Corydalis dubia

Names and Synonyms

Scientific Names

Accepted name

Synonyms

• Corydalis cornutior
• Corydalis meifolia var. cornutior
• Corydalis tsariensis

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, it falls under the order Ranunculales and the family Papaveraceae. Finally, it is categorized under the genus Corydalis.

Sources: The World Checklist of Vascular Plants (WCVP)

Distribution

This plant exhibits a specific geographical distribution concentrated within high-altitude Asian regions. In China, its presence is primarily documented within the territory of Tibet. Furthermore, its range extends into the Indian subcontinent, specifically located in the East Himalaya. These distinct habitats suggest that the species thrives in mountainous environments. Consequently, the distribution of Corydalis dubia is limited to these particular ecological zones.

Sources: The World Checklist of Vascular Plants (WCVP)

Botanical Identification

Ecology

The ecology of Corydalis dubia is characterized by its specialized adaptation to high-altitude montane environments, where it thrives within a specific vertical niche. This species is primarily distributed across significant altitudinal gradients, maintaining a presence in rugged terrain where environmental conditions are dictated by high-elevation dynamics. Its ecological distribution is strictly bounded by elevation, with a minimum range starting at 3,900 m AMSL and reaching a maximum limit of 5,000 m AMSL. The plant shows a strong preference for these alpine or subalpine zones, as evidenced by its mean elevational range of approximately 4,900 m AMSL, suggesting that it is most frequently encountered in the highest reaches of its habitat.

Elevational range max:

5000 m AMSL

Elevational range mean:

4900 m AMSL

Elevational range min:

3900 m AMSL

Life history

The life history of Corydalis dubia is characterized by its status as a perennial plant, meaning it completes its life cycle over multiple years rather than dying off after a single growing season. As a perennial species, it typically survives through dormant periods, often utilizing underground structures to endure unfavorable environmental conditions before re-emerging to repeat its reproductive cycle. Its developmental stages involve an annual period of vegetative growth and flowering, followed by a period of senescence or dormancy, allowing the plant to establish a long-term presence within its habitat.

Lifecycle :

perennial

Morphology

The morphology of Corydalis dubia is characterized by its growth form as a non-woody herb and forb, functioning as a self-supporting terrestrial plant. It exhibits a relatively diminutive stature, with plant height typically ranging from a minimum of 0.1 m to a maximum of 0.15 m, maintaining a mean height of approximately 0.125 m. As a terrestrial species, it lacks climbing tendencies and maintains a consistent, low-growing herbaceous structure.

Climber :

self-supporting

Epiphyte :

terrestrial

Growth form :

herb

Plant height max:

0.15 m

Plant height mean:

0.125 m

Plant height min:

0.1 m

Woodiness :

non-woody

Physiology

The physiological development of Corydalis dubia is characterized by specific morphological dimensions of its foliage, which play a crucial role in its metabolic processes. The leaves exhibit a consistent structural range, with mean leaf lengths measuring approximately 6.5 cm and minimum lengths reaching 6 cm, though they can extend to a maximum length of 7 cm. In terms of lateral expansion, the leaf width follows a closely regulated pattern, maintaining a mean width of 5.5 cm. The width of the foliage fluctuates within a narrow physiological margin, ranging from a minimum of 5 cm to a maximum of 6 cm. These precise leaf dimensions facilitate optimized surface area for light interception and gas exchange, supporting the plant's overall biological functions.

Leaf length max:

7 cm

Leaf length mean:

6.5 cm

Leaf length min:

6 cm

Leaf width max:

6 cm

Leaf width mean:

5.5 cm

Leaf width min:

5 cm

Reproduction

The reproduction of Corydalis dubia involves the development of specialized fruit structures that are characterized by highly consistent morphological dimensions. The fruit exhibits a uniform size distribution, with a mean length of 0.5 cm, which also serves as both the minimum and maximum recorded length. Similarly, the width of the fruit remains constant, maintaining a mean, minimum, and maximum value of 0.2 cm. This lack of variance in fruit dimensions suggests a highly stabilized reproductive output in terms of fruit size during the maturation process.

Fruit length max:

0.5 cm

Fruit width max:

0.2 cm

Sources: Global Inventory of Floras and Traits (GIFT)

Chemicals

Corydalis dubia has 6 reported phytochemicals identified across 0 scientific publications and several other databases. The most consistently reported chemicals include Cheilanthifoline, Scoulerine, Capnoidine, HYDRASTINE, bicuculline.

Cheilanthifoline

1. Journal of ethnopharmacology
2. Natural product communications

Scoulerine

1. Journal of ethnopharmacology
2. Natural product communications

Capnoidine

1. Journal of ethnopharmacology

HYDRASTINE

1. Journal of ethnopharmacology

bicuculline

1. Journal of ethnopharmacology

protopine

1. Journal of ethnopharmacology

Activities

Corydalis dubia has 3 reported activities identified across 0 scientific publications and several other databases. The most consistently reported activities include Antimicrobial, Antiplasmodial, Febrifuge.

Antimicrobial

1. Journal of ethnopharmacology

Antiplasmodial

1. Journal of ethnopharmacology

Febrifuge

1. Journal of ethnopharmacology

Conditions

Corydalis dubia has 6 reported investigations on conditions identified across 0 scientific publications and several other databases. The most consistently reported conditions include cancer, Alzheimer's disease, autoimmunity, colitis, infectious diseases.

Cancer

1. International journal of molecular sciences
2. Natural product communications

Alzheimer's disease

1. Natural product communications

Autoimmunity

1. International journal of molecular sciences

Colitis

1. Journal of ethnopharmacology

Infectious diseases

1. International journal of molecular sciences

Inflammation

1. Natural product communications

Preparations

Corydalis dubia has 1 reported preparations identified across 0 scientific publications and several other databases. The most consistently reported preparations include crude extracts.

Crude extracts

1. Journal of ethnopharmacology