Polygonaceae
Spiny threecornerjack
Emex spinosa
- Family
- Polygonaceae
- Genus
- Emex
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Common names
By language (10)
- Arabic
- حمباز شوكي, حماض شائك, حماض, حميض, حميضة
- arz
- حمباز شوكى
- Catalan
- Blet bord
- Chinese
- 刺亦模
- English
- Spiny threecornerjack, Lesser jack, Devil's thorn
- German
- Stechampfer
- Hebrew
- אמיך קוצני
- lah
- کنڈیالی پالک
- Punjabi
- ਕੰਡਿਆਲੀ ਪਾਲਕ
- Swedish
- Taggskräppa
Synonyms
- Centopodium spinosum (L.) Burch.
- Rumex glaber Forssk.
- Rumex spinosus L.
- Vibo spinosa (L.) Medik.
Characteristics
- Growth habit
- Forb/herb
- Lifespan
- Annual
- In the US and Canada
- Hawaii: introduced, Lower 48 states: introduced
Photos
Photo: Forest & Kim Starr, CC BY 3.0, from Wikimedia Commons 
Photo: Forest & Kim Starr, CC BY 3.0, from Wikimedia Commons 
Photo: Rolf Engstrand, CC BY-SA 3.0, from Wikimedia Commons 
Photo: Rolf Engstrand, CC BY-SA 3.0, from Wikimedia Commons 
Photo: Krzysztof Ziarnek, Kenraiz, CC BY-SA 4.0, from Wikimedia Commons 
Photo: Krzysztof Ziarnek, Kenraiz, CC BY-SA 4.0, from Wikimedia Commons 
Photo: Krzysztof Ziarnek, Kenraiz, CC BY-SA 4.0, from Wikimedia Commons 
Photo: Krzysztof Ziarnek, Kenraiz, CC BY-SA 4.0, from Wikimedia Commons 
Photo: Krzysztof Ziarnek, Kenraiz, CC BY-SA 4.0, from Wikimedia Commons 
Photo: Len Worthington, CC BY-SA 2.0, from Wikimedia Commons 
Photo: Krzysztof Ziarnek, Kenraiz, CC BY-SA 4.0, from Wikimedia Commons 
Photo: Krzysztof Ziarnek, Kenraiz, CC BY-SA 4.0, from Wikimedia Commons
More in Emex
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.