Dwarf porcelain-flowered gentian

Names and Synonyms

Common Names

• Dwarf porcelain-flowered gentian

Scientific Names

Accepted name

Synonyms

• Gentiana sangilenica
• Eyrythalia gebleri
• Dasystephana adscendens
• Dasystephana decumbens
• Dasystephana sangilenica
• Gentiana gebleri
• Ciminalis decumbens
• Pneumonanthe adscendens
• Tretorhiza decumbens
• Tretorhiza decumbens
• Gentiana ascendens
• Gentiana adscendens
• Gentiana decumbens var. gebleri

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 is ordered under Gentianales and falls into the family Gentianaceae. Finally, it is identified by the genus Gentiana, specifically as the species Gentiana decumbens.

Sources: The World Checklist of Vascular Plants (WCVP)

Distribution

This plant is primarily found throughout the vast regions of Eastern Europe, specifically within East European Russia. Its distribution extends significantly into the expansive territories of Siberia. Within this Siberian region, it can be located in the mountainous areas of Altay. Furthermore, the species is documented in the Republic of Buryatiya and the region of Chita. Finally, its presence is also confirmed in the Irkutsk oblast of Siberia.

Sources: The World Checklist of Vascular Plants (WCVP)

Botanical Identification

Ecology

The ecology of Gentiana decumbens is characterized by its preference for diverse high-altitude landscapes, specifically thriving within meadows, mountainous terrains, and steppe environments. This species occupies a significant vertical gradient, with an elevational range spanning from a minimum of 1200 m AMSL to a maximum of 2640 m AMSL. On average, the plant is found at an elevation of approximately 1920 m AMSL, positioning it within distinct alpine and subalpine ecological zones where these specific habitats provide the necessary environmental conditions for its growth and survival.

Elevational range max:

2640 m AMSL

Elevational range mean:

1920 m AMSL

Elevational range min:

1200 m AMSL

Habitat :

meadows, mountains, steppe

Life history

The life history of Gentiana decumbens is characterized by its nature as a perennial species, allowing the plant to persist through multiple growing seasons. Its developmental cycle involves establishing a robust root system that provides the necessary energy reserves to survive dormancy periods and support regrowth in subsequent years. As a perennial, it follows a long-term survival strategy rather than completing its life cycle within a single season, which facilitates its ability to occupy stable ecological niches. Throughout its life, the plant undergoes seasonal stages of vegetative growth and reproductive flowering, with its longevity contributing to its establishment within its specific habitat.

Lifecycle :

perennial

Morphology

The morphology of Gentiana decumbens is characterized by a non-woody, herbaceous growth form, functioning as an independent organism without parasitic tendencies. This herb typically exhibits a relatively low stature, with a mean plant height of approximately 0.3 m. However, individual specimens show a range of development, with minimum heights reaching as low as 0.05 m and maximum heights extending up to 0.45 m.

Growth form :

herb

Parasite :

independent

Plant height max:

0.45 m

Plant height mean:

0.3 m

Plant height min:

0.05 m

Woodiness :

non-woody

Physiology

The physiological development of the foliage in Gentiana decumbens is characterized by a distinct morphological variability in its leaf dimensions. The leaves exhibit a significant range in length, with minimum measurements recorded at 1.7 cm, an average length of 3.35 cm, and a maximum extension reaching up to 5 cm. This longitudinal variation is accompanied by specific width constraints, where the leaf blades maintain a narrow profile, ranging from a minimum width of 0.3 cm to a maximum width of 0.6 cm. These compact and linear leaf structures play a critical role in the plant's photosynthetic efficiency and water regulation processes.

Leaf length max:

5 cm

Leaf length mean:

3.35 cm

Leaf length min:

1.7 cm

Leaf width max:

0.6 cm

Leaf width min:

0.3 cm

Reproduction

The reproduction of Gentiana decumbens is characterized by its bisexual reproductive structure, ensuring that individual flowers possess both male and female functional organs. The flowering period for this species occurs primarily during the summer months, with the flowering cycle beginning in July and concluding in August. Following successful pollination, the plant develops fruit that typically measures a mean length of 2.25 cm, with individual fruit dimensions ranging from a minimum of 2 cm to a maximum of 2.5 cm in length.

Flowering time :

Jul

Flowering time :

Aug

Fruit length max:

2.5 cm

Fruit length mean:

2.25 cm

Fruit length min:

2 cm

Reproduction sexual :

bisexual

Sources: Global Inventory of Floras and Traits (GIFT)

Chemicals

Gentiana decumbens has 3 reported phytochemicals identified across 0 scientific publications and several other databases. The most consistently reported chemicals include 1,1-Diphenyl-2-picrylhydrazyl, Hydroxyl radicals, Superoxide.

1,1-Diphenyl-2-picrylhydrazyl

1. Phytomedicine : international journal of phytotherapy and phytopharmacology

Hydroxyl radicals

1. Phytomedicine : international journal of phytotherapy and phytopharmacology

Superoxide

1. Phytomedicine : international journal of phytotherapy and phytopharmacology