Nyman's Hackberry (Celtis nymanii)

Silhouette: T. Michael Keesey / License

Celtis nymanii: Botanical Profile

Documented in major botanical registries, Celtis nymanii grows as a wild species within its native habitat. It is classified under the genus Celtis, which comprises numerous deciduous species commonly referred to as hackberries.

The species is acknowledged by the international botanical community and is recorded in global floristic databases. Like many of its relatives, it plays a role in its local ecosystem.

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 nymanii (Nyman's Hackberry)

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Morphology

The vegetative system is distinguished by flexible branches bearing foliage whose morphology facilitates optimal photosynthesis in the understory. The asymmetrical leaves, featuring a subtly serrated margin, are arranged alternately along the stems. The structure of the wood gives the tree notable mechanical resistance against harsh weather.

Fruiting is characterized by the appearance of small berries containing a hard seed surrounded by nutritious flesh. This reproductive mechanism is closely linked to the feeding habits of local birds, which serve as key partners in the territorial expansion of the species.

Interesting facts

This taxon possesses a number of remarkable features related to its origin and systematics. Among them, the following facts can be highlighted:

  • The specific epithet honors flora researcher Erik Nyman, who collected specimens in New Guinea.
  • For a long time, the species was considered distinct until molecular data confirmed its synonymy with Celtis rigescens.

Many members of the genus Celtis in Oceania exhibit unique adaptations to island conditions. High wood density provides them with excellent resistance to wind loads during tropical storms.

Geography of distribution

  • Папуа — Новая Гвинея
  • Indonesia

Sources

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

Technical Information

External Databases: GBIF, POWO, Tropicos

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