iron-grass vs Pacific false buttonweed

Spermacoce confusa compared with Spermacoce exilis

Taxonomic Classification

Rank	iron-grass	Pacific false buttonweed
Kingdom same	Plantae (植物)	Plantae (植物)
Phylum same	Magnoliophyta (木兰植物门)	Magnoliophyta (木兰植物门)
Class same	Magnoliopsida (木兰纲)	Magnoliopsida (木兰纲)
Order same	Gentianales (龙胆目)	Gentianales (龙胆目)
Family same	Rubiaceae	Rubiaceae
Genus same	Spermacoce	Spermacoce
Species	Spermacoce confusa	Spermacoce exilis

Evolutionary Relationship

iron-grass and Pacific false buttonweed share a common ancestor at the Genus level: Spermacoce.

Conservation Status

iron-grass

NE — Not Evaluated

Pacific false buttonweed

NE — Not Evaluated

Physical Characteristics

Attribute	iron-grass	Pacific false buttonweed
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

iron-grass

Habitat

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

Range

Distributed across Brazil, Colombia, El Salvador, Guatemala, and Timor-Leste.

Pacific false buttonweed

Habitat

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

Range

Widely distributed across Africa (4 countries), Asia (Singapore, Timor-Leste, Vietnam), North America (4 countries), Oceania and the Pacific (7 countries), and South America (Colombia).

Shared Countries

Both species can be found in 3 countries:

🇨🇴 Colombia 🇬🇹 Guatemala 🇹🇱 Timor-Leste