Small's hackberry (Celtis smallii)

Small's Sugarberry
Silhouette: T. Michael Keesey / License

Celtis smallii (Small's Hackberry): Morphology and Ecology

Endemic to the rich bottomlands and floodplains of the southeastern United States, Celtis smallii adds significant ecological value to deciduous forests. Often recognized by its distinctively textured bark and serrated foliage, this tree has long been a subject of taxonomic interest among North American botanists.

While some botanical authorities recognize it as a distinct species, others classify it as a variety of the closely related sugarberry (Celtis laevigata).

Taxonomy

  • ∟ царство Plantae
  • ∟ division Tracheophytes (Vascular Plants)
  • ∟ subdivision Spermatophytes (Seed plants)
  • ∟ Angiosperms
  • ∟ mesangiosperms
  • ∟ eudicots
  • ∟ Superrosids
  • ∟ rosids
  • ∟ order Rosales
  • ∟ family Cannabaceae (Hemp family)
  • ∟ genus Celtis (Hackberry)
  • ∟ species Celtis smallii (Small's hackberry)

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Morphology

This tree typically grows to a moderate height, featuring the characteristic corky, warty bark typical of its genus. The branching pattern creates an open, irregular crown that allows dappled light to reach the forest floor.

Key diagnostic features include:

  • Leaves: Alternate, ovate to lanceolate, with sharply serrated margins, differentiating it from closely related taxa.
  • Fruits: Spherical drupes that ripen to a dark orange-red or purplish-brown color in the autumn.
  • Seeds: The sweet, thin flesh surrounds a hard, conspicuously pitted stone.

Flowering season

Spring

Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Name
Dec

Applications

This tree holds significant ecological value rather than commercial importance, as its soft wood is generally not sought after for high-quality timber. It plays a foundational role in local food webs and supports diverse wildlife.

  • Wildlife Sustenance: The sweet fruits provide a crucial winter food source for numerous resident and migratory birds.
  • Lepidoptera Host: Serves as a vital larval host plant for butterfly species, including the hackberry emperor and the American snout.
  • Local Utility: Wood may be used occasionally for firewood or inexpensive, rustic furniture.

Interesting facts

The specific epithet smallii honors John Kunkel Small, a prominent early 20th-century American botanist who extensively documented the flora of the southeastern United States.

Due to its high tolerance for poor urban soils and urban pollution, it is occasionally utilized in municipal plantings where other canopy trees might struggle.

Geography of distribution

  • United States

Sources

  • Plants of the World Online (POWO)
  • Flora of North America
  • Global Biodiversity Information Facility (GBIF)

Technical Information

External Databases: GBIF, POWO, Tropicos

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