flaccid anemone

Names and Synonyms

Common Names

• Flaccid Anemone

Scientific Names

Accepted name

Synonyms

• Anemone laevigata
• Anemone baicalensis subsp. flaccida
• Anemone flaccida var. tagawae
• Arsenjevia flaccida
• Anemonidium flaccidum
• Anemonoides flaccida
• Anemone flaccida f. rosea
• Anemone flaccida var. anhuiensis
• Anemone weixiensis
• Anemone amagisanensis
• Anemone anhuiensis
• Anemone baicalensis var. laevigata
• Anemone flaccida
• Anemone flaccida var. semiplena
• Anemone flaccida var. hirtella
• Anemone tagawae

Sources: Wikidata, Catalogue of Life

Taxonomical Classification

This plant belongs to the kingdom Plantae and is classified under the phylum Streptophyta within the class Equisetopsida. Further descending through the subclass Magnoliidae and order Ranunculales, it is a member of the family Ranunculaceae. It is specifically identified by the genus Anemonastrum, to which the species Anemonastrum flaccidum belongs.

Sources: The World Checklist of Vascular Plants (WCVP)

Distribution

This plant exhibits a wide geographical distribution across several key regions of Eastern Asia. In the Russian Far East, its range extends through the Kuril Islands and the island of Sakhalin. Its presence is also well-documented within China, specifically across the south-central and southeast territories. Furthermore, the species can be found throughout the various islands of Japan. Collectively, these locations highlight the plant's preference for the temperate climates of the North Pacific rim.

Sources: The World Checklist of Vascular Plants (WCVP)

Botanical Identification

Ecology

The ecology of Anemonastrum flaccidum is characterized by its specific preference for riparian environments, where it thrives in silty soil located on the banks of rivulets. This specialized habitat provides the consistent moisture levels and fine-textured substrate necessary for its growth patterns. By colonizing these narrow, water-adjacent margins, the species occupies a niche defined by the periodic influence of flowing water and the nutrient-rich deposits typical of silty alluvial zones.

Habitat :

silty soil on the bank of rivulets

Life history

The life history of Anemone astrum flaccidum is characterized by a perennial lifecycle, allowing the plant to persist through multiple growing seasons. As a perennial species, it avoids the rapid turnover associated with annuals or biennials, instead focusing on long-term survival through the establishment of robust root systems or rhizomes that store energy for subsequent years. This life strategy enables the plant to navigate seasonal fluctuations and re-emerge annually to complete its reproductive cycles. Throughout its existence, the plant undergoes recurring phases of vegetative growth and flowering, leveraging its established perennial structure to maintain stability within its ecological niche over an extended duration.

Lifecycle :

perennial

Morphology

The morphology of Anemone astrum flaccidum is characterized by its growth form as a non-woody herb, specifically categorized as a forb. The plant is self-supporting and does not exhibit climbing tendencies. In terms of stature, it is a relatively low-growing species with a height that ranges from a minimum of 0.09 m to a maximum of 0.4 m, maintaining an average plant height of approximately 0.275 m.

Climber :

self-supporting

Growth form :

herb

Plant height max:

0.4 m

Plant height mean:

0.275 m

Plant height min:

0.09 m

Woodiness :

non-woody

Physiology

The physiology of Anemonastrum flacciidum is characterized by significant morphological variability in its foliar structures, which play a critical role in its metabolic processes and photosynthetic capacity. The leaves exhibit a dynamic range of dimensions, with leaf lengths typically averaging 5.5 cm, though they can fluctuate between a minimum of 3.5 cm and a maximum of 7.5 cm. Complementing this longitudinal variation is a substantial breadth in leaf width, which maintains a mean value of 10.25 cm; however, individual specimens show considerable plasticity, with widths ranging from a minimum of 6.5 cm to a maximum of 14 cm. This variation in leaf surface area suggests an adaptive physiological response to environmental light availability and moisture retention, allowing the plant to optimize gas exchange and energy production through its expansive and varied leaf architecture.

Leaf length max:

7.5 cm

Leaf length mean:

5.5 cm

Leaf length min:

3.5 cm

Leaf width max:

14 cm

Leaf width mean:

10.25 cm

Leaf width min:

6.5 cm

Reproduction

The reproduction of Anemonastrum flaccidum is characterized by a specific seasonal flowering window that dictates its reproductive cycle. The flowering process typically commences in April, marking the onset of its reproductive phase, and continues through the spring months until it reaches its conclusion in June. While the exact timing can be variable depending on environmental conditions, the plant follows this predictable phenological pattern to ensure successful pollination and subsequent seed development.

Flowering time :

Apr

Flowering time :

Jun

Sources: Global Inventory of Floras and Traits (GIFT)

Plant Parts

Anemonastrum flaccidum has 1 reported plant parts identified across 3 scientific publications and several other databases that are studied for medicinal purposes. The most consistently reported plant part include rhizome.

Rhizome

1. Chinese journal of natural medicines
2. Chemical & pharmaceutical bulletin
3. Zhong yao cai = Zhongyaocai = Journal of Chinese medicinal materials

Chemicals

Anemonastrum flaccidum has 2 reported phytochemicals identified across 3 scientific publications and several other databases. The most consistently reported chemicals include 2,3-Oxidosqualene, OLEANOLIC ACID.

2,3-Oxidosqualene

1. Biochemical and biophysical research communications

OLEANOLIC ACID

1. Biochemical and biophysical research communications

Activities

Anemonastrum flaccidum has 1 reported activities identified across 3 scientific publications and several other databases. The most consistently reported activities include Anticancer.

Anticancer

1. Mitochondrial DNA. Part B, Resources

Preparations

Anemonastrum flaccidum has 3 reported preparations identified across 3 scientific publications and several other databases. The most consistently reported preparations include Alcohol extracts, rhizomes, roots.

Alcohol extracts

1. Molecular medicine reports

Rhizomes

1. Chemical & pharmaceutical bulletin

Roots

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