Amorphophallus xiei

Names and Synonyms

Scientific Names

Accepted name

Sources: Wikidata

Taxonomical Classification

This plant belongs to the kingdom Plantae and the phylum Streptophyta, falling under the class Equisetopsida and subclass Magnoliidae. Within the order Alismatales, it is classified under the family Araceae. Finally, it is identified by its specific genus, Amorphophallus, and its species name, xiei.

Sources: The World Checklist of Vascular Plants (WCVP)

Distribution

This plant is native to a specific region within the East Asian landscape. Its geographical distribution is primarily concentrated in the South-Central part of China. Within this territory, it thrives in the unique environmental conditions offered by the local terrain. Researchers focus their studies on these specific provinces to find wild specimens. Consequently, the natural habitat of Amorphophallus xiei remains limited to this particular southern Chinese zone.

Sources: The World Checklist of Vascular Plants (WCVP)

Botanical Identification

Life history

The life history of Amorphophallus xiei is characterized by a specialized survival strategy dictated by its classification as a cryptophyte, specifically functioning as a geophyte. This means the plant relies on underground storage organs to endure unfavorable environmental conditions. As a geophyte, it maintains its vital components beneath the soil surface, allowing it to remain dormant during periods of stress and emerge rapidly when conditions become favorable. This life cycle involves a distinct seasonal rhythm where the plant utilizes its subterranean structures to facilitate growth, transitioning between periods of vegetative activity and dormancy to ensure long-term survival within its ecological niche.

Life form :

geophyte

Life form :

cryptophyte

Morphology

The morphology of Amorphophallus xiei is characterized by a growth habit that reaches an average plant height of 1.4 m. As a self-supporting plant, it does not require external structures for vertical support, functioning as a non-climbing organism. It maintains an independent life cycle, as it is not a parasite and does not rely on other plants for nutrients. Furthermore, its ecological positioning is strictly terrestrial, growing within the soil rather than functioning as an epiphyte.

Climber :

self-supporting

Epiphyte :

terrestrial

Parasite :

independent

Plant height mean:

1.4 m

Physiology

The physiology of Amorphophallus xiei is characterized by a complex metabolic cycle driven by its specialized underground tuber, which serves as a primary reservoir for starch and nutrient storage. The plant undergoes distinct seasonal transitions, moving from a period of vegetative growth fueled by photosynthetic assimilation in its large, single-leaf architecture to a dormant phase where metabolic activity is minimized within the tuber. In terms of nutrient acquisition, the plant relies heavily on the decomposition of organic matter and the uptake of mineral ions through its root system; notably, it is not a nitrogen fixer, meaning it lacks the symbiotic relationship with diazotrophic bacteria required to convert atmospheric nitrogen into ammonia. Consequently, its nitrogen metabolism is entirely dependent on the availability of nitrates or ammonium present in the soil. During its flowering stage, the plant exhibits a unique thermogenic physiological response, where metabolic processes within the spadix generate heat to facilitate the volatilization of odorous compounds, aiding in pollinator attraction.

Nitrogen fixer :

no

Sources: Global Inventory of Floras and Traits (GIFT)

Chemicals

Amorphophallus xiei has 11 reported phytochemicals identified across 0 scientific publications and several other databases. The most consistently reported chemicals include Antheraxanthin, CATALASE, CHLOROPHYLL, Malondialdehyde, Monodehydroascorbate.

Antheraxanthin

1. Frontiers in plant science

CATALASE

1. Frontiers in plant science

CHLOROPHYLL

1. Frontiers in plant science

Malondialdehyde

1. Frontiers in plant science

Monodehydroascorbate

1. Frontiers in plant science

Peroxidase

1. Frontiers in plant science

Superoxide dismutase

1. Frontiers in plant science

Violaxanthin

1. Frontiers in plant science

Zeaxanthin

1. Frontiers in plant science

ascorbate

1. Frontiers in plant science