Callery pear

Pyrus calleryana

Its beautiful spring blossoms are notorious for producing an unpleasant odor, often compared to rotting fish, to attract fly pollinators.

Scientific name
Pyrus calleryana
Taxonomy
Plantae › Tracheophyta › Magnoliopsida › Rosales › Rosaceae › Pyrus
IUCN Red List status
Least Concern
Population trend
increasing
Biome
urban
Habitat
Urban landscapes, abandoned fields, forest edges, and disturbed roadsides.
Diet
Water, carbon dioxide, and sunlight (photosynthesis).
Range
North America, China, Vietnam, Japan
Size
10-15 meters (30-50 feet) tall
Lifespan
15-25 years
Active
diurnal
Threats
Target of eradication efforts due to its highly invasive nature; susceptible to structural collapse from ice and wind storms.
Safe to approach?
Harmless to touch, but exercise caution around mature trees during storms, as their brittle wood is prone to sudden splitting. Wild-growing escapees may possess sharp, woody thorns.

Pyrus calleryana , the Callery pear , is a species of pear native to China and Vietnam, in the family Rosaceae. It is a deciduous tree growing to 5 to 8 m (16 to 26 ft) tall, often with a conic to rounded crown. The leaves are oval, 4 to 8 cm (1.6 to 3.1 in) long, glossy dark green above, and slightly paler below. The white, five-petaled flowers are about 2 to 2.5 cm (0.79 to 0.98 in) in diameter. They are produced...

Photo: Benjamin Smith, CC-BY, via iNaturalist

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