Common Tricalysia

Names and Synonyms

Common Names

• Common Tricalysia

Scientific Names

Accepted name

Synonyms

• Diplospora viridiflora var. tanakae
• Tricalysia viridiflora
• Tricalysia lutea
• Gardenia daphnoides
• Canthium viridiflorum
• Diplospora viridiflora
• Hypobathrum viridiflorum
• Diplospora buisanensis
• Canthium dubium
• Tricalysia viridiflora var. tanakae
• Diplospora tanakae
• Discospermum dubium
• Tricalysia viridiflora var. buisanensis
• Tricalysia dubia

Sources: Wikidata, Catalogue of Life

Taxonomical Classification

This plant belongs to the kingdom Plantae and the phylum Streptophyta, falling under the class Equisetopsida and subclass Magnoliidae. Within the order Gentianales, it is classified under the family Rubiaceae. Ultimately, it is identified by the genus Diplospora, specifically as the species Diplospora dubia.

Sources: The World Checklist of Vascular Plants (WCVP)

Distribution

This plant exhibits a wide distribution across several regions in Eastern Asia. In China, its presence is documented throughout the South-Central, Southeast, and Hainan areas. Beyond the mainland, it can also be found growing in the islands of Japan. Furthermore, the species is specifically recorded within the Nansei-shoto archipelago. Together, these locations define the primary geographical range of Diplospora dubia.

Sources: The World Checklist of Vascular Plants (WCVP)

Botanical Identification

Life history

The life history of Diplospora dubia is characterized by its specific growth strategies and structural adaptations to its environment, primarily defined by its classification as a phanerophyte. This indicates that its perennating buds are located well above the ground, allowing the plant to maintain its structure and survive seasonal changes. Additionally, the species exhibits characteristics of a nanophanerophyte, a subset of the phanerophyte group where the plant maintains a relatively small stature while still keeping its buds elevated above the soil surface. This combination of life forms suggests a perennial existence where the plant invests in upright woody or semi-woody structures to protect its reproductive and vegetative meristems from environmental stressors.

Life form :

nanophanerophyte

Life form :

phanerophyte

Morphology

The morphology of Diplospora dubia is characterized by a woody structure, exhibiting a growth form categorized as a tree. It functions as an independent organism rather than a parasite, maintaining its own nutritional processes. In terms of its habitat and climbing habits, the plant is terrestrial in nature and possesses a self-supporting climbing mechanism, behaving as a self-supporting liana or vine.

Climber :

self-supporting

Epiphyte :

terrestrial

Growth form :

tree

Parasite :

independent

Woodiness :

woody

Reproduction

The reproduction of Diplospora dubia is characterized by specific seed morphological traits and diverse dispersal mechanisms. The plant produces seeds with a highly uniform mass, where both the minimum and maximum recorded values, as well as the mean seed mass, are consistent at 0.0052 g. In terms of how its progeny are distributed throughout the environment, the species exhibits a versatile dispersal syndrome. While it is primarily classified as zoochorous, involving animal-mediated dispersal, its reproductive strategy is multifaceted and includes anemochorous (wind), autochorous (self-dispersal), hydrochorous (water), and unspecialized methods, allowing for effective colonization across varying ecological conditions.

Dispersal syndrome :

zoochorous

Seed mass mean:

0.0052 g

Sources: Global Inventory of Floras and Traits (GIFT)

Plant Parts

Diplospora dubia 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

Diplospora dubia has 8 reported phytochemicals identified across 1 scientific publications and several other databases. The most consistently reported chemicals include Sammangaoside B, Tricalysioside A, Tricalysioside C, Tricalysioside D, Tricalysioside E.

Sammangaoside B

1. Chemical & pharmaceutical bulletin

Tricalysioside A

1. Journal of natural products

Tricalysioside C

1. Journal of natural products

Tricalysioside D

1. Journal of natural products

Tricalysioside E

1. Journal of natural products

Tricalysioside F

1. Journal of natural products

Tricalysioside G

1. Journal of natural products

tricalysioside B

1. Journal of natural products

Preparations

Diplospora dubia has 1 reported preparations identified across 1 scientific publications and several other databases. The most consistently reported preparations include MeOH extract.

Meoh extract

1. Chemical & pharmaceutical bulletin