Prickly hackberry smooth (Celtis aculeata var. laevigata)

Silhouette: T. Michael Keesey / License

Celtis aculeata var. laevigata: Guide to the Smooth Thorny Hackberry

Inhabiting the warm, coastal and inland forests of the Caribbean and South America, Celtis aculeata var. laevigata displays a distinctive climbing growth form. This woody shrub adapts well to limestone soils and seasonally dry environments. It plays a key role in the ecology of tropical dry forests.

The plant establishes quickly in disturbed areas, acting as a pioneer species. Its fruits are an important source of hydration and sugar for wild birds during the dry season.

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 aculeata (Prickly hackberry)
  • variety Celtis aculeata var. laevigata (Prickly hackberry smooth)

Living Pulse

Morphology

The botanical characteristics of this variety are defined by its smooth surfaces and climbing habit:

  • Foliage: The leaves are oblong-elliptic and noticeably smooth (laevigate), with fewer hairs on the veins compared to the typical variety.
  • Spines: Curved, woody thorns are present at the leaf nodes, assisting the plant in scrambling over other vegetation.
  • Fruit: The plant produces small, globose drupes that turn orange-yellow when fully ripe.

Applications

Ecologists utilize this variety in reforestation projects for degraded tropical dry forest ecosystems. Its tolerance to drought and poor soils makes it highly valuable for this purpose.

The wood is hard and durable, occasionally used by local artisans for carving small decorative items. Its primary value, however, remains ecological rather than commercial.

Interesting facts

The name laevigata is derived from the Latin word for smooth, referencing the glabrous nature of its leaves. This lack of pubescence helps distinguish it from other varieties in the field.

Despite its thorns, this plant is frequently used as a nesting site by birds, as the sharp spines protect their nests from climbing predators.

Geography of distribution

  • Brazil
  • Jamaica
  • Colombia

Sources

  • GBIF Backbone Taxonomy. Celtis aculeata var. laevigata occurrence and taxonomy records.
  • World Flora Online (WFO). Species profile and synonymy for Celtis aculeata.
  • Plants of the World Online (POWO). Royal Botanic Gardens, Kew database.

Technical Information

External Databases: GBIF, POWO, Tropicos

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