Grewia monticola

Names and Synonyms

Scientific Names

Accepted name

Distribution

This plant exhibits a widespread presence across several distinct regions of the African continent. In East Tropical Africa, its habitat includes the territory of Tanzania. Moving toward the south, it can be found within the tropical landscapes of Mozambique and Zambia. The species also extends its range into the nation of Zimbabwe. Finally, its distribution reaches into the Southern African region of Botswana.

Sources: The World Checklist of Vascular Plants (WCVP)

Botanical Identification

Ecology

The ecology of Grewia monticola is defined by its adaptability to diverse landscape types, frequently occurring within thicket environments that include both coastal and riverine habitats. This species demonstrates a significant vertical distribution capacity, thriving across a broad altitudinal gradient. Its presence spans from low-lying areas starting at an elevation of 20 m AMSL to much higher elevations, reaching a maximum limit of 1980 m AMSL.

Elevational range max:

1980 m AMSL

Elevational range min:

20 m AMSL

Habitat :

thicket, including coastal and riverine

Life history

The life history of Grewia monticola is characterized by its nature as a perennial species, allowing it to persist in its environment through multiple growing seasons. As a long-lived woody plant, its development progresses through various stages of maturity, establishing a stable presence within its ecological niche. This perennial lifecycle enables the plant to undergo successive cycles of vegetative growth and reproductive phases, contributing to its long-term survival and ability to withstand seasonal fluctuations.

Lifecycle :

perennial

Morphology

The morphology of Grewia monticola is characterized by its growth form, which primarily manifests as a woody tree or shrub. As a self-supporting organism, it does not function as a climber and maintains an independent life cycle, neither acting as a parasite nor as an epiphyte, as it is strictly terrestrial in its habitat. The plant exhibits a woody structure and can reach a maximum height of approximately 5 meters.

Aquatic :

terrestrial

Climber :

self-supporting

Epiphyte :

terrestrial

Growth form :

tree

Growth form :

shrub

Parasite :

independent

Plant height max:

5 m

Woodiness :

woody

Physiology

The physiology of Grewia monticola is characterized by a metabolic framework governed by a C3 photosynthetic pathway, which dictates how the plant captures and processes atmospheric carbon dioxide. In this C3 cycle, carbon fixation occurs directly through the enzyme Rubisco within the mesophyll cells, leading to the initial formation of three-carbon compounds. This metabolic strategy implies that the plant's gas exchange and energy production are highly sensitive to environmental variables such as light intensity, temperature, and water availability. Under optimal hydration and moderate temperatures, the C3 mechanism allows for efficient biomass accumulation; however, the plant must manage the potential for photorespiration, a process that occurs when oxygen is fixed instead of carbon dioxide, particularly under heat or drought stress. Consequently, its physiological adaptations are closely tied to maintaining stomatal conductance to balance carbon gain with transpirational water loss, ensuring the metabolic continuity required for its growth and development.

Photosynthetic pathway :

C3

Reproduction

The reproduction of Grewia monticola is characterized by the production of seeds that exhibit a highly consistent mass profile, indicating a uniform development process within the fruit. Based on quantitative analysis, the seed mass remains constant across all measured parameters, with a mean seed mass of 0.14076 g. This uniformity is reflected in the maximum and minimum recorded values, which both strictly align at 0.14076 g. This lack of variance in seed weight suggests a stable reproductive strategy where each seed is produced with a standardized nutrient reserve, ensuring predictable energetic investment during the dispersal and germination phases.

Seed mass mean:

0.14076 g

Sources: Global Inventory of Floras and Traits (GIFT)

Plant Parts

Grewia monticola 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 leaf.

Leaf

1. Molecules (Basel, Switzerland)

Preparations

Grewia monticola has 1 reported preparations identified across 1 scientific publications and several other databases. The most consistently reported preparations include methanol and distilled water extracts.

Methanol and distilled water extracts

1. Molecules (Basel, Switzerland)