Great Yellow Gentian

Names and Synonyms

Common Names

• great yellow gentian
• yellow gentian
• bitter root
• bitterwort
• centiyane

Scientific Names

Accepted name

Synonyms

• Swertia lutea
• Asterias lutea
• Gentianusa lutea

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 the class Equisetopsida. Within the subclass Magnoliidae, it falls under the order Gentianales and the family Gentianaceae. Finally, it is categorized under the genus Gentiana.

Sources: The World Checklist of Vascular Plants (WCVP)

Distribution

This plant is primarily found throughout various regions of Middle Europe. Its presence is well-documented in the mountainous landscapes of Austria and Germany. It also inhabits the territories spanning across Czechia and Slovakia. Additionally, the species can be located within the alpine environments of Switzerland. Beyond the mainland, its distribution extends to the island of Corse in Southwestern Europe.

Sources: The World Checklist of Vascular Plants (WCVP)

Botanical Identification

Ecology

The ecology of Gentiana lutea is defined by its preference for open, sunny environments found primarily within high-altitude meadows and mountain landscapes. It thrives in subalpine and alpine zones, often colonizing nutrient-rich, moist, yet well-drained soils that are characteristic of mountain pastures. These habitats provide the necessary light intensity and cool temperatures required for its long-term development, as the species follows a perennial life cycle that involves several years of vegetative growth before flowering. Because it occupies expansive meadow ecosystems, its survival is closely tied to the seasonal shifts of mountain climates, including snow cover that protects its rootstock during winter and the brief, intense growing seasons of the summer months.

Habitat :

meadows, mountains

Life history

The life history of Gentiana lutea is characterized by its status as a perennial plant, allowing it to persist in its habitat over multiple growing seasons. Functionally, it is classified as a hemicryptophyte, meaning its perennable buds are located at or just below the soil surface, which provides protection during unfavorable periods. The plant exhibits a deciduous nature, shedding its foliage annually as part of its seasonal cycle. Through these biological traits, it manages its long-term survival and energy storage within its environment.

Deciduousness :

deciduous

Life form :

hemicryptophyte

Lifecycle :

perennial

Morphology

The morphology of Gentiana lutea is characterized by its growth form as a non-woody herb, specifically classified as a self-supporting, terrestrial plant. It functions as an independent organism, lacking any parasitic or epiphytic tendencies. The plant typically exhibits a height ranging from a minimum of 0.4 m to a maximum of 1.2 m, with a mean height of approximately 0.8 m. As a self-supporting herb, it does not possess climbing or vining mechanisms, maintaining a robust, upright structure within its terrestrial habitat.

Aquatic :

terrestrial

Climber :

self-supporting

Epiphyte :

terrestrial

Growth form :

herb

Parasite :

independent

Plant height max:

1.2 m

Plant height mean:

0.8 m

Plant height min:

0.4 m

Woodiness :

non-woody

Physiology

The physiology of Gentiana lutea is characterized by a C3 photosynthetic pathway, which is typical for many temperate perennial herbs operating in environments where water availability and temperature allow for efficient carbon fixation via the Calvin cycle. The plant exhibits significant morphological investment in its foliage, with a mean leaf size of approximately 216.85625 cm², reflecting a substantial surface area dedicated to light interception and gas exchange. Complementing this large surface area is a mean Specific Leaf Area (SLA) of 158.9 cm²/g, a physiological metric that indicates the ratio of leaf area to dry mass; this value suggests a relatively efficient allocation of biomass, balancing the structural requirements of the leaf with the need to maximize photosynthetic capacity per unit of carbon invested.

Leaf size mean:

216.85625 cm²

Photosynthetic pathway :

C3

Specific Leaf Area (SLA) mean:

158.9 cm²/g

Reproduction

The reproduction of Gentiana lutea is characterized by a specific phenological cycle and specialized biological mechanisms. The flowering period typically commences in June and extends through August. During this time, the plant relies on biotic pollination syndromes, specifically utilizing insects to facilitate the transfer of pollen. Notably, self-fertilization is absent in this species, necessitating cross-pollination to ensure genetic diversity. Once fertilization is successful, the plant produces seeds with a highly variable mass; the mean seed mass is approximately 0.001373 g, with individual seeds ranging from a minimum of 0.0006 g to a maximum of 0.00251 g. Following seed maturation, the plant employs an anemochorous dispersal syndrome, meaning the seeds are primarily dispersed by the wind to colonize new habitats.

Dispersal syndrome :

anemochorous

Flowering time :

Jun

Flowering time :

Aug

Pollination syndrome :

insect

Pollination syndrome :

biotic

Seed mass max:

0.00251 g

Seed mass mean:

0.001373 g

Seed mass min:

6e-04 g

Self fertilization :

absent

Sources: Global Inventory of Floras and Traits (GIFT)

Plant Parts

Gentiana lutea has 3 reported plant parts identified across 10 scientific publications and several other databases that are studied for medicinal purposes. The most consistently reported plant part include root, leaf, flower.

Root

1. Experimental diabetes research
2. Pharmaceutics
3. Current vascular pharmacology
4. Journal of the science of food and agriculture
5. Planta medica

Leaf

1. Planta medica
2. Journal of pharmaceutical and biomedical analysis
3. Journal of ethnopharmacology

Flower

1. Planta medica
2. Toxins

Chemicals

Gentiana lutea has 72 reported phytochemicals identified across 10 scientific publications and several other databases. The most consistently reported chemicals include Gentiopicrin, Isogentisin, Mangiferin, Gentiopicroside, Swertiamarin.

Gentiopicrin

1. Dr. Duke
2. Plants (Basel, Switzerland)
3. Zhongguo Zhong yao za zhi = Zhongguo zhongyao zazhi = China journal of Chinese materia medica
4. Zeitschrift fur Naturforschung. C, Journal of biosciences
5. Planta medica

Isogentisin

1. Dr. Duke
2. Molecules (Basel, Switzerland)
3. Plants (Basel, Switzerland)
4. Journal of pharmaceutical and biomedical analysis
5. Zeitschrift fur Naturforschung. C, Journal of biosciences

Mangiferin

1. Dr. Duke
2. Plants (Basel, Switzerland)
3. Phytotherapy research : PTR
4. Zeitschrift fur Naturforschung. C, Journal of biosciences
5. Planta medica

Gentiopicroside

1. Dr. Duke
2. Molecules (Basel, Switzerland)
3. Pharmaceutics
4. Yao xue xue bao = Acta pharmaceutica Sinica

Swertiamarin

1. Dr. Duke
2. Plants (Basel, Switzerland)
3. Molecules (Basel, Switzerland)

Amarogentin

1. Dr. Duke
2. Experimental diabetes research

Flavonoids

1. Planta medica
2. Plants (Basel, Switzerland)

Loganic acid

1. Molecules (Basel, Switzerland)
2. Yao xue xue bao = Acta pharmaceutica Sinica

Secoiridoids

1. Planta medica
2. Plants (Basel, Switzerland)

1,3,7-Trimethoxyxanthone

1. Dr. Duke

Activities

Gentiana lutea has 503 reported activities identified across 10 scientific publications and several other databases. The most consistently reported activities include Antioxidant, Cardioprotective, Choleretic, Cytotoxic, Diuretic.

Antioxidant

1. Dr. Duke
2. Acta biologica Hungarica
3. Toxins
4. Current cardiology reviews

Cardioprotective

1. Dr. Duke
2. Current vascular pharmacology

Choleretic

1. Dr. Duke
2. Plants (Basel, Switzerland)

Cytotoxic

1. Dr. Duke
2. Arhiv za higijenu rada i toksikologiju

Diuretic

1. Dr. Duke
2. Plants (Basel, Switzerland)

Hypotensive

1. Dr. Duke
2. Current vascular pharmacology

Vasodilator

1. Dr. Duke
2. Current vascular pharmacology

ACE-Inhibitor

1. Dr. Duke

AChE-Inhibitor

1. Dr. Duke

AP-1-Inhibitor

1. Dr. Duke

Conditions

Gentiana lutea has 12 reported investigations on conditions identified across 10 scientific publications and several other databases. The most consistently reported conditions include gastrointestinal disorders, Candida albicans, angina pectoris, colon cancer, colorectal cancer.

Gastrointestinal disorders

1. Journal of pharmaceutical and biomedical analysis
2. Pharmaceutics

Candida albicans

1. Zeitschrift fur Naturforschung. C, Journal of biosciences

Angina pectoris

1. Journal of pharmaceutical and biomedical analysis

Colon cancer

1. Ecotoxicology and environmental safety

Colorectal cancer

1. Ecotoxicology and environmental safety

Common cold

1. Phytomedicine : international journal of phytotherapy and phytopharmacology

Diabetic complications

1. Experimental diabetes research

Heart disorders

1. Plants (Basel, Switzerland)

Obesity

1. Molecules (Basel, Switzerland)

Rheumatoid arthritis

1. Journal of ethnopharmacology

Preparations

Gentiana lutea has 4 reported preparations identified across 10 scientific publications and several other databases. The most consistently reported preparations include Gurgem-7, aqueous-ethanol extract, encapsulated gentian root extract, methanolic and water extracts.

Gurgem-7

1. Ecotoxicology and environmental safety

Aqueous-ethanol extract

1. Phytotherapy research : PTR

Encapsulated gentian root extract

1. Pharmaceutics

Methanolic and water extracts

1. Journal of pharmaceutical and biomedical analysis