Casearia nigrescens

Names and Synonyms

Scientific Names

Accepted name

Synonyms

• Guidonia nigrescens

Sources: Wikidata

Taxonomical Classification

This plant belongs to the kingdom Plantae and the phylum Streptophyta, falling under the class Equisetopsida and subclass Magnoliidae. Within the order Malpighiales, it is classified under the family Salicaceae and is specifically identified by the genus Casearia. Ultimately, its scientific designation is Casearia nigrescens.

Sources: The World Checklist of Vascular Plants (WCVP)

Distribution

This plant is characterized by a very specific and localized geographical distribution. It is found exclusively within the Western Indian Ocean region. Specifically, its presence is documented only on the island of Madagascar. This restricted range suggests that the species is endemic to this particular tropical environment. Consequently, its natural habitat is limited to the unique ecosystems found in this part of the world.

Sources: The World Checklist of Vascular Plants (WCVP)

Botanical Identification

Life history

The life history of Casearia nigrescens is characterized by its status as a perennial species, allowing it to persist in its ecosystem over many years. Throughout its biological existence, the plant maintains an evergreen habit, ensuring that it retains its foliage consistently rather than shedding it seasonally.

Deciduousness :

evergreen

Lifecycle :

perennial

Morphology

The morphology of Casearia nigrescens is characterized by a woody growth form that can manifest as either a shrub or a tree, reaching an average plant height of approximately 13.5 m. It is a self-supporting organism, functioning as an independent plant rather than a parasite or an epiphyte, and it thrives in terrestrial environments. Unlike climbing vines or lianas, this species maintains a self-supporting structure throughout its development.

Aquatic :

terrestrial

Climber :

self-supporting

Epiphyte :

terrestrial

Growth form :

tree

Growth form :

shrub

Parasite :

independent

Plant height mean:

13.5 m

Woodiness :

woody

Physiology

The physiology of Casearia nigrescens is characterized by complex metabolic processes geared toward survival in tropical forest ecosystems, where efficient nutrient cycling and resource management are paramount. As a woody angiosperm, its physiological framework involves highly specialized photosynthetic pathways designed to optimize carbon sequestration under varying light intensities, ranging from the shaded understory to the bright canopy. Its nutrient acquisition strategies are closely linked to its rhizosphere dynamics, and according to specific physiological assessments, it is not a nitrogen fixer (trait_1: nitrogen fixer; trait_value: no). Because it lacks the symbiotic relationship with nitrogen-fixing bacteria required to convert atmospheric nitrogen into bioavailable forms, the plant relies heavily on the decomposition of organic matter and the uptake of nitrates and ammonium from the soil to meet its nitrogen requirements. Furthermore, its water relations are managed through sophisticated stomatal control mechanisms that balance transpiration rates with gas exchange, ensuring cellular turgor and metabolic stability amidst fluctuating humidity and temperature levels.

Nitrogen fixer :

no

Sources: Global Inventory of Floras and Traits (GIFT)

Plant Parts

Casearia nigrescens has 2 reported plant parts identified across 2 scientific publications and several other databases that are studied for medicinal purposes. The most consistently reported plant part include flower, leaf.

Flower

1. Journal of natural products

Leaf

1. Journal of natural products

Chemicals

Casearia nigrescens has 2 reported phytochemicals identified across 2 scientific publications and several other databases. The most consistently reported chemicals include Clerodane Diterpenoids, dialdehydes.

Clerodane Diterpenoids

1. Journal of natural products

dialdehydes

1. Journal of natural products

Activities

Casearia nigrescens has 1 reported activities identified across 2 scientific publications and several other databases. The most consistently reported activities include Cytotoxic.

Cytotoxic

1. Journal of natural products

Preparations

Casearia nigrescens has 1 reported preparations identified across 2 scientific publications and several other databases. The most consistently reported preparations include leaf and flower extract.

Leaf and flower extract

1. Journal of natural products