Homonoia riparia

Names and Synonyms

Scientific Names

Accepted name

Distribution

This plant exhibits a widespread distribution across several key regions of East and South Asia. In China, its presence is noted in the South-Central, Southeast, and Hainan areas. The species can also be found throughout the island of Taiwan within Eastern Asia. Furthermore, its range extends into the Indian Subcontinent, specifically within the Assam region. These various locations highlight the diverse ecological niches inhabited by the plant.

Sources: The World Checklist of Vascular Plants (WCVP)

Botanical Identification

Ecology

The ecology of Homonoiia riparia is characterized by a specific altitudinal distribution that dictates its presence within various landscape gradients. This species is found across a broad vertical range, occupying habitats starting from low-lying areas at a minimum elevation of 20 m AMSL. As the terrain ascends, the plant continues to thrive through mid-elevation zones, maintaining a mean elevational presence at approximately 510 m AMSL. The upper limits of its ecological niche are reached at a maximum elevation of 1000 m AMSL, defining the environmental boundaries within which this medicinal plant successfully establishes its populations.

Elevational range max:

1000 m AMSL

Elevational range mean:

510 m AMSL

Elevational range min:

20 m AMSL

Life history

The life history of Homonoiia riparia is characterized by a perennial lifecycle, allowing the plant to persist through multiple growing seasons. It exhibits a complex growth strategy, manifesting as both a phanerophyte and a nanophanerophyte depending on its developmental stage or environmental conditions. As a deciduous species, it undergoes seasonal changes by shedding its foliage, a process synchronized with its perennial nature to navigate seasonal shifts in its habitat.

Deciduousness :

deciduous

Life form :

nanophanerophyte

Life form :

phanerophyte

Lifecycle :

perennial

Morphology

The morphology of Homonoiia riparia is characterized by a woody growth form, specifically presenting as a shrub. This plant is a terrestrial species that grows independently, functioning as a non-parasitic organism. In terms of its stature, it exhibits a variable height ranging from a minimum of 1 m to a maximum of 3 m, with an average plant height of approximately 2.5 m. Additionally, its structural habit is described as self-supporting, as it does not rely on other structures for upward growth.

Climber :

self-supporting

Epiphyte :

terrestrial

Growth form :

shrub

Parasite :

independent

Plant height max:

3 m

Plant height mean:

2.5 m

Plant height min:

1 m

Woodiness :

woody

Physiology

The physiological profile of Homonoiia riparia is characterized by specific morphological dimensions of its foliage and a distinct metabolic approach to nutrient acquisition. The plant exhibits significant variability in its leaf structure, with leaf lengths ranging from a minimum of 6 cm to a maximum of 20 cm, maintaining an average length of 13 cm. Correspondingly, the leaf width demonstrates a narrow range, spanning from a minimum of 1.2 cm to a maximum of 2.5 cm, with a mean width calculated at 1.85 cm. In terms of its nutrient cycling capabilities, the plant does not function as a nitrogen fixer, meaning it relies on external soil nitrogen sources rather than symbiotic nitrogen-fixing processes to support its growth and physiological development.

Leaf length max:

20 cm

Leaf length mean:

13 cm

Leaf length min:

6 cm

Leaf width max:

2.5 cm

Leaf width mean:

1.85 cm

Leaf width min:

1.2 cm

Nitrogen fixer :

no

Reproduction

The reproduction of Homonoiia riparia is characterized by an abiotic pollination syndrome, primarily driven by wind. The plant produces inflorescences that are relatively small, with lengths ranging from a minimum of 0.05 m to a maximum of 0.1 m. Following successful pollination, the plant develops fruits that exhibit specific morphological dimensions; the fruit width varies from a minimum of 0.3 cm to a maximum of 0.4 cm, with an average width of approximately 0.35 cm.

Fruit width max:

0.4 cm

Fruit width mean:

0.35 cm

Fruit width min:

0.3 cm

Inflorescence length max:

0.1 m

Inflorescence length min:

0.05 m

Pollination syndrome :

wind

Pollination syndrome :

abiotic

Sources: Global Inventory of Floras and Traits (GIFT)

Plant Parts

Homonoia riparia 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 root.

Root

1. Yao xue xue bao = Acta pharmaceutica Sinica