Data sources

Each value Trefle shows for Crataegus monogyna, 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.

Sourced22 Differs from sources1 Source not recorded10 Not on the record9 Sources: TRY Plant Trait Database, Earlier Trefle data

Field	Shown	What the sources say
Core
Author	Jacq.	No source recorded	Source not recorded
Bibliography	Fl. Austriac. 3: 50 (1775)	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	1775	No source recorded	Source not recorded
Descriptive
Common name	Hawthorn	No source recorded	Source not recorded
Family common name	Rose family	No source recorded	Source not recorded
Observations	Europe to Caucasus, N. Africa to Iraq	No source recorded	Source not recorded
Morphology
Average height	306 cm	306 cm · TRY Plant Trait Database · Measured · 110 observations · 2026-10-09 TRY 7.0 datasets 20, 25, 37, 45, 65, 68, 86, 88, 90, 92, 175, 178, 241, 251, 474, 591, 630, 655, 708, 818, 873, 898, 909, 918, 926	Sourced
Biological type	phanerophyte	phanerophyte · TRY Plant Trait Database · Measured · 18 observations · 2026-10-09 TRY 7.0 datasets 4, 25, 71, 158, 174, 175, 178, 203, 500, 918	Sourced
Flower color	white, red	red, white · TRY Plant Trait Database · Measured · 4 observations · 2026-10-09 TRY 7.0 datasets 4, 92, 655, 882	Sourced
Flower conspicuous	true	true · Earlier Trefle data · Reported · 2026-10-19 value present before provenance tracking (2022 import), no source recorded	Sourced
Foliage color	empty	green · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 92	Not on the record
Foliage texture	medium	medium · TRY Plant Trait Database · Measured · 3 observations · 2026-10-09 TRY 7.0 datasets 4, 71, 92	Sourced
Fruit color	red	red · TRY Plant Trait Database · Measured · 4 observations · 2026-10-09 TRY 7.0 datasets 92, 882	Sourced
Fruit conspicuous	true	true · Earlier Trefle data · Reported · 2026-10-19 value present before provenance tracking (2022 import), no source recorded	Sourced
Fruit shape	pome	pome · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09 TRY 7.0 datasets 4, 882	Sourced
Growth form	Single Stem	Single Stem · Earlier Trefle data · Reported · 2026-10-19 value present before provenance tracking (2022 import), no source recorded	Sourced
Growth habit	Shrub, Tree	Shrub, 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
Maximum height	1000 cm	1000 cm · TRY Plant Trait Database · Measured · 3 observations · 2026-10-09 TRY 7.0 datasets 20, 25, 37, 45, 65, 68, 86, 88, 90, 92, 175, 178, 241, 251, 474, 591, 630, 655, 708, 818, 873, 898, 909, 918, 926	Sourced
Sexuality	empty	hermaphrodite · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 4	Not on the record
Vegetable	false	No source recorded	Source not recorded
Phenology
Bloom months	may, jun	may, jun · TRY Plant Trait Database · Measured · 6 observations · 2026-10-20 TRY 7.0 datasets 4, 37, 45, 174, 203 1 earlier or rejected value Superseded jan, may, jun · TRY Plant Trait Database · Measured · 6 observations · 2026-10-09 TRY 7.0 datasets 4, 37, 45, 174, 203	Sourced
Duration	perennial	perennial · TRY Plant Trait Database · Measured · 22 observations · 2026-10-09 TRY 7.0 datasets 4, 25, 37, 71, 86, 92, 178, 460, 818, 882, 918	Sourced
Ecology
Atmospheric humidity	5 / 9 · medium air humidity	5 / 9 · medium air humidity · Earlier Trefle data · Reported · 2026-10-19 value present before provenance tracking (2022 import), no source recorded	Sourced
Ground humidity	5 / 12 · fresh, never flooded (mesohydric)	5 / 12 · fresh, never flooded (mesohydric) · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09 TRY 7.0 datasets 178, 203	Sourced
Light	7 / 9 · half-light to light	6 / 9 · half-shade to half-light · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09 TRY 7.0 datasets 178, 489	Differs from sources
Nitrogen fixation	None	None · TRY Plant Trait Database · Measured · 24 observations · 2026-10-09 TRY 7.0 datasets 20, 37, 57, 71, 89, 110, 444, 445, 614, 721, 822, 882	Sourced
Ph maximum	pH 7.2	pH 7.2 · 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
Soil nutriments	5 / 9 · intermediate (mesotrophic)	5 / 9 · intermediate (mesotrophic) · TRY Plant Trait Database · Measured · 3 observations · 2026-10-09 TRY 7.0 datasets 178, 242, 489	Sourced
Soil salinity	0 / 9 · absent from saline soils	0 / 9 · absent from saline soils · TRY Plant Trait Database · Measured · 3 observations · 2026-10-09 TRY 7.0 datasets 178, 242, 489	Sourced
Cultivation
Minimum root depth	73 cm	73 cm · TRY Plant Trait Database · Measured · 7 observations · 2026-10-09 TRY 7.0 datasets 92, 432, 474, 818	Sourced
Usda legacy
C n ratio	empty	24.7 · TRY Plant Trait Database · Measured · 66 observations · 2026-10-09 TRY 7.0 datasets 88, 90, 227, 412, 591, 670	Not on the record
Other
Human usage type	—	fuelwood, medical, nursery_stock, ornamental, timber · TRY Plant Trait Database · Reported · 1 observation · 2026-10-09 TRY 7.0 datasets 68, 92	Not on the record
Propagation method	—	seed · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09 TRY 7.0 datasets 92, 174	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 · 5 observations · 2026-10-09 TRY 7.0 datasets 92, 174	Not on the record
Soil ph indicator	—	7 · TRY Plant Trait Database · Measured · 3 observations · 2026-10-09 TRY 7.0 datasets 178, 203, 242	Not on the record
Temperature indicator	—	6 · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09 TRY 7.0 datasets 203, 242	Not on the record

Crataegus monogyna Jacq., 1775 58% complete

Hawthorn

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

Data sources