Data sources

Each value Trefle shows for Pinus rigida, 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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Sourced4 Source not recorded9 Not on the record10 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.° 10 (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	Northern pitch pine	No source recorded	Source not recorded
Family common name	Pine family	No source recorded	Source not recorded
Observations	SE. Canada to E. U.S.A.	No source recorded	Source not recorded
Morphology
Average height	1775 cm	1775 cm · TRY Plant Trait Database · Measured · 42 observations · 2026-10-09 TRY 7.0 datasets 20, 28, 68, 92, 116, 214, 500, 818, 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	empty	green · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 92	Not on the record
Foliage color	empty	green, yellow · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 92	Not on the record
Foliage texture	empty	medium · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 92	Not on the record
Fruit color	empty	brown · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 92	Not on the record
Growth rate	empty	Rapid · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 92	Not on the record
Maximum height	empty	3000 cm · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 20, 28, 68, 92, 116, 214, 500, 818, 873	Not on the record
Phenology
Duration	perennial	perennial · TRY Plant Trait Database · Measured · 14 observations · 2026-10-09 TRY 7.0 datasets 28, 92, 460, 818	Sourced
Ecology
Nitrogen fixation	None	None · TRY Plant Trait Database · Measured · 11 observations · 2026-10-09 TRY 7.0 datasets 20, 57, 67, 71, 89, 96, 130, 445, 822	Sourced
Cultivation
Minimum root depth	176 cm	176 cm · TRY Plant Trait Database · Measured · 12 observations · 2026-10-09 TRY 7.0 datasets 92, 339, 432, 818	Sourced
Other
Human usage type	—	christmas_trees, fuelwood, naval_stores, nursery_stock, ornamental, posts, pulpwood · 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

Pinus rigida Mill., 1768 16% complete

Northern pitch pine

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Data sources