Claussen Brazilian Hackberry (Celtis brasiliensis f. clausseniana)

Claussen's Brazilian hackberry Tala
Silhouette: T. Michael Keesey / License

Celtis brasiliensis f. clausseniana - Claussen's Hackberry

Thriving in the diverse biomes of South America, this deciduous woody plant displays a remarkable resilience to varying environmental conditions. It represents a specialized botanical form collected in Brazil during the nineteenth century. Its presence in forest margins contributes significantly to local canopy diversity.

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 brasiliensis (Brazilian hackberry)
  • form Celtis brasiliensis f. clausseniana (Claussen Brazilian Hackberry)

Living Pulse

Morphology

This wild form typically grows as a dense shrub or small tree equipped with sharp, woody spines. The branches grow in a zig-zag pattern, forming a protective thicket. Leaves are alternate, ovate, and marked by a distinct three-veined pattern starting from the base.

The small, wind-pollinated flowers lack petals and appear in early spring. They mature into small, spherical drupes with a thin layer of sweet pulp. The woody endocarp protects the seed, allowing it to remain viable after passage through animal digestive tracts.

Flowering season

Spring

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

Applications

Although not cultivated for gardens, this plant is useful in environmental management and local crafts:

  • Reforestation: Its tolerance to poor soils makes it a suitable candidate for restoring degraded pasturelands.
  • Wildlife corridors: It helps establish protective cover for small mammals traveling between fragmented forest patches.
  • Local woodwork: The tough, flexible wood is occasionally gathered by rural communities for making simple tool handles.

Interesting facts

The name of this form honors Peter Claussen, a Danish naturalist who gathered plant specimens in Minas Gerais. His collections helped European botanists map the rich flora of the Brazilian interior. Today, his specimens remain invaluable reference points for identifying regional plant variations.

Geography of distribution

  • Brazil
  • Argentina

Sources

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

Technical Information

External Databases: GBIF, Tropicos

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