Primula auriculata

Names and Synonyms

Scientific Names

Accepted name

Synonyms

• Primula auriculata var. glacialis
• Aleuritia auriculata
• Primula pycnorhiza
• Primula auriculata var. calva
• Primula auriculata subsp. pycnorhiza
• Primula auriculata var. caucasica
• Primula longifolia
• Primula auriculata var. bornmuelleri

Sources: Wikidata

Taxonomical Classification

This plant belongs to the kingdom Plantae and the phylum Streptophyta, falling under the class Equisetopsida and subclass Magnoliidae. It is further classified within the order Ericales and the family Primulaceae. Finally, it is categorized under the genus Primula, specifically as the species Primula auriculata.

Sources: The World Checklist of Vascular Plants (WCVP)

Distribution

This plant exhibits a broad geographical distribution spanning several distinct mountainous regions. In the Caucasus area, it can be found throughout the North Caucasus and the Transcaucasus. Its range extends further into Western Asia, where it is native to the rugged terrains of Afghanistan. Additionally, the species is well-established within the territories of Iran. Finally, its presence is also documented across parts of Iraq.

Sources: The World Checklist of Vascular Plants (WCVP)

Botanical Identification

Ecology

The ecology of Primula auriculata is characterized by its specialized preference for high-altitude environments, specifically thriving within alpine meadows and rugged mountain terrains. This species occupies a distinct vertical niche, maintaining an elevational range that extends from a minimum of 2000 m AMSL to a maximum of 3600 m AMSL. By inhabiting these montane habitats, the plant has adapted to the specific climatic conditions, soil compositions, and moisture levels typical of high-elevation meadow ecosystems.

Elevational range max:

3600 m AMSL

Elevational range min:

2000 m AMSL

Habitat :

meadows, mountains

Life history

The life history of Primula auriculata is characterized by a perennial lifecycle, allowing the plant to persist through multiple growing seasons in its high-altitude habitats. As a perennial herb, it establishes a stable presence in rocky crevices and alpine meadows, utilizing its root system to survive dormant periods during harsh environmental shifts. Throughout its life, the plant undergoes cyclic stages of vegetative growth and reproductive flowering, typically triggered by seasonal shifts in temperature and moisture availability. This long-lived growth habit enables it to accumulate sufficient energy reserves to support the development of its characteristic pink or mauve inflorescences, ensuring successful seed production and long-term population stability within its niche ecosystem.

Lifecycle :

perennial

Morphology

The morphology of Primula auriculata is characterized by its herbaceous growth form, presenting as a non-woody plant. It typically reaches a height ranging from a minimum of 0.08 m to a maximum of 0.6 m. As a herb, its structure is defined by this soft, non-woody tissue, lacking any significant lignification or woody stems.

Growth form :

herb

Plant height max:

0.6 m

Plant height min:

0.08 m

Woodiness :

non-woody

Physiology

The physiology of Primula auriculata is characterized by a metabolic framework governed by a C3 photosynthetic pathway, which is typical for many high-altitude herbaceous perennials. In this process, the initial fixation of atmospheric carbon dioxide occurs through the enzyme Rubisco, leading to the formation of a three-carbon compound, 3-phosphoglycerate, within the mesophyll cells. This metabolic strategy is highly efficient in the cool, moist, and often shaded alpine environments where this species thrives, as it avoids the energy costs associated with specialized carbon-concentrating mechanisms. The plant's physiological performance is closely tied to its ability to manage gas exchange and water use efficiency under the fluctuating temperature and light intensities of its natural habitat, utilizing its C3 metabolism to drive the production of carbohydrates necessary for growth and seasonal flowering.

Photosynthetic pathway :

C3

Reproduction

The reproduction of Primula auriculata is characterized by a specific seasonal flowering window and precise seed production metrics. The flowering period typically commences in June and concludes in July, though the timing can be variable depending on environmental conditions. During this reproductive phase, the plant produces seeds with highly consistent physical properties; the seed mass is uniform across its range, with a mean, maximum, and minimum value all recorded at 2e-04 g. This consistency in seed mass suggests a highly standardized energetic investment in each offspring during the short blooming season.

Flowering time :

Jun

Flowering time :

Jul

Seed mass mean:

2e-04 g

Sources: Global Inventory of Floras and Traits (GIFT)

Plant Parts

Primula auriculata has 1 reported plant parts identified across 1 scientific publications and several other databases that are studied for medicinal purposes. The most consistently reported plant part include flower.

Flower

1. Food chemistry

Chemicals

Primula auriculata has 11 reported phytochemicals identified across 1 scientific publications and several other databases. The most consistently reported chemicals include 2-Phenylchromone, As, CD, FLAVONE, Flavonoid.

2-Phenylchromone

1. Journal of enzyme inhibition and medicinal chemistry

As

1. Microscopy research and technique

CD

1. Microscopy research and technique

FLAVONE

1. Journal of enzyme inhibition and medicinal chemistry

Flavonoid

1. Microscopy research and technique

Hg

1. Microscopy research and technique

Macrophyllicinin

1. Journal of natural products

PB

1. Microscopy research and technique

Phytosterol

1. Microscopy research and technique

Saponins

1. Microscopy research and technique

Activities

Primula auriculata has 5 reported activities identified across 1 scientific publications and several other databases. The most consistently reported activities include Cytotoxic, Antifungal, Antimicrobial, Apoptotic, Toxic.

Cytotoxic

1. Journal of enzyme inhibition and medicinal chemistry
2. Iranian journal of pharmaceutical research : IJPR

Antifungal

1. Journal of enzyme inhibition and medicinal chemistry

Antimicrobial

1. Journal of enzyme inhibition and medicinal chemistry

Apoptotic

1. Iranian journal of pharmaceutical research : IJPR

Toxic

1. Journal of enzyme inhibition and medicinal chemistry

Medicinal Uses

Primula auriculata has 2 reported medicinal uses identified across 1 scientific publications and several other databases. The most consistently reported uses include antioxidant activity, colon cancer.

Most Reported Uses

Preparations