Alligatorweed vs Blackboard Tree

Alternanthera philoxeroides compared with Alstonia scholaris

Key Differences

Alligatorweed is Not Evaluated while Blackboard Tree is Least Concern.

Taxonomic Classification

Rank	Alligatorweed	Blackboard Tree
Kingdom same	Plantae (Plants)	Plantae (Plants)
Phylum same	Magnoliophyta (Flowering Plants)	Magnoliophyta (Flowering Plants)
Class same	Magnoliopsida (Dicots)	Magnoliopsida (Dicots)
Order	Caryophyllales (Caryophyllales)	Gentianales (Gentianales)
Family	Amaranthaceae	Apocynaceae
Genus	Alternanthera	Alstonia
Species	Alternanthera philoxeroides	Alstonia scholaris

Evolutionary Relationship

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

View Class: Magnoliopsida

Conservation Status

Alligatorweed

NE — Not Evaluated

Blackboard Tree

LC — Least Concern

Physical Characteristics

Attribute	Alligatorweed	Blackboard Tree
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Alligatorweed

Habitat

Inhabits tropical and subtropical moist broadleaf forests and mangrove forests and coastal wetlands within the Indomalayan biogeographic realm.

Range

Widely distributed across Africa (Comoros, Madagascar), Asia (14 countries), Europe (9 countries), North America (Honduras, Mexico, United States), Oceania and the Pacific (Australia, New Zealand), and South America (4 countries).

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.

Alligatorweed

The Alligatorweed (Alternanthera philoxeroides) is a species in the genus Alternanthera. Inhabits tropical and subtropical moist broadleaf forests and mangrove forests and coastal wetlands within the Indomalayan biogeographic realm.

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.