Castor vs Common Periwinkle

Ricinus communis compared with Vinca minor

Key Differences

• Castor is Not Evaluated while Common Periwinkle is Least Concern.

Taxonomic Classification

Rank	Castor	Common Periwinkle
Kingdom same	Plantae (Plants)	Plantae (Plants)
Phylum same	Magnoliophyta (Flowering Plants)	Magnoliophyta (Flowering Plants)
Class same	Magnoliopsida (Dicots)	Magnoliopsida (Dicots)
Order	Malpighiales (Malpighiales)	Gentianales (Gentianales)
Family	Euphorbiaceae	Apocynaceae
Genus	Ricinus	Vinca
Species	Ricinus communis	Vinca minor

Evolutionary Relationship

Castor and Common Periwinkle share a common ancestor at the Class level: Magnoliopsida. (Dicots)

Conservation Status

Castor

NE — Not Evaluated

Common Periwinkle

LC — Least Concern

Physical Characteristics

Attribute	Castor	Common Periwinkle
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Castor

Habitat

Found across multiple habitat types including tropical and subtropical dry broadleaf forests, flooded grasslands and savannas, and montane grasslands and shrublands, among 7 distinct biome types. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Africa (33 countries), Asia (26 countries), Europe (23 countries), North America (15 countries), Oceania and the Pacific (14 countries), and South America (12 countries).

Common Periwinkle

Habitat

Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

Range

Widely distributed across Africa (South Africa), Asia (Armenia, Japan, Turkey), Europe (18 countries), North America (Canada, Mexico, United States), Oceania and the Pacific (Australia), and South America (Brazil).

Castor

The Castor (Ricinus communis) is a species in the genus Ricinus. Found across multiple habitat types including tropical and subtropical dry broadleaf forests, flooded grasslands and savannas, and montane grasslands and shrublands, among 7 distinct biome types. Populations are also found in montane and hi

Common Periwinkle

<em>Vinca minor</em>, known as the common periwinkle or lesser periwinkle, is a trailing evergreen subshrub in the family Apocynaceae, widely recognised by its glossy dark-green leaves and distinctive violet-blue, five-petalled flowers. Native to central and southern Europe, it has been extensively introduced and naturalised across a remarkably wide geographic range, with established populations documented across Africa, Asia, Europe, North America, Oceania, and South America, making it one of the more globally distributed ornamental escapees. The species typically colonises woodland edges, hedgerows, roadsides, and disturbed ground, often forming dense ground-covering mats that can suppress native vegetation. <em>Vinca minor</em> is tolerant of shade and a variety of soil types, contributing to its success as both a garden plant and an invasive species in some regions. It is assessed as Least Concern on the IUCN Red List given its vast distribution and adaptability. In many countries outside its native range, it is considered invasive. Biological traits such as average lifespan, precise growth dimensions, and detailed physiological parameters remain poorly documented in the scientific literature. The species contains alkaloids including vincamine, which have been investigated for pharmaceutical applications.

Shared Countries

Both species can be found in 18 countries:

🇦🇺 Australia 🇧🇪 Belgium 🇧🇷 Brazil 🇧🇬 Bulgaria 🇩🇰 Denmark 🇪🇪 Estonia 🇫🇷 France 🇯🇵 Japan 🇱🇹 Lithuania 🇲🇽 Mexico 🇳🇱 Netherlands 🇳🇴 Norway 🇵🇹 Portugal 🇿🇦 South Africa 🇸🇪 Sweden 🇹🇷 Turkey 🇬🇧 United Kingdom 🇺🇸 United States