N. mirabilis

Names and Synonyms

Common Names

• tropical pitcherplant
• Common Swamp Pitcher-Plant
• Pitcher-Plant

Scientific Names

Accepted name

Synonyms

• Nepenthes mirabilis var. echinostoma
• Nepenthes phyllamphora var. speciosa
• Nepenthes armbrustae
• Nepenthes bernaysii
• Nepenthes echinostoma
• Nepenthes pascoensis
• Phyllamphora mirabilis
• Nepenthes mirabilis var. globosa
• Nepenthes mirabilis var. biflora
• Nepenthes moorei
• Nepenthes moluccensis
• Nepenthes macrostachya
• Nepenthes cholmondeleyi
• Nepenthes garrawayae
• Nepenthes fimbriata
• Nepenthes tubulosa
• Nepenthes kennedyana
• Nepenthes jardinei
• Nepenthes alicae
• Nepenthes albolineata
• Nepenthes phyllamphora var. macrantha
• Nepenthes fimbriata var. leptostachya
• Nepenthes phyllamphora var. platyphylla
• Nepenthes phyllamphora var. pediculata

Regional and Traditional Names

Sources: Wikidata, Catalogue of Life

Taxonomical Classification

This plant, known as Nepenthes mirabilis, belongs to the kingdom Plantae and the phylum Streptophyta. It is classified under the class Equisetopsida and the subclass Magnoliidae within the order Caryophyllales. Finally, it is a member of the family Nepenthaceae and falls under the genus Nepenthes.

Sources: The World Checklist of Vascular Plants (WCVP)

Distribution

This plant exhibits a widespread distribution across several key regions in Southeast Asia. In China, its presence is documented in Hainan and throughout China Southeast. Moving into the Indo-China region, the species can be found in Cambodia. It also inhabits the landscapes of Laos. Finally, its geographical range extends into Myanmar.

Sources: The World Checklist of Vascular Plants (WCVP)

Botanical Identification

Ecology

The ecology of Nepenthes mirabilis is characterized by its adaptation to low-altitude, humid environments, typically flourishing in lowland habitats such as peat swamps, coastal heaths, and riparian margins. This species maintains a specific vertical distribution within its ecosystem, occupying an elevational range that begins as low as 50 m AMSL. Throughout its natural habitat, it maintains an elevational range mean of approximately 225 m AMSL, though it is capable of persisting in slightly higher terrains up to an elevational range max of 400 m AMSL. This positioning within the lower altitudinal strata allows the plant to thrive in high-temperature, high-moisture zones where organic matter is often nutrient-poor, necessitating its specialized survival strategies.

Elevational range max:

400 m AMSL

Elevational range mean:

225 m AMSL

Elevational range min:

50 m AMSL

Morphology

The morphology of Nepenthes mirabilis is characterized by its growth form as a non-woody herb. It functions as an obligatory climber, specifically taking the form of a liana or vine to navigate its environment. The plant exhibits significant variability in size, with a minimum height of 0.5 m and a maximum height reaching up to 7 m, though it maintains a mean plant height of approximately 1.25 m.

Climber :

liana

Climber :

obligatory

Growth form :

herb

Plant height max:

7 m

Plant height mean:

1.25 m

Plant height min:

0.5 m

Woodiness :

non-woody

Physiology

The physiology of Nepenthes mirabilis is characterized by a highly specialized vegetative structure designed to facilitate nutrient acquisition in nitrogen-poor environments. A critical component of its morphological physiology involves the development of its foliage, where leaf length serves as a key indicator of plant vigor and developmental stage. The leaf dimensions exhibit significant variability depending on environmental stressors and resource availability, with a mean leaf length of approximately 17.5 cm. Under optimal growing conditions, the plant demonstrates substantial growth potential, reaching a maximum leaf length of 25 cm, whereas stunted or resource-limited specimens may exhibit a minimum leaf length of only 10 cm. These leaves function not only as sites for photosynthetic carbon fixation but also as the structural foundation for the production of specialized tendrils that evolve into carnivorous pitchers, integrating nutrient absorption with metabolic processes.

Leaf length max:

25 cm

Leaf length mean:

17.5 cm

Leaf length min:

10 cm

Reproduction

The reproduction of Nepenthes mirabilis is characterized by a diverse range of morphological dimensions in its reproductive structures. The plant produces inflorescences that vary in length, typically ranging from a minimum of 0.2 m to a maximum of 0.5 m. Following pollination, the development of the fruit occurs, with lengths showing significant variability; the fruit can be as small as 0.5 cm, with a mean length of 1.75 cm, reaching a maximum of 3 cm. The seeds produced are remarkably consistent in weight, maintaining a uniform seed mass of 4e-05 g (covering the minimum, mean, and maximum values). Regarding the dispersal syndrome, the species primarily utilizes an anemochorous strategy, relying on wind for the distribution of its seeds to new habitats.

Dispersal syndrome :

anemochorous

Fruit length max:

3 cm

Fruit length mean:

1.75 cm

Fruit length min:

0.5 cm

Inflorescence length max:

0.5 m

Inflorescence length min:

0.2 m

Seed mass mean:

4e-05 g

Sources: Global Inventory of Floras and Traits (GIFT)

Plant Parts

Nepenthes mirabilis 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. Foods (Basel, Switzerland)

Activities

Nepenthes mirabilis has 2 reported activities identified across 1 scientific publications and several other databases. The most consistently reported activities include Antimicrobial, Antioxidant.

Antimicrobial

1. Foods (Basel, Switzerland)

Antioxidant

1. Foods (Basel, Switzerland)

Conditions

Nepenthes mirabilis has 10 reported investigations on conditions identified across 1 scientific publications and several other databases. The most consistently reported conditions include Bacillus cereus, Candida albicans, Escherichia coli, Listeria monocytogenes, Staphylococcus aureus.

Bacillus cereus

1. Foods (Basel, Switzerland)

Candida albicans

1. Foods (Basel, Switzerland)

Escherichia coli

1. Foods (Basel, Switzerland)

Listeria monocytogenes

1. Foods (Basel, Switzerland)

Staphylococcus aureus

1. Foods (Basel, Switzerland)

Diarrhea

1. Pharmaceutical biology

Gastric ulcers

1. Pharmaceutical biology

Hepatitis

1. Pharmaceutical biology

High blood pressure

1. Pharmaceutical biology

Jaundice

1. Pharmaceutical biology

Preparations

Nepenthes mirabilis has 2 reported preparations identified across 1 scientific publications and several other databases. The most consistently reported preparations include Ethanol extracts, ethanolic extracts of leaves.

Ethanol extracts

1. Journal of ethnopharmacology

Ethanolic extracts of leaves

1. Foods (Basel, Switzerland)