spreading diamond flower

Names and Synonyms

Common Names

• spreading diamond flower

Scientific Names

Accepted name

Synonyms

• Oldenlandia diffusa
• Hedyotis diffusa var. extensa
• Oldenlandia pseudocorymbosa
• Oldenlandia corymbosa var. uniflora
• Hedyotis pseudocorymbosa
• Oldenlandia burmanniana
• Oldenlandia pauciflora
• Oldenlandia angustifolia var. pedicellata
• Oldenlandia diffusa var. extensa
• Oldenlandia diffusa var. polygonoides
• Oldenlandia herbacea var. uniflora
• Hedyotis diffusa
• Hedyotis diffusa var. longipes

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. Finally, it is identified by the genus Scleromitrion and the specific species name Scleromitrion diffusum.

Sources: The World Checklist of Vascular Plants (WCVP)

Distribution

This plant exhibits a broad distribution across several regions within East Asia. In China, it can be found throughout the South-Central, Southeast, and Hainan areas. Its presence extends beyond mainland China to include the islands of Japan. Additionally, the species is documented to grow within the Korean peninsula. Consequently, its geographical range spans a significant portion of the Eastern Asian landscape.

Sources: The World Checklist of Vascular Plants (WCVP)

Botanical Identification

Ecology

The ecology of Sclerotium diffusum is characterized by its distribution across a specific altitudinal gradient, thriving within a defined vertical niche in its natural habitat. This species is typically found inhabiting environments ranging from a minimum elevation of 300 m AMSL to a maximum elevation of 1500 m AMSL. This elevational range suggests an ability to adapt to varying environmental pressures, including fluctuations in temperature, atmospheric pressure, and moisture availability as the terrain ascends from lower foothills to mid-elevation zones.

Elevational range max:

1500 m AMSL

Elevational range min:

300 m AMSL

Life history

The life history of Sclerotium diffusum is characterized by an annual lifecycle, meaning the plant completes its entire developmental sequence from germination to seed production within a single growing season. In terms of its structural growth strategy and survival mechanism, it is classified as a therophyte, a life form that survives the unfavorable seasons as ephemeral seeds rather than through persistent vegetative structures. This classification as a therophyte dictates its ecological strategy of rapid growth and reproduction to maximize fitness before the onset of environmental stress.

Life form :

therophyte

Lifecycle :

annual

Morphology

The morphology of Scleroitria diffusum is characterized by a herbaceous growth form, functioning as a non-woody plant that lacks significant lignification. It exhibits a self-supporting climbing habit, which allows it to navigate its environment without relying on host structures for primary stability. As a terrestrial organism, it is not an epiphyte, growing instead within the soil substrate rather than on other plants. Furthermore, the species is an independent organism, meaning it does not function as a parasite and maintains its own nutritional processes without depending on a host for sustenance.

Climber :

self-supporting

Epiphyte :

terrestrial

Growth form :

herb

Parasite :

independent

Woodiness :

non-woody

Sources: Global Inventory of Floras and Traits (GIFT)

Plant Parts

Scleromitrion diffusum has 5 reported plant parts identified across 5 scientific publications and several other databases that are studied for medicinal purposes. The most consistently reported plant part include flower, fruit, leaf, root, stem.

Flower

1. Scientific data

Fruit

1. Scientific data

Leaf

1. Scientific data

Root

1. Scientific data

Stem

1. Scientific data

Chemicals

Scleromitrion diffusum has 15 reported phytochemicals identified across 5 scientific publications and several other databases. The most consistently reported chemicals include Ursolic acid, (5E,9Z)-farnesyl acetone, Asperuloside, CYCLOHEXYL ANTHRANILATE, E-6-O-p-coumaroyl scandoside methyl ester.

Ursolic acid

1. The Journal of pharmacy and pharmacology
2. Journal of cellular physiology

(5E,9Z)-farnesyl acetone

1. Chemistry & biodiversity

Asperuloside

1. Chemical & pharmaceutical bulletin

CYCLOHEXYL ANTHRANILATE

1. Chemistry & biodiversity

E-6-O-p-coumaroyl scandoside methyl ester

1. Chemical & pharmaceutical bulletin

Epigallocatechin gallate

1. Mini reviews in medicinal chemistry

Hexadecanoic acid

1. Chemistry & biodiversity

OLEANOLIC ACID

1. Journal of cellular physiology

PENTADECANAL

1. Chemistry & biodiversity

RUTIN

1. Zhongguo Zhong yao za zhi = Zhongguo zhongyao zazhi = China journal of Chinese materia medica

Activities

Scleromitrion diffusum has 9 reported activities identified across 5 scientific publications and several other databases. The most consistently reported activities include Anticancer, Antioxidant, Antibacterial, Antidiabetic, Antimicrobial.

Anticancer

1. Molecules (Basel, Switzerland)
2. Drug design, development and therapy
3. Naunyn-Schmiedeberg's archives of pharmacology

Antioxidant

1. Chemistry & biodiversity
2. Naunyn-Schmiedeberg's archives of pharmacology

Antibacterial

1. Zhongguo Zhong yao za zhi = Zhongguo zhongyao zazhi = China journal of Chinese materia medica

Antidiabetic

1. Chemistry & biodiversity

Antimicrobial

1. Chemistry & biodiversity

Antimutagenic

1. European journal of cancer prevention : the official journal of the European Cancer Prevention Organisation (ECP)

Antiproliferative

1. Journal of cellular physiology

Antitumor

1. Journal of integrative medicine

Apoptotic

1. Journal of cellular physiology

Conditions

Scleromitrion diffusum has 2 reported investigations on conditions identified across 5 scientific publications and several other databases. The most consistently reported conditions include breast cancer, ovarian cancer.

Breast cancer

1. Phytomedicine : international journal of phytotherapy and phytopharmacology

Ovarian cancer

1. Journal of integrative medicine

Preparations

Scleromitrion diffusum has 9 reported preparations identified across 5 scientific publications and several other databases. The most consistently reported preparations include aqueous extract, Epigallocatechin Gallate, Essential oils from stem barks and leaves, UA extracted from Oldenlandia diffusa, extracts.

Aqueous extract

1. Scientific reports
2. European journal of medical research

Epigallocatechin gallate

1. Mini reviews in medicinal chemistry

Essential oils from stem barks and leaves

1. Chemistry & biodiversity

Ua extracted from oldenlandia diffusa

1. The Journal of pharmacy and pharmacology

Extracts

1. Journal of cellular physiology

Extracts of whole hedyotis diffusa plants

1. Antioxidants (Basel, Switzerland)

Herbal teas

1. Frontiers in chemistry

Injection

1. International immunopharmacology

Water extract

1. Pharmaceutical biology