Air yam vs Chinese Yam

Dioscorea bulbifera compared with Dioscorea polystachya

Taxonomic Classification

Rank	Air yam	Chinese Yam
Kingdom same	Plantae (พืช)	Plantae (พืช)
Phylum same	Magnoliophyta (Flowering Plants)	Magnoliophyta (Flowering Plants)
Class same	Liliopsida (Monocots)	Liliopsida (Monocots)
Order same	Dioscoreales (อันดับกลอย)	Dioscoreales (อันดับกลอย)
Family same	Dioscoreaceae	Dioscoreaceae
Genus same	Dioscorea	Dioscorea
Species	Dioscorea bulbifera	Dioscorea polystachya

Evolutionary Relationship

Air yam and Chinese Yam share a common ancestor at the Genus level: Dioscorea.

Conservation Status

Air yam

NE — Not Evaluated

Chinese Yam

NE — Not Evaluated

Physical Characteristics

Attribute	Air yam	Chinese Yam
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Air yam

Habitat

Inhabits tropical and subtropical moist broadleaf forests within the Neotropic biogeographic realm.

Range

Widely distributed across Africa (5 countries), Asia (4 countries), North America (13 countries), Oceania and the Pacific (9 countries), and South America (4 countries).

Chinese Yam

Habitat

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

Range

Distributed across Brazil, Taiwan, and United States.

Air yam

The Air yam (Dioscorea bulbifera) is a species in the genus Dioscorea. Inhabits tropical and subtropical moist broadleaf forests within the Neotropic biogeographic realm.

Chinese Yam

The Chinese Yam (Dioscorea polystachya) is a species in the genus Dioscorea. Distributed across Brazil, Taiwan, and United States.

Shared Countries

Both species can be found in 3 countries:

🇧🇷 Brazil 🇹🇼 Taiwan 🇺🇸 United States