Common Onion vs Sambar de Java

Allium cepa compared with Rusa timorensis

Key Differences

Common Onion is Not Evaluated while Sambar de Java is Vulnerable.

Taxonomic Classification

Rank	Common Onion	Sambar de Java
Kingdom	Plantae (planta)	Animalia (Animals)
Phylum	Magnoliophyta (Flowering Plants)	Chordata (cordados)
Class	Liliopsida (Monocots)	Mammalia (mamíferos)
Order	Asparagales (Asparagales)	Artiodactyla (artiodáctilos)
Family	Amaryllidaceae	Cervidae (Deer)
Genus	Allium	Rusa
Species	Allium cepa	Rusa timorensis

Conservation Status

Common Onion

NE — Not Evaluated

Sambar de Java

VU — Vulnerable

Physical Characteristics

Attribute	Common Onion	Sambar de Java
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Common Onion

Habitat

Typically found in grasslands, wetlands, forests, and cultivated landscapes.

Range

Widely distributed across Africa (8 countries), Asia (4 countries), Europe (23 countries), North America (United States), Oceania and the Pacific (Australia), and South America (5 countries).

Sambar de Java

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, tundra, and tropical and subtropical moist broadleaf forests spanning the Australasia and Afrotropic and Oceanian realms.

Range

Distributed across Mauritius, New Zealand, and Norway. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Common Onion

<em>Allium cepa</em> is a biennial or perennial bulbous herb in the family Amaryllidaceae, cultivated globally as one of the most widely used culinary vegetables. Its exact wild origin remains debated, though it is thought to originate from Central Asia. Today, the species is grown across Africa, Asia, Europe, North America, South America, and Oceania, adapting to diverse agricultural climates and soil types. Common onion typically grows in grasslands, agricultural fields, wetlands, and cultivated habitats. The plant forms underground bulbs that store nutrients and are harvested for food. It produces distinctive hollow, cylindrical leaves and globular flower heads. Onion is valued for its sulfur-containing compounds, which contribute to its characteristic pungent aroma and flavor, as well as its antimicrobial and antioxidant properties. Its conservation status has not been formally evaluated by the IUCN due to its extensive cultivation and absence of wild population concern. Biological traits including average lifespan, length, weight, and dietary ecology remain poorly documented in standardized wildlife databases appropriate for a cultivated crop species. <em>Allium cepa</em> is among the most economically significant vegetables worldwide, grown in over 175 countries.