Ormosia sumatrana

Names and Synonyms

Scientific Names

Accepted name

Synonyms

• Macrotropis sumatrana
• Chaenolobium decemjugum
• Ormosia euphorioides
• Chaenolobium septemjugum
• Ormosia ridleyi
• Ormosia microsperma var. ridleyi

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 Fabales, it is classified under the family Fabaceae and the genus Ormosia.

Sources: The World Checklist of Vascular Plants (WCVP)

Distribution

This plant exhibits a broad geographical presence across several key regions in Southeast Asia. Within the Indo-China territory, its distribution extends through Laos, Thailand, and Vietnam. Moving into the Malesia region, the species can also be found on the island of Borneo. Additionally, its range encompasses the island of Jawa. Together, these locations highlight the diverse ecological habitats where the species thrives.

Sources: The World Checklist of Vascular Plants (WCVP)

Botanical Identification

Life history

The life history of Ormosia sumatrana is characterized by a perennial lifecycle, allowing the plant to persist in its ecosystem over many years. As a long-lived woody species, it undergoes a continuous developmental process that extends far beyond the single growing seasons typical of annuals or biennials. Its growth pattern involves establishing a robust structural framework that supports long-term survival and repeated reproductive cycles within its natural habitat. Throughout its extended lifespan, the plant manages various stages of maturity, from initial seedling establishment to a stable adult phase, ensuring its continued presence and contribution to the local biodiversity.

Lifecycle :

perennial

Morphology

The morphology of Ormosia sumatrana is characterized by a woody growth form, primarily manifesting as a tree. This plant is terrestrial in its ecological habit, rather than epiphytic, and exhibits a self-supporting structure. Although it can be categorized under climbing traits such as a liana or vine, its growth habit is specifically defined as self-supporting. In terms of physical dimensions, the plant reaches a maximum height of approximately 20 m, with a mean plant height also recorded at 20 m.

Climber :

self-supporting

Epiphyte :

terrestrial

Growth form :

tree

Plant height mean:

20 m

Woodiness :

woody

Physiology

The physiology of Ormosia sumatrana is characterized by a C3 photosynthetic pathway, a common metabolic strategy in many tropical woody species that involves the direct fixation of atmospheric carbon dioxide through the Calvin cycle. Unlike plants utilizing C4 or CAM pathways, this species relies on the enzyme RuBisCO for initial carbon assimilation, typically favoring environments with sufficient moisture to mitigate photorespiration. Furthermore, regarding its nutrient cycling capabilities, Ormosia sumatrana is not a nitrogen fixer, meaning it does not possess the symbiotic relationship with diazotrophic bacteria required to convert atmospheric nitrogen into bioavailable forms; instead, it must rely on the uptake of nitrates and ammonium present in the soil substrate to meet its nitrogenous requirements for protein synthesis and metabolic function.

Nitrogen fixer :

no

Photosynthetic pathway :

C3

Sources: Global Inventory of Floras and Traits (GIFT)

Plant Parts

Ormosia sumatrana 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. Journal of natural products

Chemicals

Ormosia sumatrana has 2 reported phytochemicals identified across 1 scientific publications and several other databases. The most consistently reported chemicals include 3'-O-cinnamoylprocyanidin A-2, sumatranoside.

3'-O-cinnamoylprocyanidin A-2

1. Journal of natural products

sumatranoside

1. Journal of natural products