizomatous · 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	Rapid	Rapid · Earlier Trefle data · Reported · 2026-10-19 value present before provenance tracking (2022 import), no source recorded	Sourced
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 110, 236, 432	Sourced
Ecology
Nitrogen fixation	None	None · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09 TRY 7.0 datasets 71, 89	Sourced
Ph maximum	pH 8.7	pH 8.7 · Earlier Trefle data · Reported · 2026-10-19 value present before provenance tracking (2022 import), no source recorded	Sourced
Ph minimum	pH 4.5	pH 4.5 · Earlier Trefle data · Reported · 2026-10-19 value present before provenance tracking (2022 import), no source recorded	Sourced
Cultivation
Minimum root depth	49 cm	49 cm · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09 TRY 7.0 datasets 432, 898	Sourced
Usda legacy
C n ratio	empty	28.2 · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 412	Not on the record

Phragmites australis subsp. australis 1841 29% complete

No common name

Data sources

Phragmites australis subsp. australis 1841 29% complete

No common name

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

Data sources