depressed plantain

Names and Synonyms

Common Names

• depressed plantain
• Chinese plantain

Scientific Names

Accepted name

Synonyms

• Plantago asiatica var. decumbens
• Plantago depressa f. glaberrima
• Plantago depressa f. minor
• Plantago tibetica
• Plantago depressa f. magnibracteata
• Plantago depressa subsp. turczaninowii
• Plantago depressa var. turczaninowii
• Plantago depressa var. montana

Sources: Wikidata, Catalogue of Life

Taxonomical Classification

This plant, known scientifically as Plantago depressa, belongs to the kingdom Plantae and the phylum Streptophyta. Within the class Equisetopsida and subclass Magnoliidae, it is categorized under the order Lamiales and the family Plantaginaceae. Finally, it is classified under the genus Plantago.

Sources: The World Checklist of Vascular Plants (WCVP)

Distribution

This plant exhibits a broad geographical distribution spanning across several distinct regions of the Eurasian continent. In Middle Europe, its presence is documented within the borders of Germany. Moving toward the east, the species can be found throughout East European Russia. Its range extends significantly into the vast territory of Siberia, specifically inhabiting the Altay region. Furthermore, the plant is localized within the Siberian areas of Buryatiya and Chitа.

Sources: The World Checklist of Vascular Plants (WCVP)

Botanical Identification

Ecology

The ecology of Plantago depressa is characterized by its presence in diverse environments, ranging from disturbed agricultural areas like crop fields and roadsides to more natural settings such as meadows, sandy substrates, and shores. This species demonstrates a significant capacity for altitudinal adaptation, occupying a broad elevational range that spans from a minimum of 1500 m AMSL to a maximum of 4100 m AMSL. Throughout its distribution, it maintains a mean elevation of approximately 2300 m AMSL, reflecting its ability to thrive in high-altitude ecosystems while still colonizing lower-lying, varied landscapes.

Elevational range max:

4100 m AMSL

Elevational range mean:

2300 m AMSL

Elevational range min:

1500 m AMSL

Habitat :

crop fields, meadows, roadsides, sand, shores

Life history

The life history of Plantago depressa is characterized by its status as a perennial species, although its developmental duration can be variable depending on environmental conditions. As a perennial, the plant is capable of surviving through multiple growing seasons, often establishing a stable presence in its habitat through repeated cycles of vegetative growth and reproduction. This lifecycle allows it to persist in specific ecological niches, where it can endure seasonal fluctuations by maintaining its biological functions over several years. While its core life strategy is perennial, the individual's longevity and the frequency of its reproductive phases may shift, exhibiting a variable nature that responds to the availability of resources and local climatic stability.

Lifecycle :

perennial

Morphology

The morphology of Plantago depressa is characterized by a low-growing, herbaceous growth form, functioning as both a herb and a forb. The plant exhibits a non-woody structure and is primarily terrestrial, though it can inhabit semiaquatic or aquatic environments. It is an independent organism, not functioning as a parasite or an epiphyte. Structurally, the plant is self-supporting rather than acting as a liana or vine, maintaining an ascending shoot orientation. In terms of stature, it is a diminutive species with a plant height ranging from a minimum of 0.05 m to a maximum of 0.65 m.

Aquatic :

terrestrial

Climber :

self-supporting

Epiphyte :

terrestrial

Growth form :

herb

Parasite :

independent

Plant height max:

0.65 m

Plant height min:

0.05 m

Shoot orientation :

ascending

Woodiness :

non-woody

Physiology

The physiology of Plantago depressa is fundamentally characterized by its reliance on the C3 photosynthetic pathway, a metabolic process where carbon dioxide is fixed directly into a three-carbon compound during the initial stages of the Calvin cycle. This physiological framework dictates the plant's carbon assimilation efficiency and its specific adaptations to environmental stressors such as light intensity and water availability. By utilizing the C3 pathway rather than C4 or CAM mechanisms, the plant maintains a metabolic strategy optimized for specific ecological niches where moderate temperatures and sufficient moisture allow for efficient carboxylation by the enzyme RuBisCO. This metabolic foundation influences its overall energy budget, transpiration rates, and the way it regulates gas exchange through its stomata to balance photosynthetic gain against water loss.

Photosynthetic pathway :

C3

Reproduction

The reproduction of Plantago depressa is characterized by a specific seasonal flowering window and the production of small, lightweight seeds. The flowering period typically commences in April and continues through August, although the species exhibits a variable flowering cycle that can span various months throughout the year. Following the successful pollination of the flowers, the plant produces seeds with a mean mass of approximately 0.039 g, facilitating its dispersal and subsequent establishment in its habitat.

Flowering time :

Apr

Flowering time :

Aug

Seed mass mean:

0.039 g

Sources: Global Inventory of Floras and Traits (GIFT)

Chemicals

Plantago depressa has 3 reported phytochemicals identified across 0 scientific publications and several other databases. The most consistently reported chemicals include Aucubin, Orobanchoside, Penicimine A.

Aucubin

1. Zhongguo Zhong yao za zhi = Zhongguo zhongyao zazhi = China journal of Chinese materia medica

Orobanchoside

1. Phytochemistry

Penicimine A

1. Natural product research

Conditions

Plantago depressa has 1 reported investigations on conditions identified across 0 scientific publications and several other databases. The most consistently reported conditions include kidney disease.

Kidney disease

1. Journal of AOAC International

Preparations

Plantago depressa has 1 reported preparations identified across 0 scientific publications and several other databases. The most consistently reported preparations include extract of Plantago depressa.

Extract of plantago depressa

1. Analytica chimica acta