Platymiscium floribundum

Names and Synonyms

Scientific Names

Accepted name

Sources: Wikidata, Catalogue of Life

Taxonomical Classification

This plant, Platymiscium floribundum, belongs to the kingdom Plantae and the phylum Streptophyta. Within the class Equisetopsida and subclass Magnoliidae, it is classified under the order Fabales and the family Fabaceae. Its taxonomic identity is further defined by its placement within the genus Platymiscium.

Sources: The World Checklist of Vascular Plants (WCVP)

Distribution

This plant exhibits a wide and varied distribution across several major regions of Brazil. It is notably present in the Brazil West-Central area, contributing to the country's diverse botanical landscape. Furthermore, its range extends into the Brazil Northeast, showing adaptability to different environmental conditions. The species can also be found throughout the Brazil Southeast, spanning diverse ecosystems. Finally, its geographical footprint includes the Brazil South region, completing its broad presence across the nation.

Sources: The World Checklist of Vascular Plants (WCVP)

Botanical Identification

Ecology

The ecology of Platymiscium floribundum is characterized by its distribution across low-lying coastal and lowland regions, occupying a specific altitudinal niche within its habitat. This species thrives within an elevational range that begins at sea level, specifically starting at 0 m AMSL, and extends up to a maximum altitude of 400 m AMSL. This relatively narrow vertical distribution suggests that the plant is adapted to the humid, tropical, or subtropical conditions typically found in lowland forest ecosystems or riparian zones, where moisture availability and temperature stability are consistent with lower elevations.

Elevational range max:

400 m AMSL

Elevational range min:

0 m AMSL

Life history

The life history of Platymiscium floribundum is characterized by its status as a perennial species, allowing it to establish a long-term presence within its ecosystem through repeated seasonal growth cycles. As an evergreen plant, it maintains its foliage throughout the year, providing continuous photosynthetic activity and structural stability regardless of seasonal shifts. This combination of a perennial lifecycle and evergreen habit enables the plant to persist through varying environmental conditions, ensuring a stable developmental progression over many years.

Deciduousness :

evergreen

Lifecycle :

perennial

Morphology

The morphology of Platymiscium floribundum is characterized by its robust growth form, specifically classified as a woody tree. This species reaches significant dimensions in the forest canopy, with a mean plant height of approximately 18 m and a maximum potential height of up to 25 m. As a terrestrial organism, it maintains an independent lifestyle, functioning as a non-parasitic and non-epiphytic plant that grows directly within its soil substrate. In terms of its structural habit, the plant is categorized as self-supporting, meaning it does not require external structures such as lianas or vines to maintain its upright stature.

Aquatic :

terrestrial

Climber :

self-supporting

Epiphyte :

terrestrial

Growth form :

tree

Parasite :

independent

Plant height max:

25 m

Plant height mean:

18 m

Woodiness :

woody

Physiology

The physiology of Platymiscium floribundum is characterized by a C3 photosynthetic pathway, a method of carbon fixation typical of many woody legumes that involves the direct carboxylation of ribulose-1,5-bisphosphate by the enzyme RuBisCO. This metabolic process allows the plant to efficiently manage gas exchange and energy production under temperate to subtropical environmental conditions. Furthermore, the species functions as a nitrogen fixer, establishing a symbiotic relationship with specialized soil bacteria, such as Rhizobium, within its root nodules. This biological nitrogen fixation enables the plant to convert atmospheric nitrogen into bioavailable forms, significantly enhancing its ability to thrive in nitrogen-limited soils and contributing to the overall nutrient cycling of its ecosystem.

Nitrogen fixer :

yes

Photosynthetic pathway :

C3

Reproduction

The reproduction of Platymiscium floribundum is driven by biotic pollination syndromes, relying on living organisms rather than abiotic factors to facilitate the transfer of pollen. This plant exhibits a complex reproductive strategy characterized by diverse insect-mediated interactions, specifically utilizing a generalist insect pollination approach. Within this ecological framework, the species demonstrates a strong affinity for bee pollination, where these specific insects act as primary pollinators to ensure successful fertilization and genetic exchange.

Pollination syndrome :

insect

Pollination syndrome :

bee

Pollination syndrome :

biotic

Sources: Global Inventory of Floras and Traits (GIFT)

Chemicals

Platymiscium floribundum has 2 reported phytochemicals identified across 0 scientific publications and several other databases. The most consistently reported chemicals include 2,3,9-trimethoxypterocarpan, 3,10-Dihydroxy-9-methoxypterocarpan.

2,3,9-trimethoxypterocarpan

1. Journal of natural products

3,10-Dihydroxy-9-methoxypterocarpan

1. Journal of natural products

Activities

Platymiscium floribundum has 1 reported activities identified across 0 scientific publications and several other databases. The most consistently reported activities include Cytotoxic.

Cytotoxic

1. Journal of natural products

Preparations

Platymiscium floribundum has 1 reported preparations identified across 0 scientific publications and several other databases. The most consistently reported preparations include heartwood.

Heartwood

1. Journal of natural products