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Genus

Catharanthus

Catharanthus is a genus of flowering plants in the family Apocynaceae. Like the genus Vinca, they are known commonly as periwinkles. It is a perennial herb and a subshrub endemic to Madagascar, with the exception of Catharanthus pusillus, which is found in India and Sri Lanka. The most widely known species is Catharanthus roseus due to its usage in traditional and modern medicine, specifically as a source of cancer-treating alkaloid chemicals.

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Plants in this genus

1 plant

Research on Catharanthus

7 articles
PubMed → · research article

Periwinkle plant has a built-in brake for its own poison

The same periwinkle you might grow as a garden groundcover is quietly running a chemical factory ...

Amino acid spray helps periwinkle survive severe drought stress

The periwinkle in your flower bed isn't just a pretty groundcover, it's the source plant for vinc...

PubMed → · research article

Polluted soil breeds tougher microbes inside medicinal plants

If you garden near an old industrial lot or a busy roadside, the plants there are quietly recruit...

What science is finding about Catharanthus

Every article on Plant News that mentions a member of this genus, newest first.

Latest finding

Periwinkle plant has a built-in brake for its own poison

Scientists discovered how the medicinal plant Madagascar periwinkle keeps its toxic chemical defenses from spiraling out of control, using a built-in molecular brake that switches on right alongside the signal that triggers production. The finding reveals a general strategy plants may use to balance defense with self-preservation.

Polluted soil breeds tougher microbes inside medicinal plants

If you garden near an old industrial lot or a busy roadside, the plants there are quietly recruiting a different set of...

Madagascar periwinkle phytoremediation / medicinal-plants

Plant immune responses can boost medicinal compound production

The echinacea or holy basil in your garden isn't just fighting off fungus when it looks stressed, it may actually be...

Madagascar periwinkle medicinal-plants / plant-signaling

Amino acid spray helps periwinkle survive severe drought stress

The periwinkle in your flower bed isn't just a pretty groundcover, it's the source plant for vincristine and vinblastine, two...

Madagascar periwinkle medicinal-plants / climate-adaptation

Popular healing herbs can quietly soak up toxic pollutants

If you grow basil, mint, or ashwagandha for tea or remedies, the soil they're planted in matters as much as the plant itself,...

Madagascar periwinkle medicinal-plants / phytoremediation

Madagascar Periwinkle (Catharanthus roseus) observed in Tortuga Trail, Boca Raton, FL, US

Madagascar Periwinkle, a common garden plant in Florida, is also the source of vincristine and vinblastine — two chemotherapy...

Madagascar periwinkle urban-ecology / invasive-species

MEDIATOR25 integrates jasmonate signaling with specialized metabolism across alkaloid and flavonoid pathways.

Madagascar periwinkle produces compounds used in childhood leukemia drugs, and understanding the molecular switches that...

Madagascar periwinkle plant-signaling / crop-improvement