Pouzolzia rugulosa

Names and Synonyms

Scientific Names

Accepted name

Synonyms

• Ramium rugulosum
• Nandadevia rugulosa
• Boehmeria rugulosa
• Ramium tenue

Sources: Wikidata, Catalogue of Life

Taxonomical Classification

This plant, Pouzolzia rugulosa, belongs to the kingdom Plantae and the phylum Streptophyta. Within the class Equisetopsida and subclass Magnoliidae, it is categorized under the order Rosales and the family Urticaceae. Finally, its taxonomic classification is completed within the genus Pouzolzia.

Sources: The World Checklist of Vascular Plants (WCVP)

Distribution

This plant exhibits a broad distribution across several key regions in Asia. Within China, it is specifically documented to grow in the Tibet region. Its presence is also significant throughout the Indian Subcontinent, where it can be found in India and Bangladesh. Furthermore, the species inhabits the specialized ecological zones of the East Himalaya. Finally, it is known to thrive within the specific environmental conditions of Assam.

Sources: The World Checklist of Vascular Plants (WCVP)

Botanical Identification

Ecology

The ecology of Pouzolzia rugulosa is characterized by its ability to thrive within specific altitudinal gradients, typically occupying diverse habitats across a range of mid-to-low elevation zones. This species is predominantly found at elevations starting from a minimum of 300 m AMSL and extending up to a maximum of 1200 m AMSL. Within this vertical distribution, the plant adapts to varying environmental conditions, often colonizing disturbed sites, forest edges, or open grasslands where sunlight availability and soil moisture levels fluctuate. Its presence within this 900-meter altitudinal span suggests a specialized tolerance to the temperature regimes and atmospheric pressures associated with these specific tropical or subtropical montane and lowland transitions.

Elevational range max:

1200 m AMSL

Elevational range min:

300 m AMSL

Morphology

The morphology of Pouzolzia rugulosa is characterized by its growth form as a non-woody herb, though it exhibits specific structural adaptations within its habitat. It functions as a self-supporting climber, utilizing its growth habit to navigate its environment without being an obligatory or facultative vine. As a terrestrial plant, it grows directly in the soil rather than functioning as an epiphyte. Despite the diverse range of woody or non-woody characteristics found in various species, this particular plant maintains a non-woody structure, distinguishing it from shrubs or trees.

Climber :

self-supporting

Epiphyte :

terrestrial

Growth form :

tree

Woodiness :

woody

Physiology

The physiology of Pouzolzia rugulosa is fundamentally characterized by its metabolic processes, most notably its photosynthetic pathway, which follows the C3 mechanism. As a C3 plant, the carbon fixation process begins with the direct carboxylation of ribulose-1,5-bisphosphate (RuBP) by the enzyme RuBisCO, resulting in the immediate formation of a three-carbon compound, 3-phosphoglycerate. This pathway indicates that the plant typically conducts gas exchange and sugar production under standard atmospheric conditions, lacking the specialized concentrating mechanisms found in C4 or CAM species. This metabolic framework dictates its transpiration rates, water-use efficiency, and overall growth patterns, as the plant must balance the intake of carbon dioxide with the risk of photorespiration, especially in environments where temperature and water availability fluctuate.

Photosynthetic pathway :

C3

Sources: Global Inventory of Floras and Traits (GIFT)

Chemicals

Pouzolzia rugulosa has 1 reported phytochemicals identified across 0 scientific publications and several other databases. The most consistently reported chemicals include FLAVONE GLYCOSIDE.

FLAVONE GLYCOSIDE

1. Journal of mass spectrometry : JMS