Tieghemella heckelii

Names and Synonyms

Scientific Names

Accepted name

Distribution

This plant is primarily located within the West Tropical Africa region. Specifically, its natural range extends across several key countries in this part of the continent. It can be found growing in the landscapes of Ghana and Guinea. Furthermore, its geographical presence includes the territories of Ivory Coast and Liberia. Finally, the distribution of this species reaches into Nigeria, completing its regional footprint.

Sources: The World Checklist of Vascular Plants (WCVP)

Botanical Identification

Life history

The life history of Tighemellla heckelii is characterized by its status as a perennial organism, allowing it to persist in its environment through multiple growing seasons. In terms of its structural growth strategy, the plant is classified as a phanerophyte, specifically exhibiting traits associated with both phanerophyte and nanophanerophyte life forms, which indicates that its perennating buds are elevated above the ground level on stems or branches.

Life form :

phanerophyte

Lifecycle :

perennial

Morphology

The morphology of Tighemellla heckelii is characterized by its significant stature and robust structural development. It presents as a large, woody tree, exhibiting a growth form that is fundamentally independent and terrestrial rather than parasitic or epiphytic. The plant demonstrates substantial verticality, with a documented mean height of 52.5 m, although specific height measurements have been recorded up to a maximum of approximately 45.72 m. In terms of its climbing habit, the species is classified as self-supporting, functioning as a liana or vine that maintains its own structural integrity without requiring obligatory or facultative support from other organisms.

Climber :

self-supporting

Epiphyte :

terrestrial

Growth form :

tree

Parasite :

independent

Plant height max:

45.72055596 m

Plant height mean:

52.5 m

Woodiness :

woody

Physiology

The physiology of Tighemellla heckelii is characterized by complex metabolic processes adapted to its specific ecological niche, particularly regarding its nutrient acquisition strategies. A critical physiological aspect involves its interaction with soil nutrients and its ability to engage in symbiotic relationships; specifically, regarding its capacity for atmospheric nitrogen assimilation, the plant is not a nitrogen fixer. This means it lacks the specialized root nodules and the symbiotic association with diazotrophic bacteria, such as Rhizobium, required to convert atmospheric nitrogen into bioavailable forms. Consequently, its physiological growth and nitrogen metabolism are entirely dependent on the uptake of nitrates and ammonium present in the soil substrate through its root system. This reliance on soil nitrogen levels dictates its metabolic rate and overall biomass production, making its physiological vigor highly sensitive to the nitrogen availability within its immediate environment.

Nitrogen fixer :

no

Reproduction

The reproduction of Tighemellella heckelii is characterized by the production of fleshy fruits, which suggests a specialized reproductive strategy aimed at efficient propagation. The dispersal syndrome of this species is primarily zoochorous, though it may also exhibit characteristics associated with anemochorous, autochorous, hydrochorous, or unspecialized dispersal methods. The seeds produced are notably large and substantial, with a recorded seed volume that remains constant at a mean of 25,000 mm³ (ranging from a minimum to a maximum of 25,000 mm³). In terms of mass, the seeds vary significantly, with a minimum weight of 10 g and a maximum weight of 28.571 g, resulting in an average seed mass of approximately 19.2855 g.

Dispersal syndrome :

zoochorous

Fruit dryness :

fleshy

Seed mass max:

28.571 g

Seed mass mean:

19.2855 g

Seed mass min:

10 g

Seed volume max:

25000 mm³

Sources: Global Inventory of Floras and Traits (GIFT)

Plant Parts

Tieghemella heckelii has 1 reported plant parts identified across 1 scientific publications and several other databases that are studied for medicinal purposes. The most consistently reported plant part include stem.

Stem

1. Advances in pharmacological and pharmaceutical sciences