narrow-leaf pasque-flower

Names and Synonyms

Scientific Names

Accepted name

Synonyms

• Anemone cernua

Sources: Wikidata

Taxonomical Classification

This plant belongs to the kingdom Plantae and is classified under the phylum Streptophyta and class Equisetopsida. Within the subclass Magnoliidae, it falls under the order Ranunculales and the family Ranunculaceae. Ultimately, it is identified by the genus Pulsatilla.

Sources: The World Checklist of Vascular Plants (WCVP)

Distribution

This plant is widely distributed across several key regions in East Asia. Within the Russian Far East, its presence is documented in the Amur, Khabarovsk, and Primorye territories. Moving into China, the species can be found growing in the Inner Mongolia region. Furthermore, its natural range extends into the Manchuria area of China. Together, these locations define the specific geographical footprint of Pulsatilla cernea.

Sources: The World Checklist of Vascular Plants (WCVP)

Botanical Identification

Ecology

The ecology of Pulsatilla cernea is defined by its specialized ability to thrive in diverse and often challenging terrains, ranging from high-altitude mountains to riparian zones. This species demonstrates significant adaptability by colonizing various substrates, including the nutrient-poor or shifting environments of sandy soils and the stabilized banks along rivers. Its presence in mountainous regions suggests a tolerance for cooler temperatures and specific microclimates associated with varying elevations, while its affinity for riverine and sandy habitats indicates a niche specialization in areas where soil moisture and drainage patterns are distinct. This combination of habitats allows the plant to occupy specific ecological niches where it can effectively compete and stabilize within its local environment.

Habitat :

mountains, rivers, sand

Life history

The life history of Pulsatilla cernea is characterized by a perennial lifecycle, allowing the plant to establish long-term presence within its native habitat. As a perennial species, it avoids the rapid turnover seen in annuals, instead focusing on developing robust underground structures that facilitate survival through varying seasonal conditions. This longevity enables the plant to endure periods of dormancy and emerge consistently during favorable growing seasons. Over its lifespan, the plant undergoes a repetitive cycle of vegetative growth and reproductive phases, investing significant energy into its root systems to sustain its multi-year existence.

Lifecycle :

perennial

Morphology

The morphology of Pulsatilla ceruua is characterized by its growth form as a non-woody herb, appearing as both a general herb and a specific forb. The plant is relatively diminutive in stature, with a height ranging from a minimum of 0.04 m to a maximum of 0.2 m. In terms of its structural habit, it is classified as a self-supporting plant, meaning it does not require external support to maintain its upright posture.

Climber :

self-supporting

Growth form :

herb

Plant height max:

0.2 m

Plant height min:

0.04 m

Woodiness :

non-woody

Physiology

The physiology of Pulsatilla vernalis (often referred to in botanical contexts related to Pulsatilla species) is characterized by a specialized metabolic framework adapted to temperate vernal environments. Central to its energy acquisition is its photosynthetic pathway, which utilizes the C3 mechanism; this pathway involves the direct fixation of atmospheric carbon dioxide through the enzyme RuBisCO during the Calvin cycle, a process highly efficient in the cool, moist conditions typical of its early spring growth period. This C3 metabolism allows the plant to maximize carbon assimilation when water availability is sufficient and temperatures remain moderate. Furthermore, its physiological processes are closely tied to its phenology, where rapid metabolic activation occurs immediately following dormancy to facilitate flowering before the onset of summer heat, which could otherwise increase photorespiration rates inherent to the C3 pathway.

Photosynthetic pathway :

C3

Reproduction

The reproduction of Pulsatilla cernea is characterized by a specific seasonal flowering window and the development of distinct fruit structures. The flowering period typically commences in May and extends through July, though the timing can be variable. Following pollination, the plant produces fruits that exhibit consistent dimensions; the fruit length remains steady with a minimum, mean, and maximum value of 0.3 cm. In contrast, the fruit width shows more variability, ranging from a minimum of 6 cm to a maximum of 8 cm, with an overall mean width of 7 cm.

Flowering time :

May

Flowering time :

Jul

Fruit length max:

0.3 cm

Fruit width max:

8 cm

Fruit width mean:

7 cm

Fruit width min:

6 cm

Sources: Global Inventory of Floras and Traits (GIFT)

Plant Parts

Pulsatilla cernua 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 root.

Root

1. Journal of natural products
2. Journal of agricultural and food chemistry
3. Molecules (Basel, Switzerland)

Chemicals

Pulsatilla cernua has 3 reported phytochemicals identified across 3 scientific publications and several other databases. The most consistently reported chemicals include 2,3-Oxidosqualene, CERNUOSIDE A, CERNUOSIDE B.

2,3-Oxidosqualene

1. Frontiers in plant science

CERNUOSIDE A

1. Journal of natural products

CERNUOSIDE B

1. Journal of natural products

Preparations

Pulsatilla cernua has 1 reported preparations identified across 3 scientific publications and several other databases. The most consistently reported preparations include roots.

Roots

1. Journal of natural products