Data sources

Each value Trefle shows for Zelkova serrata, 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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Sourced11 Source not recorded11 Not on the record6 Sources: TRY Plant Trait Database, Earlier Trefle data

Field	Shown	What the sources say
Core
Author	(Thunb.) Makino	No source recorded	Source not recorded
Bibliography	Bot. Mag. (Tokyo) 17: 13 (1903)	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	1903	No source recorded	Source not recorded
Descriptive
Common name	Saw-leaf zelkova	No source recorded	Source not recorded
Observations	China to S. Kuril Is. and Temp. E. Asia	No source recorded	Source not recorded
Morphology
Average height	995 cm	995 cm · TRY Plant Trait Database · Measured · 68 observations · 2026-10-09 TRY 7.0 datasets 28, 68, 92, 214, 236, 431, 500, 873	Sourced
Biological type	empty	macrophanerophyte · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 500	Not on the record
Flower color	green	green · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 92	Sourced
Flower conspicuous	false	No source recorded	Source not recorded
Foliage color	green	green · TRY Plant Trait Database · Measured · 7 observations · 2026-10-09 TRY 7.0 datasets 92, 236, 443, 879	Sourced
Foliage texture	fine	fine · TRY Plant Trait Database · Measured · 4 observations · 2026-10-09 TRY 7.0 datasets 92, 236, 443, 879	Sourced
Fruit color	brown	brown · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 92	Sourced
Fruit conspicuous	false	No source recorded	Source not recorded
Growth form	Single Crown	Single Crown · Earlier Trefle data · Reported · 2026-10-19 value present before provenance tracking (2022 import), no source recorded	Sourced
Growth habit	Tree	Tree · Earlier Trefle data · Reported · 2026-10-19 value present before provenance tracking (2022 import), no source recorded	Sourced
Growth rate	Slow	Slow · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 92	Sourced
Vegetable	false	No source recorded	Source not recorded
Phenology
Duration	perennial	perennial · TRY Plant Trait Database · Measured · 6 observations · 2026-10-09 TRY 7.0 datasets 28, 92, 236, 443, 460, 879	Sourced
Ecology
Ph maximum	pH 6.9	pH 6.9 · Earlier Trefle data · Reported · 2026-10-19 value present before provenance tracking (2022 import), no source recorded	Sourced
Ph minimum	pH 6	pH 6 · Earlier Trefle data · Reported · 2026-10-19 value present before provenance tracking (2022 import), no source recorded	Sourced
Cultivation
Minimum root depth	empty	91 cm · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 92	Not on the record
Usda legacy
C n ratio	empty	23.3 · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 412	Not on the record
Other
Human usage type	—	fuelwood, lumber, medical, nursery_stock, ornamental, other, posts, pulpwood, timber, veneer · TRY Plant Trait Database · Reported · 1 observation · 2026-10-09 TRY 7.0 datasets 68, 92	Not on the record
Salt tolerance	—	None · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 92	Not on the record
Shade tolerance	—	None · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 92	Not on the record

Zelkova serrata (Thunb.) Makino, 1903 35% complete

Saw-leaf zelkova

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

Data sources