Cinnamomum austro-yunnanense (original spelling)

Names and Synonyms

Scientific Names

Accepted name

Regional and Traditional Names

Sources: Wikidata, Catalogue of Life

Taxonomical Classification

This plant belongs to the kingdom Plantae and is classified under the phylum Streptophyta and class Equisetopsida. Within the subclass Magnoliidae, it is ordered as Laurales and placed in the family Lauraceae. Finally, it is categorized under the genus Cinnamomum.

Sources: The World Checklist of Vascular Plants (WCVP)

Distribution

This plant, known scientifically as Cinnamomum austroyunnanense, exhibits a specific and localized geographical distribution. Its occurrence is primarily documented within the regional landscapes of China. Specifically, the species can be found throughout the South-Central portion of the country. This concentrated range suggests that the plant thrives under the particular environmental conditions found in these provinces. Consequently, its presence is a defining characteristic of the botanical makeup of South-Central China.

Sources: The World Checklist of Vascular Plants (WCVP)

Botanical Identification

Ecology

The ecology of Cinnamomum austroyannense is defined by its specific distribution within montane or lowland forest ecosystems, where it occupies a distinct altitudinal niche. This species is primarily found at lower to mid-elevation levels, maintaining an elevational range that begins at a minimum of 200 m AMSL. Within this habitat, the plant thrives most consistently at a mean elevation of approximately 400 m AMSL, though its ecological presence extends upward to a maximum elevation of 600 m AMSL. This specific altitudinal stratification suggests that the species is adapted to the particular temperature, humidity, and light regimes characteristic of these lower-altitude tropical or subtropical forest zones.

Elevational range max:

600 m AMSL

Elevational range mean:

400 m AMSL

Elevational range min:

200 m AMSL

Life history

The life history of Cinnamomum austroyannense is characterized by its status as a perennial species, allowing it to persist in its environment over many successive growing seasons. As a long-lived woody plant, it follows a life cycle that extends far beyond the single-season patterns of annuals or the two-year cycles of biennials, instead establishing a stable presence within its ecological niche. This perennial nature enables the plant to invest significant energy into structural growth and the development of robust root systems, which support its continued survival and reproductive capacity throughout its extended lifespan.

Lifecycle :

perennial

Morphology

The morphology of Cinnamomum austroyannense is characterized by its stature as a substantial tree, reaching an average height of approximately 20 m. As a woody species, it possesses a robust and permanent structural framework typical of larger forest flora. Unlike climbing species, this plant exhibits a self-supporting growth habit, maintaining its upright orientation within its ecosystem without the need for external support.

Climber :

self-supporting

Growth form :

tree

Plant height mean:

20 m

Woodiness :

woody

Physiology

The physiology of Cinnamomum austroyannense is characterized by specific morphological dimensions in its foliage that reflect its vegetative growth patterns. The leaves exhibit a significant range in size, with lengths typically varying from a minimum of 7 cm to a maximum of 17 cm, while maintaining a mean leaf length of approximately 12 cm. In terms of lateral expansion, the leaf width is constrained between a minimum of 2 cm and a maximum of 4.5 cm. These dimensional parameters suggest a specialized leaf architecture optimized for its specific environmental niche, balancing surface area for photosynthetic efficiency with structural dimensions that define its canopy characteristics.

Leaf length max:

17 cm

Leaf length mean:

12 cm

Leaf length min:

7 cm

Leaf width max:

4.5 cm

Leaf width min:

2 cm

Reproduction

The reproduction of Cinnamomum austroyannense is characterized by specific morphological dimensions of its inflorescence and fruit structures. The flowering process produces an inflorescence that varies in length, ranging from a minimum of 0.06 m to a maximum of 0.12 m. Following successful pollination, the plant develops small fruits that exhibit highly consistent dimensions. The fruit length is uniform, maintaining a minimum, mean, and maximum value of 0.6 cm. Similarly, the fruit width remains constant throughout its development, with a minimum, mean, and maximum measurement of 0.5 cm, ensuring a standardized size for the reproductive output of the species.

Fruit length max:

0.6 cm

Fruit width max:

0.5 cm

Inflorescence length max:

0.12 m

Inflorescence length min:

0.06 m

Sources: Global Inventory of Floras and Traits (GIFT)

Plant Parts

Cinnamomum austroyunnanense 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. Journal of oleo science

Chemicals

Cinnamomum austroyunnanense has 1 reported phytochemicals identified across 1 scientific publications and several other databases. The most consistently reported chemicals include Methyl eugenol.

Methyl eugenol

1. Journal of oleo science