vs Blackboard Tree

Biddulphia rhombus compared with Alstonia scholaris

Key Differences

is Not Evaluated while Blackboard Tree is Least Concern.

Taxonomic Classification

Rank		Blackboard Tree
Kingdom	Chromista (Chromista)	Plantae (Plants)
Phylum	Ochrophyta (Ochrophyta)	Magnoliophyta (Flowering Plants)
Class	Bacillariophyceae (Bacillariophyceae)	Magnoliopsida (Dicots)
Order	Biddulphiales (Biddulphiales)	Gentianales (Gentianales)
Family	Biddulphiaceae	Apocynaceae
Genus	Biddulphia	Alstonia
Species	Biddulphia rhombus	Alstonia scholaris

Conservation Status

NE — Not Evaluated

Blackboard Tree

LC — Least Concern

Physical Characteristics

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

Habitat & Geographic Range

Habitat

Native to Asia and Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Denmark, Sweden, and Taiwan.

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.

Biddulphia rhombus is a centric marine diatom with a distinctly bipolar, rhomboid to broadly lanceolate valve shape bearing prominent horn-like elevations. It inhabits coastal planktonic and benthic environments in temperate to warm seas worldwide. This photosynthetic diatom contributes to marine primary production in neritic coastal waters.

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.