Bitter-Ash vs Common Spindle

Euonymus atropurpureus compared with Euonymus europaeus

Taxonomic Classification

Rank	Bitter-Ash	Common Spindle
Kingdom same	Plantae (พืช)	Plantae (พืช)
Phylum same	Magnoliophyta (Flowering Plants)	Magnoliophyta (Flowering Plants)
Class same	Magnoliopsida (พืชใบเลี้ยงคู่)	Magnoliopsida (พืชใบเลี้ยงคู่)
Order same	Celastrales (อันดับกระทงลาย)	Celastrales (อันดับกระทงลาย)
Family same	Celastraceae	Celastraceae
Genus same	Euonymus	Euonymus
Species	Euonymus atropurpureus	Euonymus europaeus

Evolutionary Relationship

Bitter-Ash and Common Spindle share a common ancestor at the Genus level: Euonymus.

Conservation Status

Bitter-Ash

LC — Least Concern

Common Spindle

LC — Least Concern

Physical Characteristics

Attribute	Bitter-Ash	Common Spindle
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bitter-Ash

Habitat

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

Range

Distributed across Canada and United States.

Common Spindle

Habitat

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

Range

Widely distributed across Europe (7 countries), North America (Canada, United States), and Oceania and the Pacific (Australia, New Zealand).

Bitter-Ash

The Bitter-Ash (Euonymus atropurpureus) is a species in the genus Euonymus. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

Common Spindle

<em>Euonymus europaeus</em>, commonly known as the common spindle, is a deciduous shrub or small tree in the family Celastraceae, native to Europe and western Asia. This species typically inhabits woodland edges, hedgerows, scrubland, calcareous grassland margins, and riverbanks, preferring well-drained soils on chalk and limestone but tolerating a variety of substrates. Its geographic range extends across most of Europe from the British Isles and Scandinavia south to the Mediterranean, and eastward through the Caucasus into western Asia. Classified as Least Concern on the IUCN Red List, <em>Euonymus europaeus</em> maintains stable populations throughout its native range. The species is particularly notable for its striking autumn display of bright pink to crimson four-lobed capsular fruits that split to reveal orange-coated seeds, providing an important food source for robins, blackcaps, and other birds. The seeds are toxic to humans and many mammals. The plant typically grows to 2–6 metres in height and produces small inconspicuous greenish-white flowers in spring. Biological traits such as average individual lifespan, precise body dimensions, and specific weight measurements remain poorly documented at the population level for this shrub. The hard, fine-grained wood has historically been used for making spindles and skewers, giving rise to the common name.

Shared Countries

Both species can be found in 2 countries:

🇨🇦 Canada 🇺🇸 United States