Macaranga siamensis

Names and Synonyms

Scientific Names

Accepted name

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 Euphorbiaceae and is identified by the genus Macaranga.

Sources: The World Checklist of Vascular Plants (WCVP)

Distribution

This plant is primarily located within the diverse landscapes of the Indo-China region. Its natural habitat includes the tropical environments found in Laos. Additionally, the species is widely distributed across the various terrains of Thailand. These specific areas represent the core geographical range for the species in Southeast Asia. Consequently, the plant's presence is closely tied to the unique climates of these two neighboring nations.

Sources: The World Checklist of Vascular Plants (WCVP)

Botanical Identification

Life history

The life history of Macaranga siamensis is characterized by its classification as a phanerophyte, specifically manifesting as both a phanerophyte and a nanophanerophyte depending on the maturity and environmental conditions of the individual specimen. As a phanerophyte, the plant maintains its buds and growing points well above the soil surface, typically developing into a woody shrub or small tree that dominates the secondary forest understory and disturbed habitats. This life strategy allows it to access sunlight effectively through elevated foliage, while its growth habit as a nanophanerophyte reflects its ability to exist in a more compact, stunted form when resources are limited or during early successional stages. Through this life history, the species functions as a fast-growing pioneer, utilizing its elevated bud position to rapidly colonize open spaces and establish a structural presence in its ecosystem.

Life form :

phanerophyte

Morphology

The morphology of Macaranga siaensis is characterized by a woody growth habit, featuring a robust and perennial structure. It functions as a self-supporting climber, exhibiting characteristics of both a liana and a vine, though it maintains sufficient structural integrity to stand independently. In its climbing behavior, it is classified as a self-supporting entity rather than an obligatory or facultative climber that relies heavily on external hosts for verticality. The plant is an independent organism, lacking any parasitic tendencies, and it maintains a strictly terrestrial life cycle rather than behaving as an epiphyte.

Climber :

self-supporting

Epiphyte :

terrestrial

Parasite :

independent

Woodiness :

woody

Sources: Global Inventory of Floras and Traits (GIFT)

Activities

Macaranga siamensis has 1 reported activities identified across 0 scientific publications and several other databases. The most consistently reported activities include Antiphlogistic.

Antiphlogistic

1. Journal of natural products