Blackboard Tree vs Osborn mealybug

Alstonia scholaris compared with Heliococcus osborni

Key Differences

• Blackboard Tree is Least Concern while Osborn mealybug is Not Evaluated.

Taxonomic Classification

Rank	Blackboard Tree	Osborn mealybug
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Magnoliophyta (Flowering Plants)	Arthropoda (Arthropods)
Class	Magnoliopsida (Dicots)	Insecta (Insects)
Order	Gentianales (Gentianales)	Hemiptera (Hemiptera)
Family	Apocynaceae	Pseudococcidae
Genus	Alstonia	Heliococcus
Species	Alstonia scholaris	Heliococcus osborni

Conservation Status

Blackboard Tree

LC — Least Concern

Osborn mealybug

NE — Not Evaluated

Physical Characteristics

Attribute	Blackboard Tree	Osborn mealybug
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.

Osborn mealybug

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found in Sweden.

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.