Strophanthus kombe

Names and Synonyms

Scientific Names

Accepted name

Distribution

This plant is primarily distributed across various regions of the African continent. In East Tropical Africa, its presence is documented in Kenya and Tanzania. Moving toward the southern part of the continent, it can also be found in South Tropical Africa. Specifically, this region includes the countries of Malawi and Mozambique. Additionally, the distribution extends into Zambia within South Tropical Africa.

Sources: The World Checklist of Vascular Plants (WCVP)

Botanical Identification

Ecology

The ecology of Strophantus kombe is characterized by its presence in diverse vegetational structures, specifically thriving within forests, thickets, or wooded bushland environments. This species demonstrates a broad altitudinal adaptability, occupying an elevational range that begins at sea level (0 m AMSL) and extends up to a maximum of 1200 m AMSL.

Elevational range max:

1200 m AMSL

Elevational range min:

0 m AMSL

Habitat :

forest, thicket, or wooded bushland

Life history

The life history of Strophantus kombe is characterized by a perennial lifecycle, allowing the plant to persist across multiple growing seasons. In terms of its structural classification and growth habit, it exhibits characteristics consistent with both phanerophyte and nanophanerophyte life forms, indicating a developmental strategy where its buds are positioned at varying heights above the ground level.

Life form :

nanophanerophyte

Life form :

phanerophyte

Lifecycle :

perennial

Morphology

The morphology of Strophantus kombe is characterized by its growth as a woody shrub with a liana-like climbing habit. It is an obligatory climber that functions as an independent organism, meaning it does not act as a parasite, and it maintains a terrestrial existence rather than being aquatic or epiphytic. In terms of stature, the plant exhibits significant height variability, with its dimensions ranging from a minimum of 1 meter to a maximum of 4 meters, though it can reach a mean height of approximately 9 meters in certain environments.

Aquatic :

terrestrial

Climber :

liana

Climber :

obligatory

Epiphyte :

terrestrial

Growth form :

shrub

Parasite :

independent

Plant height max:

4 m

Plant height mean:

9 m

Plant height min:

1 m

Woodiness :

woody

Physiology

The physiology of Strophanthus kombé is characterized by complex metabolic pathways primarily focused on the biosynthesis of highly potent cardiac glycosides, such as strophanthin, within its specialized tissues. These secondary metabolites are synthesized through intricate enzymatic processes that involve the transformation of steroidal precursors, serving as a chemical defense mechanism against herbivory. The plant's nutritional physiology is driven by standard autotrophic processes, including photosynthesis and nutrient uptake via a specialized root system designed to absorb essential minerals from the soil. Regarding its symbiotic capabilities, Strophanthus kombé is not a nitrogen fixer, as it lacks the specialized root nodules containing nitrogen-fixing bacteria required to convert atmospheric nitrogen into usable forms. Consequently, its growth and physiological development are heavily dependent on the availability of nitrogen already present in the substrate.

Nitrogen fixer :

no

Reproduction

Reproduction in Strophanthus kombe involves the production of seeds that exhibit highly uniform physical characteristics. Based on recorded data, the seed mass is remarkably consistent, with a mean value of 0.0325 g. This uniformity is reflected in the lack of variance within the population, as both the maximum and minimum seed mass values are recorded at exactly 0.0325 g. Such precision in seed weight suggests a stabilized reproductive output where each individual seed maintains a specific, consistent mass of 0.0325 g.

Seed mass mean:

0.0325 g

Sources: Global Inventory of Floras and Traits (GIFT)

Chemicals

Strophanthus kombe has 19 reported phytochemicals identified across 0 scientific publications and several other databases. The most consistently reported chemicals include CYMARIN, Cardenolides, Cymarol, Cymarose, Emicymarin.

CYMARIN

1. Dr. Duke

Cardenolides

1. Dr. Duke

Cymarol

1. Dr. Duke

Cymarose

1. Dr. Duke

Emicymarin

1. Dr. Duke

Erysimosol

1. Dr. Duke

Glucocymarol

1. Dr. Duke

Helveticoside

1. Dr. Duke

Musaroside

1. Dr. Duke

Neoglucoerysimoside

1. Dr. Duke

Activities

Strophanthus kombe has 26 reported activities identified across 0 scientific publications and several other databases. The most consistently reported activities include Antianginal, Antiasthmatic, Anticancer (Cervix), Anticancer (Liver), Anticarcinomic.

Antianginal

1. Dr. Duke

Antiasthmatic

1. Dr. Duke

Anticancer (Cervix)

1. Dr. Duke

Anticancer (Liver)

1. Dr. Duke

Anticarcinomic

1. Dr. Duke

Antiedemic

1. Dr. Duke

Antihyperglycemic

1. Dr. Duke

Antimigraine

1. Dr. Duke

Antiseptic

1. Dr. Duke

Antitumor

1. Dr. Duke