Aristolochia mollissima

Names and Synonyms

Scientific Names

Accepted name

Synonyms

• Isotrema mollissimum

Sources: Wikidata

Taxonomical Classification

This plant belongs to the kingdom Plantae and is classified under the phylum Streptophyta and class Equisetopsida. Within the subclass Magnoliidae and order Piperales, it is a member of the family Aristolochiaceae. Specifically, it is categorized under the genus Aristolochia.

Sources: The World Checklist of Vascular Plants (WCVP)

Distribution

This plant exhibits a specific distribution pattern across several regions within China. It can be found growing in the diverse landscapes of China South-Central. Additionally, its presence extends into the areas categorized as China North-Central. The species is also widely documented throughout China Southeast. Together, these regions define the primary geographical range for Aristolochia mollissima.

Sources: The World Checklist of Vascular Plants (WCVP)

Botanical Identification

Ecology

The ecology of Aristolochia mollisima is characterized by its specific distribution across varying altitudinal gradients within its habitat. This species inhabits a range of elevations, beginning at a minimum of 100 m AMSL and extending up to a maximum of 850 m AMSL. Throughout its geographical range, the plant maintains a mean elevation of approximately 475 m AMSL, suggesting a preference for mid-altitude ecological zones that provide its necessary environmental conditions.

Elevational range max:

850 m AMSL

Elevational range mean:

475 m AMSL

Elevational range min:

100 m AMSL

Morphology

The morphology of Aristolochia mollisima is characterized by its perennial growth habit, exhibiting a primarily woody structure in its stem development. The plant typically presents as a climbing or scrambling vine, utilizing its stems to navigate through surrounding vegetation. The leaves are generally ovate to cordate in shape, often possessing a soft, somewhat pubescent texture—as suggested by its specific epithet—and are arranged alternately along the woody stems. The reproductive structures consist of specialized, tubular, or pouch-like flowers that are characteristic of the Aristolochiaceae family, often displaying intricate patterns and colors designed for specific insect pollination. The root system is robust enough to support the woody nature of the primary stems, providing stability as the plant climbs.

Woodiness :

woody

Reproduction

The reproduction of Aristolochia mollisima involves the development of characteristic fruits that serve as the primary vessel for seed dispersal. These fruits exhibit measurable morphological variation in size, typically ranging in length from a minimum of 3 cm to a maximum of 5 cm. On average, the fruit length for this species is approximately 4 cm. Following the successful fertilization of the flowers, these elongated structures mature to protect the developing seeds, ensuring the continuation of the species within its natural habitat.

Fruit length max:

5 cm

Fruit length mean:

4 cm

Fruit length min:

3 cm

Sources: Global Inventory of Floras and Traits (GIFT)

Plant Parts

Aristolochia mollissima has 2 reported plant parts identified across 2 scientific publications and several other databases that are studied for medicinal purposes. The most consistently reported plant part include root, stem.

Root

1. Journal of natural products

Stem

1. Journal of natural products

Chemicals

Aristolochia mollissima has 1 reported phytochemicals identified across 2 scientific publications and several other databases. The most consistently reported chemicals include Aristolochic acid A.

Aristolochic acid A

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

Preparations

Aristolochia mollissima has 1 reported preparations identified across 2 scientific publications and several other databases. The most consistently reported preparations include dried roots and stems.

Dried roots and stems

1. Journal of natural products