Data sources

Each value Trefle shows for Arum italicum, 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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Sourced8 Differs from sources3 Source not recorded13 Not on the record5 Sources: TRY Plant Trait Database

Field	Shown	What the sources say
Core
Author	Mill.	No source recorded	Source not recorded
Bibliography	Gard. Dict. ed. 8: n.º 2 (1768)	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	1768	No source recorded	Source not recorded
Descriptive
Common name	Italian arum	No source recorded	Source not recorded
Observations	Macaronesia, W. Europe to Iraq	No source recorded	Source not recorded
Morphology
Average height	20 cm	20 cm · TRY Plant Trait Database · Measured · 3 observations · 2026-10-09 TRY 7.0 datasets 116, 164, 174, 175, 178, 882	Sourced
Biological type	geophyte	geophyte · TRY Plant Trait Database · Measured · 5 observations · 2026-10-09 TRY 7.0 datasets 164, 174, 175, 178	Sourced
Flower color	white	green, orange, white, yellow · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 882	Differs from sources
Fruit color	empty	red · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 882	Not on the record
Fruit shape	berry	berry · TRY Plant Trait Database · Measured · 3 observations · 2026-10-09 TRY 7.0 datasets 882	Sourced
Growth habit	Forb/herb	No source recorded	Source not recorded
Maximum height	50 cm	50 cm · TRY Plant Trait Database · Measured · 5 observations · 2026-10-09 TRY 7.0 datasets 116, 164, 174, 175, 178, 882	Sourced
Vegetable	false	No source recorded	Source not recorded
Phenology
Bloom months	apr, may	jan · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09 TRY 7.0 datasets 174	Differs from sources
Duration	perennial	perennial · TRY Plant Trait Database · Measured · 7 observations · 2026-10-09 TRY 7.0 datasets 164, 175, 178, 882	Sourced
Ecology
Atmospheric humidity	5 / 9 · medium air humidity	No source recorded	Source not recorded
Ground humidity	empty	5 / 12 · fresh, never flooded (mesohydric) · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 178	Not on the record
Light	5 / 9 · half-shade	4 / 9 · shade to half-shade · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 178	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 7	No source recorded	Source not recorded
Ph minimum	pH 6.5	No source recorded	Source not recorded
Soil nutriments	6 / 9 · rather rich (meso-eutrophic)	6 / 9 · rather rich (meso-eutrophic) · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 178	Sourced
Soil salinity	0 / 9 · absent from saline soils	0 / 9 · absent from saline soils · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 178	Sourced
Other
Propagation method	—	vegetative · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09 TRY 7.0 datasets 174	Not on the record
Shade tolerance	—	Light · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09 TRY 7.0 datasets 174	Not on the record
Soil ph indicator	—	6 · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 178	Not on the record

Arum italicum Mill., 1768 39% complete

Italian arum

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Data sources