fieldbriar vs Rafflesia

Rosa agrestis compared with Rafflesia arnoldii

Key Differences

• fieldbriar is Near Threatened while Rafflesia is Endangered.

Taxonomic Classification

Rank	fieldbriar	Rafflesia
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	Rosales (蔷薇目)	Rosales (蔷薇目)
Family same	Rosaceae (Rose Family)	Rosaceae (Rose Family)
Genus same	Rosa (Roses)	Rosa (Roses)
Species	Rosa agrestis	Rafflesia arnoldii

Evolutionary Relationship

fieldbriar and Rafflesia share a common ancestor at the Genus level: Rosa. (Roses)

Conservation Status

fieldbriar

NT — Near Threatened

Rafflesia

EN — Endangered

Trend: Decreasing ↓

Physical Characteristics

Attribute	fieldbriar	Rafflesia
Diet	—	Parasite
Average Lifespan	—	5 years
Average Length	—	1.0 m
Average Weight	—	11.0 kg

Habitat & Geographic Range

fieldbriar

Habitat

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

Range

Distributed across Belgium, Denmark, Norway, Portugal, and Sweden. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Rafflesia

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and tropical and subtropical grasslands and savannas, among 5 distinct biome types spanning the Australasia and Indomalayan realms. Populations are also found in montane and highland environments at higher elevations.

Range

Distributed across Indonesia and Malaysia. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Rafflesia

大花草（Rafflesia arnoldii）能开出直径最大1米的世界最大单朵花。它是一种没有根、茎和叶的寄生植物。