Alder Spittlebug vs Bladder Fern

Aphrophora alni compared with Cystopteris fragilis

Key Differences

• Alder Spittlebug is Least Concern while Bladder Fern is Not Evaluated.

Taxonomic Classification

Rank	Alder Spittlebug	Bladder Fern
Kingdom	Animalia (động vật)	Plantae (thực vật)
Phylum	Arthropoda (động vật Chân khớp)	Tracheophyta
Class	Insecta (côn trùng)	Polypodiopsida (Lớp Dương xỉ)
Order	Hemiptera (Bộ Cánh nửa)	Polypodiales (Bộ Dương xỉ)
Family	Aphrophoridae	Cystopteridaceae
Genus	Aphrophora	Cystopteris
Species	Aphrophora alni	Cystopteris fragilis

Conservation Status

Alder Spittlebug

LC — Least Concern

Bladder Fern

NE — Not Evaluated

Physical Characteristics

Attribute	Alder Spittlebug	Bladder Fern
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Alder Spittlebug

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found across Europe (5 countries) and North America (United States).

Bladder Fern

Habitat

Typically found in moist, shaded forest floors and tropical canopies.

Range

Widely distributed across Asia (Taiwan), Europe (6 countries), North America (Canada, United States), and South America (Colombia).

Alder Spittlebug

The Alder Spittlebug (Aphrophora alni) is a species in the genus Aphrophora. It is currently classified as Least Concern on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.

Bladder Fern

The Bladder Fern (Cystopteris fragilis) is a species in the genus Cystopteris. Typically found in moist, shaded forest floors and tropical canopies.

Shared Countries

Both species can be found in 5 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden 🇺🇸 United States