Data sources

Each value Trefle shows for Picea alcoquiana var. alcoquiana, 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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Sourced3 Source not recorded7 Not on the record1 Sources: TRY Plant Trait Database, GBIF

Field	Shown	What the sources say
Core
Bibliography	Unknown	Unknown · GBIF · Reported · 2026-09-05 1 earlier or rejected value Superseded Unknown · GBIF · Reported · 2026-09-05	Sourced
Phylum	Tracheophyta	Tracheophyta · GBIF · Reported · 2026-09-05	Sourced
Rank	var	No source recorded	Source not recorded
Status	accepted	No source recorded	Source not recorded
Year	1867	No source recorded	Source not recorded
Descriptive
Common name	Alcock's spruce	No source recorded	Source not recorded
Family common name	Pine family	No source recorded	Source not recorded
Observations	Japan (C. Honshu)	No source recorded	Source not recorded
Morphology
Average height	3500 cm	3500 cm · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09 TRY 7.0 datasets 68	Sourced
Vegetable	false	No source recorded	Source not recorded
Cultivation
Minimum root depth	empty	80 cm · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 432	Not on the record

Picea alcoquiana var. alcoquiana 1867 10% complete

Alcock's spruce

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

Data sources