Broadleaf Nettle

Names and Synonyms

Common Names

• Broadleaf Nettle

Scientific Names

Accepted name

Synonyms

• Urticastrum alatipes
• Girardinia marginata
• Fleurya alatipes
• Fleurya urticoides
• Fleurya urticoides var. glabrata

Sources: Wikidata, Catalogue of Life

Taxonomical Classification

This plant belongs to the kingdom Plantae and is classified under the phylum Streptophyta and the class Equisetopsida. Within the subclass Magnoliidae, it is further categorized under the order Rosales and the family Urticaceae. Finally, it is identified by its specific genus, Laportea.

Sources: The World Checklist of Vascular Plants (WCVP)

Distribution

This plant exhibits a widespread distribution across several key regions of the African continent. In West-Central Tropical Africa, it can be found in the country of Cameroon and throughout the Gulf of Guinea Islands. Its presence extends further into the heart of West-Central Tropical Africa within the Democratic Republic of the Congo. Additionally, this species is documented in the East African region of Rwanda. Finally, its range reaches into Northeast Tropical Africa, specifically within the borders of Ethiopia.

Sources: The World Checklist of Vascular Plants (WCVP)

Botanical Identification

Ecology

The ecology of Laportea alatipes is defined by its specific distribution within montane environments, where it thrives across a distinct altitudinal gradient. This species occupies a specialized ecological niche found within elevations ranging from a minimum of 1400 m AMSL to a maximum of 1980 m AMSL. Within this vertical range, the plant is adapted to the specific climatic conditions, moisture levels, and soil compositions characteristic of these mid-to-high altitude zones, playing a role in the structural and biological dynamics of its native habitat.

Elevational range max:

1980 m AMSL

Elevational range min:

1400 m AMSL

Life history

The life history of Laportea alatipes is characterized by its classification as a perennial plant, allowing it to persist in its environment over multiple growing seasons rather than completing its life cycle within a single year. As a perennial species, it maintains a continuous presence in its habitat, often establishing robust root systems or rhizomatous structures that facilitate long-term survival and the ability to regrow after periods of dormancy or environmental stress. This extended lifespan enables the plant to engage in repeated reproductive cycles, contributing to its stability within its specific ecological niche.

Lifecycle :

perennial

Morphology

The morphology of Laportea alatipes is characterized by its growth form as a non-woody herb, typically existing as a self-supporting plant rather than a climbing liana or vine. It functions as an independent organism, neither acting as a parasite nor as an epiphyte, as it maintains a strictly terrestrial habit. In terms of stature, the plant exhibits a variable height, with measurements ranging from a minimum of 0.5 m to a maximum and mean height of approximately 1.5 m.

Aquatic :

terrestrial

Climber :

self-supporting

Epiphyte :

terrestrial

Growth form :

herb

Parasite :

independent

Plant height mean:

1.5 m

Plant height min:

0.5 m

Woodiness :

non-woody

Physiology

The physiology of Laportea alatipes is fundamentally characterized by a C3 photosynthetic pathway, which dictates its metabolic processes and carbon fixation strategies. Within this C3 mechanism, the plant utilizes the enzyme Ribulose-1,5-bisphosphate carboxylase/oxygenase (RuBisCO) to fix atmospheric carbon dioxide directly into a three-carbon compound during the Calvin cycle. This physiological framework implies that the plant typically thrives in environments where water is relatively available, as the C3 pathway involves the opening of stomata for gas exchange, which inherently leads to transpiration. The metabolic efficiency of the plant is closely tied to its ability to manage photorespiration, a process that occurs when RuBisCO fixes oxygen instead of carbon dioxide, particularly under conditions of high temperature or limited moisture. Consequently, its physiological adaptations are geared toward optimizing light interception and nutrient uptake to support the energy demands of this standard carbon assimilation route.

Photosynthetic pathway :

C3

Sources: Global Inventory of Floras and Traits (GIFT)

Plant Parts

Laportea alatipes 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. Scientific reports

Chemicals

Laportea alatipes has 4 reported phytochemicals identified across 1 scientific publications and several other databases. The most consistently reported chemicals include CD, PB, VITAMIN E, Vitamin A.

CD

1. Scientific reports

PB

1. Scientific reports

VITAMIN E

1. Scientific reports

Vitamin A

1. Scientific reports

Activities

Laportea alatipes has 2 reported activities identified across 1 scientific publications and several other databases. The most consistently reported activities include Antidiabetic, Antioxidant.

Antidiabetic

1. Scientific reports

Antioxidant

1. Scientific reports

Conditions

Laportea alatipes has 1 reported investigations on conditions identified across 1 scientific publications and several other databases. The most consistently reported conditions include antidiabetic.

Antidiabetic

1. Scientific reports

Preparations

Laportea alatipes has 2 reported preparations identified across 1 scientific publications and several other databases. The most consistently reported preparations include cooked, uncooked.

Cooked

1. Scientific reports

Uncooked

1. Scientific reports