Blackboard Tree vs star-thistle

Alstonia scholaris compared with Centaurea calcitrapa

Key Differences

• Blackboard Tree is Least Concern while star-thistle is Extinct.

Taxonomic Classification

Rank	Blackboard Tree	star-thistle
Kingdom same	Plantae (растения)	Plantae (растения)
Phylum same	Magnoliophyta (магнолиофиты)	Magnoliophyta (магнолиофиты)
Class same	Magnoliopsida (Dicots)	Magnoliopsida (Dicots)
Order	Gentianales (горечавкоцветные)	Asterales (астроцветные)
Family	Apocynaceae	Asteraceae (Daisy Family)
Genus	Alstonia	Centaurea
Species	Alstonia scholaris	Centaurea calcitrapa

Evolutionary Relationship

Blackboard Tree and star-thistle share a common ancestor at the Class level: Magnoliopsida. (Dicots)

Conservation Status

Blackboard Tree

LC — Least Concern

star-thistle

EX — Extinct

Physical Characteristics

Attribute	Blackboard Tree	star-thistle
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.

star-thistle

Habitat

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

Range

Widely distributed across Africa (South Africa), Asia (India, Japan), Europe (18 countries), North America (Canada, Mexico, United States), Oceania and the Pacific (Australia, New Zealand), and South America (Argentina, Brazil, Chile).

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.

Shared Countries

Both species can be found in 1 countries:

🇺🇸 United States