Blackboard Tree vs kharwa'a

Alstonia scholaris compared with Ricinus communis

Key Differences

• Blackboard Tree is Least Concern while kharwa'a is Not Evaluated.

Taxonomic Classification

Rank	Blackboard Tree	kharwa'a
Kingdom same	Plantae (نباتات)	Plantae (نباتات)
Phylum same	Magnoliophyta (كاسيات البذور)	Magnoliophyta (كاسيات البذور)
Class same	Magnoliopsida (ماغنولانية)	Magnoliopsida (ماغنولانية)
Order	Gentianales (جنطيانيات)	Malpighiales (ملبيغيات)
Family	Apocynaceae	Euphorbiaceae
Genus	Alstonia	Ricinus
Species	Alstonia scholaris	Ricinus communis

Evolutionary Relationship

Blackboard Tree and kharwa'a share a common ancestor at the Class level: Magnoliopsida. (ماغنولانية)

Conservation Status

Blackboard Tree

LC — Least Concern

kharwa'a

NE — Not Evaluated

Physical Characteristics

Attribute	Blackboard Tree	kharwa'a
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Blackboard Tree

Habitat

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

Range

Distributed across Micronesia, Taiwan, and United States.

kharwa'a

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).

Blackboard Tree

The Blackboard Tree (Alstonia scholaris) is a species in the genus Alstonia. It is currently classified as Least Concern on the IUCN Red List. Inhabits tropical and subtropical moist broadleaf forests and tropical and subtropical dry broadleaf forests within the Oceanian biogeographic realm.

kharwa'a

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

Shared Countries

Both species can be found in 3 countries:

🇫🇲 Micronesia 🇹🇼 Taiwan 🇺🇸 United States