Data sources

Each value Trefle shows for Ruellia humilis, 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.

Sourced9 Differs from sources1 Source not recorded9 Not on the record7 Sources: TRY Plant Trait Database, Merged from a synonym record

Field	Shown	What the sources say
Core
Author	Nutt.	No source recorded	Source not recorded
Bibliography	Trans. Amer. Philos. Soc. ser. 2, 5:182. 1837	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	1835	No source recorded	Source not recorded
Descriptive
Common name	Fringe-leaf ruellia	No source recorded	Source not recorded
Observations	C. & E. U.S.A.	No source recorded	Source not recorded
Morphology
Average height	48 cm	47.5 cm · TRY Plant Trait Database · Measured · 23 observations · 2026-10-09 TRY 7.0 datasets 66, 92, 415, 664, 671, 853	Differs from sources
Flower color	empty	purple · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 92	Not on the record
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	fine · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 92 medium · Merged from a synonym record (Ruellia humilis f. alba) · Reported · 2026-09-05	Sourced
Fruit color	empty	yellow · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 92	Not on the record
Growth form	Single Crown	Single Crown · Merged from a synonym record (Ruellia humilis f. alba) · Reported · 2026-09-05	Sourced
Growth habit	Vine, Shrub	Vine, Shrub · Merged from a synonym record (Ruellia humilis f. alba) · Reported · 2026-09-05	Sourced
Growth rate	Slow	Moderate · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 92 Slow · Merged from a synonym record (Ruellia humilis f. alba) · Reported · 2026-09-05	Sourced
Vegetable	false	No source recorded	Source not recorded
Phenology
Bloom months	may, jun	may, jun · TRY Plant Trait Database · Measured · 54 observations · 2026-10-09 TRY 7.0 datasets 66, 163, 415	Sourced
Duration	perennial	perennial · TRY Plant Trait Database · Measured · 5 observations · 2026-10-09 TRY 7.0 datasets 66, 92, 925	Sourced
Ecology
Nitrogen fixation	None	None · TRY Plant Trait Database · Measured · 6 observations · 2026-10-09 TRY 7.0 datasets 20, 57, 66, 67, 444	Sourced
Ph maximum	pH 7.5	pH 7.5 · Merged from a synonym record (Ruellia humilis f. alba) · Reported · 2026-09-05	Sourced
Ph minimum	pH 5	pH 5 · Merged from a synonym record (Ruellia humilis f. alba) · Reported · 2026-09-05	Sourced
Cultivation
Minimum root depth	empty	10 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	18.9 · TRY Plant Trait Database · Measured · 3 observations · 2026-10-09 TRY 7.0 datasets 412, 415	Not on the record
Other
Salt tolerance	—	None · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 92	Not on the record
Shade tolerance	—	Deep · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 92	Not on the record

Ruellia humilis Nutt., 1835 29% complete

Fringe-leaf ruellia

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

Data sources