Chinese trumpet-creeper

Names and Synonyms

Common Names

• Chinese trumpet-creeper
• Chinese trumpet vine

Scientific Names

Accepted name

Synonyms

• Campsis grandiflora f. thunbergii
• Campsis chinensis var. thunbergii
• Tecoma radicans var. thunbergii
• Bignonia grandiflora rubra
• Gelseminum grandiflorum
• Campsis adrepens
• Campsis chinensis f. thunbergii
• Campsis chinensis
• Bignonia chinensis
• Tecoma grandiflora var. thunbergii
• Tecoma sinensis
• Tecoma grandiflora
• Tecoma thunbergii
• Tecoma chinensis

Regional and Traditional Names

Sources: Wikidata, Catalogue of Life

Taxonomical Classification

This plant belongs to the kingdom Plantae within the phylum Streptophyta and the class Equisetopsida. It is further classified under the subclass Magnoliidae, the order Lamiales, and the family Bignoniaceae. Finally, it is identified by the genus Campsis.

Sources: The World Checklist of Vascular Plants (WCVP)

Distribution

This plant is native to several specific regions throughout Eastern Asia. Within China, its presence is noted in both the North-Central and Southeast territories. The distribution extends beyond the mainland to include the islands of Japan. Furthermore, it can be found growing naturally across the Korean peninsula. Collectively, these areas define the primary geographical range of Campsis grandiflora.

Sources: The World Checklist of Vascular Plants (WCVP)

Botanical Identification

Ecology

The ecology of Campsis grandiflora is characterized by its ability to thrive in disturbed and sun-exposed environments, frequently colonizing open, managed, and roadside habitats. As a vigorous woody climber, it excels in transitional zones where light availability is high, often utilizing structures such as fences, walls, or other vegetation for support. Its preference for roadside areas and managed landscapes suggests a resilience to human-induced environmental changes and a capacity to adapt to varying soil qualities found in disturbed ground. In these settings, the plant leverages its rapid growth patterns to compete for sunlight, establishing itself effectively in areas where natural forest canopies have been cleared or fragmented.

Habitat :

open, managed, roadside

Life history

The life history of Campsis grandiflora is characterized by its classification as a perennial plant, meaning it persists through multiple growing seasons rather than completing its life cycle in a single year. As a vigorous, woody climbing vine, its development involves the establishment of a robust root system that supports long-term survival and the expansion of climbing tendrils. Over its lifespan, the plant undergoes seasonal cycles of vegetative growth, where it utilizes its climbing mechanisms to reach higher light intensities, followed by distinct flowering periods. Because it is perennial, the plant can accumulate significant biomass over several years, leading to increased structural complexity and more prolific reproductive displays in later stages of its life cycle.

Lifecycle :

perennial

Morphology

The morphology of Campsis grandiflora is characterized by its growth habit as a woody, perennial vine, functioning as an obligatory climber that relies on external structures for vertical support. As a terrestrial species, it does not inhabit aquatic or semiaquatic environments, nor does it function as an epiphyte, whether in a holoepiphytic or hemiepiphytic capacity. The plant is an independent organism, lacking any parasitic relationship with its host, and instead utilizes its woody stems to ascend toward sunlight.

Aquatic :

terrestrial

Climber :

vine

Climber :

obligatory

Epiphyte :

terrestrial

Parasite :

independent

Woodiness :

woody

Physiology

The physiology of Campsis grandiflora is characterized by its efficient metabolic processes designed to support its vigorous climbing growth habit. The plant utilizes a C3 photosynthetic pathway, which is the fundamental mechanism for carbon fixation where atmospheric carbon dioxide is initially incorporated into a three-carbon compound during the Calvin cycle. This C3 metabolism is typical for temperate and subtropical woody vines, allowing the plant to maximize biomass production under favorable light and moisture conditions. To support its extensive aerial root system and rapid expansion, the plant maintains high transpiration rates and robust vascular transport of water and nutrients. Furthermore, its physiological resilience is bolstered by its ability to regulate osmotic potential, enabling it to withstand varying environmental stresses while maintaining the turgor pressure necessary for its climbing tendrils to secure attachment to host structures.

Photosynthetic pathway :

C3

Reproduction

The reproduction of Campsis grandiflora is characterized by the production of specialized seeds that serve as the primary mechanism for dispersal and new growth. Based on empirical data, the seed mass of this species is highly consistent, exhibiting no variance across recorded samples. The seed mass mean is 0.00472 g, a value that is identical to both the observed seed mass maximum and the seed mass minimum of 0.00472 g. This uniformity in seed weight suggests a highly stabilized reproductive strategy, ensuring that each individual seed carries a precise amount of biological material necessary for the successful establishment of the next generation.

Seed mass mean:

0.00472 g

Sources: Global Inventory of Floras and Traits (GIFT)

Plant Parts

Campsis grandiflora has 1 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 flower.

Flower

1. The Journal of pharmacy and pharmacology
2. Molecules (Basel, Switzerland)

Chemicals

Campsis grandiflora has 5 reported phytochemicals identified across 2 scientific publications and several other databases. The most consistently reported chemicals include Gallic acid, caffeic acid, hesperidin, malic acid, succinic acid.

Gallic acid

1. Molecules (Basel, Switzerland)

caffeic acid

1. Molecules (Basel, Switzerland)

hesperidin

1. RSC advances

malic acid

1. Molecules (Basel, Switzerland)

succinic acid

1. Molecules (Basel, Switzerland)

Medicinal Uses

Campsis grandiflora has 4 reported medicinal uses identified across 2 scientific publications and several other databases. The most consistently reported uses include depressive disorder, heat stress, osmotic stress, oxidative stress.

Most Reported Uses

Preparations