spine gourd

Names and Synonyms

Common Names

• spine gourd
• Teasle Gourd

Scientific Names

Accepted name

Synonyms

• Momordica wallichii
• Momordica dioeca
• Trichosanthes russeliana
• Momordica hispida
• Momordica hamiltoniana
• Momordica heyneana
• Momordica missionis
• Momordica trilobata

Sources: Wikidata, Catalogue of Life

Taxonomical Classification

This plant, known scientifically as Momordica dioica, belongs to the kingdom Plantae and the phylum Streptophyta. It is classified under the class Equisetopsida and subclass Magnoliidae within the order Cucurbitales. Finally, it is a member of the family Cucurbitaceae and the genus Momordica.

Sources: The World Checklist of Vascular Plants (WCVP)

Distribution

This plant is widely distributed across several key regions within the Indian Subcontinent. It can be found growing natively throughout the various territories of India. Its presence extends significantly into the neighboring country of Bangladesh as well. Furthermore, it is commonly located within the rugged landscapes of Nepal and the East Himalaya. Additionally, the species is well-established in the specific region of Assam.

Sources: The World Checklist of Vascular Plants (WCVP)

Botanical Identification

Ecology

The ecology of Momordica dioica is characterized by its adaptation to specific montane environments, where it thrives within a distinct altitudinal belt. This species is typically found across an elevational range that begins at a minimum of 1200 m AMSL and extends up to a maximum of 2500 m AMSL. Within this vertical gradient, the plant occupies various ecological niches, often favoring moist, shaded areas or forest margins where it can utilize its climbing habit to access light. Its distribution is closely tied to these specific altitudinal parameters, which influence the temperature, humidity, and soil moisture levels necessary for its growth and reproductive success.

Elevational range max:

2500 m AMSL

Elevational range min:

1200 m AMSL

Life history

The life history of Momordica dioica is characterized by its status as a perennial plant, often exhibiting variable growth patterns that allow it to persist through multiple seasons. As a dioecious climber, its life cycle involves distinct male and female individuals, a reproductive strategy that necessitates cross-pollination to produce viable offspring. The plant typically begins its cycle through seed germination, developing into a vigorous, sprawling vine that utilizes tendrils to climb surrounding vegetation in search of sunlight. Throughout its perennial lifespan, it undergoes seasonal cycles of vegetative growth and flowering; once established, the plant can produce flowers and fruit over several years, provided environmental conditions remain favorable. The culmination of its reproductive cycle is the development of fleshy, edible fruits that eventually mature and disperse seeds, ensuring the continuation of the species in its natural habitat.

Lifecycle :

perennial

Morphology

The morphology of Momordica dioica is characterized by an obligatory climber growth habit, utilizing specialized structures to ascend its environment. It functions as an independent organism, lacking any parasitic relationship with host plants. The plant typically reaches a mean height of approximately 3 m, exhibiting a growth form categorized as other, distinct from standard herbs, shrubs, or trees. While it can inhabit various environments, it is fundamentally classified as a terrestrial plant.

Aquatic :

terrestrial

Climber :

obligatory

Growth form :

other

Parasite :

independent

Plant height mean:

3 m

Physiology

The physiology of Momordica dioica is characterized by its specialized growth patterns and metabolic processes, functioning as a dioecious, climbing herbaceous vine. As a non-nitrogen-fixing plant, it lacks the symbiotic relationship with nitrogen-fixing bacteria (such as Rhizobium) required to convert atmospheric nitrogen into ammonia; therefore, its nitrogen status is strictly dependent on the uptake of nitrates and ammonium ions from the soil through its root system. The plant utilizes a C3 photosynthetic pathway to convert solar energy into chemical energy, driving the production of bioactive compounds, including cucurbitacins, flavonoids, and various alkaloids. Its physiological vigor is heavily influenced by moisture availability and soil nutrient levels, particularly nitrogen, which is essential for chlorophyll synthesis and vegetative expansion. The reproductive physiology is defined by the separation of sexes, where male and female flowers are produced on distinct individuals, necessitating biotic pollination to facilitate fertilization and subsequent fruit development.

Nitrogen fixer :

no

Sources: Global Inventory of Floras and Traits (GIFT)

Chemicals

Momordica dioica has 11 reported phytochemicals identified across 0 scientific publications and several other databases. The most consistently reported chemicals include Flavonoids, triterpenoids, CALCIUM, CATECHIN, Hederagenin.

Flavonoids

1. Journal of biomolecular structure & dynamics
2. Frontiers in pharmacology

triterpenoids

1. Journal of biomolecular structure & dynamics
2. Frontiers in pharmacology

CALCIUM

1. Frontiers in pharmacology

CATECHIN

1. Journal of biomolecular structure & dynamics

Hederagenin

1. Journal of biomolecular structure & dynamics

IRON

1. Frontiers in pharmacology

OLEANOLIC ACID

1. Journal of biomolecular structure & dynamics

PHOSPHORUS

1. Frontiers in pharmacology

Saponins

1. Frontiers in pharmacology

Sterols

1. Frontiers in pharmacology

Activities

Momordica dioica has 6 reported activities identified across 0 scientific publications and several other databases. The most consistently reported activities include Antidiabetic, Anticancer, Antimicrobial, Antioxidant, Antiviral.

Antidiabetic

1. Journal of biomolecular structure & dynamics
2. Frontiers in pharmacology

Anticancer

1. Frontiers in pharmacology

Antimicrobial

1. Frontiers in pharmacology

Antioxidant

1. Frontiers in pharmacology

Antiviral

1. Journal of biomolecular structure & dynamics

Nephroprotective

1. Frontiers in pharmacology

Medicinal Uses

Momordica dioica has 5 reported medicinal uses identified across 0 scientific publications and several other databases. The most consistently reported uses include Mycobacterium tuberculosis, SARS-CoV-2 infections, antidiabetic, antiviral, cardiovascular disease.

Most Reported Uses