Lowveld bead-string

Names and Synonyms

Common Names

• Lowveld Bead-string
• Venda Beadstring
• lowveld beadstring

Scientific Names

Accepted name

Synonyms

• Macaranga thonneri
• Lepidoturus laxiflorus
• Alchornea schlechteri
• Alchornea engleri

Sources: Wikidata, Catalogue of Life

Taxonomical Classification

This plant belongs to the kingdom Plantae and is classified within the phylum Streptophyta and the class Equisetopsida. As a member of the subclass Magnoliidae and the order Malpighiales, it is further categorized under the family Euphorbiaceae. Finally, its taxonomic identity is defined by the genus Alchornea.

Sources: The World Checklist of Vascular Plants (WCVP)

Distribution

This plant exhibits a diverse geographical distribution spanning across several regions of the African continent. In West Tropical Africa, its presence is documented in Guinea, Nigeria, and Sierra Leone. Moving toward the center of the continent, the species is also found within West-Central Tropical Africa. Specifically, its range extends into the Central African Republic and reaches as far as Burundi. Consequently, the distribution of Alchornea laxiflora covers a vast area of tropical habitats.

Sources: The World Checklist of Vascular Plants (WCVP)

Botanical Identification

Ecology

The ecology of Alcornhea laxiflora is characterized by its adaptation to diverse forest environments, where it can be found inhabiting both moist and dry forest ecosystems. This species demonstrates a broad altitudinal distribution, thriving across a significant elevational gradient that begins at 30 m AMSL and extends up to a maximum of 576 m AMSL.

Elevational range max:

576 m AMSL

Elevational range min:

30 m AMSL

Habitat :

moist or dry forest

Life history

The life history of Alchornea laxiflora is characterized by its classification as a perennial plant, allowing it to persist through multiple growing seasons. As a phanerophyte, it maintains its stems well above the ground level, though it can also be categorized under the nanophanerophyte life form depending on the specific environmental context and growth habit. This species exhibits a deciduous nature, shedding its foliage seasonally as part of its natural life cycle.

Deciduousness :

deciduous

Life form :

nanophanerophyte

Life form :

phanerophyte

Lifecycle :

perennial

Morphology

The morphology of Alchornea laxiflora is characterized by a woody growth form, specifically categorized as a tree. It is a terrestrial, independent plant that does not function as a parasite or an epiphyte. As a self-supporting species, it lacks the climbing habits of lianas or vines, maintaining a sturdy structural integrity. In terms of stature, the plant exhibits significant variation in height, with a minimum recorded height of 0.69 m, a mean height of approximately 5.17 m, and a maximum height reaching up to 6.10 m.

Aquatic :

terrestrial

Climber :

self-supporting

Epiphyte :

terrestrial

Growth form :

tree

Parasite :

independent

Plant height max:

6.096074128 m

Plant height mean:

5.16666666666667 m

Plant height min:

0.69 m

Woodiness :

woody

Physiology

The physiology of Alchornea laxiflora is characterized by complex metabolic processes adapted to its specific ecological niche, particularly regarding its nutrient acquisition strategies. A key aspect of its physiological profile is its interaction with soil nutrients; specifically, this species is not a nitrogen fixer, meaning it lacks the symbiotic relationship with diazotrophic bacteria required to convert atmospheric nitrogen into bioavailable forms. Instead, it relies on the uptake of nitrates and ammonium present in the soil through its root system to support protein synthesis and cellular growth. Its metabolic pathways involve efficient carbon fixation through photosynthesis to drive energy production, alongside specialized secondary metabolite pathways that produce bioactive compounds. These chemical processes are integral to the plant's defense mechanisms and its overall physiological resilience in its natural habitat.

Nitrogen fixer :

no

Sources: Global Inventory of Floras and Traits (GIFT)

Plant Parts

Alchornea laxiflora has 3 reported plant parts identified across 5 scientific publications and several other databases that are studied for medicinal purposes. The most consistently reported plant part include leaf, root, stem.

Leaf

1. Clinical pharmacology and translational medicine
2. Frontiers in veterinary science
3. Frontiers in pharmacology

Root

1. Frontiers in pharmacology

Stem

1. Frontiers in pharmacology

Chemicals

Alchornea laxiflora has 5 reported phytochemicals identified across 5 scientific publications and several other databases. The most consistently reported chemicals include Fatty acids, Flavonoids, Terpenoids, Triterpenes, polyphenols.

Fatty acids

1. Frontiers in pharmacology

Flavonoids

1. Frontiers in pharmacology

Terpenoids

1. Frontiers in pharmacology

Triterpenes

1. Saudi journal of biological sciences

polyphenols

1. Saudi journal of biological sciences

Activities

Alchornea laxiflora has 2 reported activities identified across 5 scientific publications and several other databases. The most consistently reported activities include Anticonvulsant, Inflammatory.

Anticonvulsant

1. Epilepsy & behavior : E&B

Inflammatory

1. Frontiers in pharmacology

Conditions

Alchornea laxiflora has 4 reported investigations on conditions identified across 5 scientific publications and several other databases. The most consistently reported conditions include Enterococcus faecalis, Escherichia coli, Staphylococcus aureus, mitochondria dysfunction.

Enterococcus faecalis

1. Frontiers in veterinary science

Escherichia coli

1. Frontiers in veterinary science

Staphylococcus aureus

1. Frontiers in veterinary science

Mitochondria dysfunction

1. Clinical pharmacology and translational medicine

Preparations

Alchornea laxiflora has 4 reported preparations identified across 5 scientific publications and several other databases. The most consistently reported preparations include leaves, organic and aqueous leaf extracts, root, stem.

Leaves

1. Clinical pharmacology and translational medicine
2. Frontiers in pharmacology

Organic and aqueous leaf extracts

1. Frontiers in veterinary science

Root

1. Frontiers in pharmacology

Stem

1. Frontiers in pharmacology