Acanthaceae
Fringe-leaf wild petunia
Ruellia humilis
- Family
- Acanthaceae
- Genus
- Ruellia
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Common names
By language (3)
- Chinese
- 矮芦莉草
- English
- Fringe-leaf wild petunia, Fringeleaf wild petunia
- German
- Behaarte Ruellie
Synonyms
- Dipteracanthus ciliosus var. parviflorus Nees
- Gymnacanthus humilis (Nutt.) Oerst.
- Ruellia caroliniensis f. alba Steyerm.
- Ruellia caroliniensis var. parviflora (Nees) S.F.Blake
- Ruellia ciliosa var. humilis (Nutt.) Britton
- Ruellia ciliosa var. longiflora A.Gray
- Ruellia ciliosa var. parviflora (Nees) Britton
- Ruellia humilis f. alba (Steyerm.) Fernald
- Ruellia humilis f. grisea Fernald
- Ruellia humilis f. humilis
- Ruellia humilis var. calvescens Fernald
- Ruellia humilis var. depauperata Tharp & F.A.Barkley
- Ruellia humilis var. expansa Fernald
- Ruellia humilis var. frondosa Fernald
- Ruellia humilis var. humilis
- Ruellia humilis var. longiflora (A.Gray) Fernald
- Ruellia humilis var. typica Fernald
Flowers
- In flower
- June to September (from 943 flowering iNaturalist observations worldwide)
- Flower colour
- purple (USDA PLANTS Database)
Characteristics
- Growth habit
- Forb/herb
- Lifespan
- Perennial
- In the US and Canada
- Lower 48 states: native
Photos
FlowerPhoto: Lexi Destria, CC BY 4.0, from iNaturalist 
FlowerPhoto: Peyton Phelps, CC BY 4.0, from iNaturalist 
FlowerPhoto: Paul, CC0, from iNaturalist 
Photo: Hardyplants at English Wikipedia, CC BY 3.0, from Wikimedia Commons 
Photo: Sam Kieschnick, CC BY 4.0, from iNaturalist 
Photo: peganum from Small Dole, England, CC BY-SA 2.0, from Wikimedia Commons Photo: gale luby, CC BY-SA 4.0, from Pl@ntNet via GBIF 
Photo: peganum from Small Dole, England, CC BY-SA 2.0, from Wikimedia Commons Photo: ADavis, CC BY-SA 4.0, from Pl@ntNet via GBIF 
Photo: Mark G, CC0, from iNaturalist 
Photo: IveGoneAway, CC BY-SA 4.0, from Wikimedia Commons Photo: Schretzmann-Myers Theresa, CC BY-SA 4.0, from Pl@ntNet via GBIF
More in Ruellia
- MinnierootRuellia tuberosaAcanthaceae
- Mexican petuniaRuellia simplexAcanthaceae
- Browne's blechumRuellia blechumAcanthaceae
- Tropical wild petuniaRuellia brevifoliaAcanthaceae
- Ruellia elegansAcanthaceae
- Ruellia geminifloraAcanthaceae
- Ruellia asperulaAcanthaceae
- Brazilian wild petuniaRuellia devosianaAcanthaceae
- Prostrate wild petuniaRuellia prostrataAcanthaceae
- Carolina wild petuniaRuellia caroliniensisAcanthaceae
- Peruvian wild petuniaRuellia chartaceaAcanthaceae
- Ruellia insignisAcanthaceae
Sources: classification, synonyms from World Flora Online Plant List (2026-06, CC0 1.0); common names, popularity from Wikidata (2026-10-26, CC0 1.0); common names, US characteristics from USDA PLANTS Database (2025-05-29, CC0 1.0). About our plant data.