Alder Spittlebug vs Collins' rockcress

Aphrophora alni compared with Boechera collinsii

Key Differences

• Alder Spittlebug is Least Concern while Collins' rockcress is Not Evaluated.

Taxonomic Classification

Rank	Alder Spittlebug	Collins' rockcress
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Arthropoda (Arthropods)	Magnoliophyta (Flowering Plants)
Class	Insecta (Insects)	Magnoliopsida (Dicots)
Order	Hemiptera (Hemiptera)	Brassicales (Brassicales)
Family	Aphrophoridae	Brassicaceae
Genus	Aphrophora	Boechera
Species	Aphrophora alni	Boechera collinsii

Conservation Status

Alder Spittlebug

LC — Least Concern

Collins' rockcress

NE — Not Evaluated

Physical Characteristics

Attribute	Alder Spittlebug	Collins' rockcress
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).

Collins' rockcress

Habitat

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

Range

Found in Canada.

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.

Collins' rockcress

<em>Boechera collinsii</em>, commonly known as Collins' rockcress, is a plant species belonging to the genus <em>Boechera</em> within the family Brassicaceae, which includes mustards and related flowering plants. This species has been documented in Canada, where it inhabits diverse terrestrial environments. Members of the genus <em>Boechera</em> are typically herbaceous perennials or biennials adapted to rocky outcrops, cliff faces, talus slopes, and open woodland habitats, often tolerating thin, well-drained soils where competition from other vegetation is limited. The species has not been formally assessed for conservation status by major evaluation bodies. As a flowering plant, <em>Boechera collinsii</em> does not engage in dietary behavior in the traditional sense; it produces energy through photosynthesis and may support pollinators and herbivores as part of its native ecosystem. Biological traits of this species remain poorly documented in the scientific literature. Further botanical surveys in Canadian habitats are needed to clarify the distribution, population status, and ecological interactions of <em>Boechera collinsii</em>.