Leafy Meadow-Rue

Names and Synonyms

Common Names

• Asian meadow-rue

Scientific Names

Accepted name

Synonyms

• Thalictrum mairei
• Thalictrum villosum
• Thalictrum falconeri
• Thalictrum dalingo

Sources: Wikidata, Catalogue of Life

Taxonomical Classification

This plant belongs to the kingdom Plantae within the phylum Streptophyta and the class Equisetopsida. It is classified under the subclass Magnoliidae in the order Ranunculales, specifically within the family Ranunculaceae. Ultimately, the species is identified by the genus Thalictrum.

Sources: The World Checklist of Vascular Plants (WCVP)

Distribution

This plant exhibits a widespread distribution across several key regions in Asia. In China, it can be found specifically within the South-Central areas as well as in Tibet. Its range extends into the Indian Subcontinent, where it is present in India. Furthermore, the species is documented in the specific region of Assam. Finally, it is also known to grow throughout the East Himalaya range.

Sources: The World Checklist of Vascular Plants (WCVP)

Botanical Identification

Ecology

The ecology of Thalictrum foliolosum is defined by its specific distribution across varying altitudinal gradients, indicating an adaptability to diverse montane environments. This species inhabits a broad vertical range, finding suitable microclimates from a minimum elevation of 1000 m AMSL up to a maximum of 3450 m AMSL. Its ecological niche is most concentrated around a mean elevation of 2350 m AMSL, suggesting that its optimal growth conditions, including temperature regimes and moisture availability, are most frequently met within this mid-to-high altitude belt. This wide elevational spread allows the plant to occupy various ecological zones, potentially spanning from lower montane forests to higher alpine or subalpine habitats.

Elevational range max:

3450 m AMSL

Elevational range mean:

2350 m AMSL

Elevational range min:

1000 m AMSL

Life history

The life history of Thalictrum foliolosum is characterized by its status as a perennial plant, meaning it persists through multiple growing seasons rather than completing its cycle in a single year. As a perennial, it undergoes a recurring seasonal pattern where it establishes robust root systems that allow it to survive dormant periods, typically during colder months, before re-emerging to produce new foliage and reproductive structures in the spring. This lifecycle enables the plant to accumulate energy over several years, often resulting in increased vigor and more extensive spreading or flowering as the individual matures. Its continuous presence in its habitat allows it to maintain stable populations, relying on its perennial nature to navigate seasonal environmental fluctuations.

Lifecycle :

perennial

Morphology

The morphology of Thalictrum foliojosum is characterized by its growth form as a herb and a forb, existing primarily as a non-woody organism. Although it displays certain climbing characteristics, it functions as a self-supporting entity rather than an obligatory liana or vine. This plant is strictly terrestrial in its ecological habit, lacking any epiphytic tendencies.

Climber :

self-supporting

Epiphyte :

terrestrial

Growth form :

herb

Woodiness :

non-woody

Physiology

The physiological architecture of Thalictrum foliolosum is characterized by specific foliar dimensions that define its photosynthetic surface area and structural development. The leaves exhibit a variable morphology, with leaf lengths ranging from a minimum of 1 cm to a maximum of 2.5 cm, maintaining a mean length of 1.75 cm. Complementing this longitudinal growth, the leaf width shows a significant range of variation, spanning from a minimum of 0.5 cm to a maximum of 1.5 cm, with an average width of 1 cm. These precise measurements in leaf length and width reflect the plant's adaptive growth patterns and contribute to its overall physiological efficiency in nutrient acquisition and energy production.

Leaf length max:

2.5 cm

Leaf length mean:

1.75 cm

Leaf length min:

1 cm

Leaf width max:

1.5 cm

Leaf width mean:

1 cm

Leaf width min:

0.5 cm

Reproduction

The reproduction of Thalictrum foliolosum is characterized by a specific seasonal flowering cycle and the development of distinct fruit structures. The flowering period typically begins in June and continues through until October, providing a window for pollination during the warmer months of the year. Following successful fertilization, the plant produces fruits that exhibit highly consistent physical dimensions. The fruit length is uniform across its developmental range, with a minimum, mean, and maximum length all recorded at approximately 0.3 cm. This precise measurement indicates a stable morphological trait in the plant's reproductive output.

Flowering time :

Jun

Flowering time :

Oct

Fruit length max:

0.3 cm

Sources: Global Inventory of Floras and Traits (GIFT)

Chemicals

Thalictrum foliolosum has 9 reported phytochemicals identified across 0 scientific publications and several other databases. The most consistently reported chemicals include Jatrorrhizine, Noroxyhydrastinine, Palmatine, THALICARPINE, THALIRUGINE.

Jatrorrhizine

1. Journal of ethnopharmacology

Noroxyhydrastinine

1. Journal of ethnopharmacology

Palmatine

1. Journal of ethnopharmacology

THALICARPINE

1. Journal of ethnopharmacology

THALIRUGINE

1. Journal of ethnopharmacology

THALRUGOSAMININE

1. Journal of ethnopharmacology

THALRUGOSIDINE

1. Journal of ethnopharmacology

berberine

1. Journal of ethnopharmacology

thalirugidine

1. Journal of ethnopharmacology

Activities

Thalictrum foliolosum has 6 reported activities identified across 0 scientific publications and several other databases. The most consistently reported activities include Antiperiodic, Diuretic, Febrifuge, Purgative, Stomachic.

Antiperiodic

1. Journal of ethnopharmacology

Diuretic

1. Journal of ethnopharmacology

Febrifuge

1. Journal of ethnopharmacology

Purgative

1. Journal of ethnopharmacology

Stomachic

1. Journal of ethnopharmacology

Tonic

1. Journal of ethnopharmacology

Conditions

Thalictrum foliolosum has 7 reported investigations on conditions identified across 0 scientific publications and several other databases. The most consistently reported conditions include jaundice, diuretic, mycobacteria, purgative, rheumatism.

Jaundice

1. Biomedicine & pharmacotherapy = Biomedecine & pharmacotherapie
2. Journal of ethnopharmacology

Diuretic

1. Journal of ethnopharmacology

Mycobacteria

1. Microbes and infection

Purgative

1. Journal of ethnopharmacology

Rheumatism

1. Journal of ethnopharmacology

Snakebite

1. Journal of ethnopharmacology

Tuberculosis

1. Microbes and infection

Preparations

Thalictrum foliolosum has 1 reported preparations identified across 0 scientific publications and several other databases. The most consistently reported preparations include traditional herbal medicine.

Traditional herbal medicine

1. Mitochondrial DNA. Part B, Resources