Apocynaceae
Blue star
Oxypetalum coeruleum
- Family
- Apocynaceae
- Genus
- Oxypetalum
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Common names
By language (4)
- Chinese
- 天蓝尖瓣藤, 彩冠花, 琉瓣藤
- English
- Blue star, Tweedia
- Japanese
- ルリトウワタ
- Russian
- Остролепестник голубой, Оксипеталум голубой, Твидия голубая
Synonyms
- Amblyopetalum coeruleum (D.Don ex Sweet) Malme
- Gothofreda coerulea (D.Don ex Sweet) Kuntze
- Tweedia coerulea D.Don ex Sweet
- Tweedia versicolor Hook.
Photos
Photo: Kurt Stüber [1], CC BY-SA 3.0, from Wikimedia Commons 
Photo: Masaki Ikeda, CC BY-SA 3.0, from Wikimedia Commons 
Photo: Dick Culbert from Gibsons, B.C., Canada, CC BY 2.0, from Wikimedia Commons 
Photo: SAplants, CC BY-SA 4.0, from Wikimedia Commons 
Photo: SAplants, CC BY-SA 4.0, from Wikimedia Commons ![Blue star: 藍星花 Tweedia caerulea (Oxypetalum caeruleum) [香港花展 Hong Kong Flower Show]](https://thumb.wikimedia.org/wikipedia/commons/thumb/5/51/%E8%97%8D%E6%98%9F%E8%8A%B1_Tweedia_caerulea_%28Oxypetalum_caeruleum%29_-%E9%A6%99%E6%B8%AF%E8%8A%B1%E5%B1%95_Hong_Kong_Flower_Show-_%289198169265%29.jpg/1280px-%E8%97%8D%E6%98%9F%E8%8A%B1_Tweedia_caerulea_%28Oxypetalum_caeruleum%29_-%E9%A6%99%E6%B8%AF%E8%8A%B1%E5%B1%95_Hong_Kong_Flower_Show-_%289198169265%29.jpg)
Photo: 阿橋 HQ, CC BY-SA 2.0, from Wikimedia Commons 
Photo: Cephas, CC BY-SA 4.0, from Wikimedia Commons 
Photo: Cephas, CC BY-SA 4.0, from Wikimedia Commons 
Photo: Cephas, CC BY-SA 4.0, from Wikimedia Commons 
Photo: Cephas, CC BY-SA 4.0, from Wikimedia Commons
More in Oxypetalum
- Oxypetalum appendiculatumApocynaceae
- Oxypetalum arnottianumApocynaceae
- Oxypetalum banksiiApocynaceae
- Oxypetalum commersonianumApocynaceae
- Oxypetalum crispumApocynaceae
- Oxypetalum microphyllumApocynaceae
- Oxypetalum alpinumApocynaceae
- Oxypetalum balansaeApocynaceae
- Oxypetalum capitatumApocynaceae
- Oxypetalum erectumApocynaceae
- Oxypetalum erianthumApocynaceae
- Oxypetalum foliosumApocynaceae
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); US characteristics from USDA PLANTS Database (2025-05-29, CC0 1.0). About our plant data.