Caucasian hackberry tailed (Celtis caucasica subsp. caudata)

Caucasian hackberry
Silhouette: T. Michael Keesey / License

Celtis caucasica subsp. caudata: Taxonomy and Botany

Recognized as a distinct lineage within the Cannabaceae family, Celtis caucasica subsp. caudata represents a localized subspecies of the robust Caucasian hackberry. Evolving within the mountainous terrains and varied microclimates of Southwestern Asia and the Caucasus, this plant exhibits specific traits that distinguish it from the broader species population. The subspecific epithet hints at unique leaf features that likely provide an ecological edge in its native environment.

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 caucasica (Caucasian hackberry)
  • subspecies Celtis caucasica subsp. caudata (Caucasian hackberry tailed)

Living Pulse

Morphology

This deciduous tree shares the resilient characteristics of Celtis caucasica, including a strong, spreading canopy and smooth gray bark that becomes fissured with maturity. The defining morphological trait of this subspecies is referenced by the term caudata, which denotes leaves that possess a distinctively elongated, tail-like apex (drip tip). The foliage is generally asymmetrical, serrated, and rough to the touch. It yields spherical drupes that serve as a critical nutrient source for local fauna during the late summer and autumn.

Flowering season

Spring

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Applications

Like the primary species, this subspecies is ecologically significant in mountainous ecosystems, offering shelter and sustenance to wildlife. The wood of C. caucasica is known for its toughness and flexibility, historically used in regional crafts and tool-making, though specific industrial applications for this subspecies are undocumented.

Interesting facts

  • The "caudate" or tail-like leaf tips are often an adaptation to efficiently shed rainwater, preventing fungal diseases in specific microclimates within its range.
  • Trees of the Celtis genus, including this subspecies, are notable for their ability to thrive in poor, rocky soils where other deciduous trees might struggle.

Geography of distribution

  • Georgia
  • Armenia
  • Azerbaijan
  • Turkey
  • Iran

Sources

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

Technical Information

External Databases: POWO, Tropicos

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