Epimedium myrianthum

Names and Synonyms

Scientific Names

Accepted name

Synonyms

• Epimedium sagittatum subsp. pyramidale
• Epimedium sagittatum var. pyramidale
• Epimedium sinense var. pyramidale

Sources: Wikidata, Catalogue of Life

Taxonomical Classification

This plant, known scientifically as Epimedium myrianthum, belongs to the kingdom Plantae and the phylum Streptophyta. Within the class Equisetopsida and subclass Magnoliidae, it is classified under the order Ranunculales and the family Berberidaceae. Finally, it is situated within the genus Epimedium.

Sources: The World Checklist of Vascular Plants (WCVP)

Distribution

This plant is primarily located within specific regions of China. Its geographical distribution is concentrated in the south-central part of the country. Additionally, the species can be found throughout the southeast region of China. These specific areas define the natural habitat where the plant thrives. Consequently, its presence is closely tied to the diverse ecosystems of southern China.

Sources: The World Checklist of Vascular Plants (WCVP)

Botanical Identification

Life history

The life history of Epimedium myrianthum is characterized by its status as a perennial plant, meaning it lives for more than two years and undergoes seasonal cycles of growth and dormancy. As a long-lived herbaceous perennial, it establishes a robust root system that allows it to persist through varying environmental conditions and regrow from its rhizomes each spring. Its developmental cycle involves an annual period of vegetative growth, where it produces lush foliage, followed by a reproductive phase marked by the emergence of its distinctive flowering structures. Because it is perennial rather than annual or biennial, it avoids the complete death following seed production, instead focusing on continuous resource storage within its underground structures to ensure survival and multi-year longevity.

Lifecycle :

perennial

Morphology

The morphology of Epimedium myrianthum is characterized by its herbaceous growth habit, with the plant typically reaching a height ranging from a minimum of 0.3 m to a maximum of 0.6 m, resulting in an average plant height of 0.45 m. The structure is defined by its basal foliage and upright flowering stems that conform to these specific stature dimensions.

Plant height max:

0.6 m

Plant height mean:

0.45 m

Plant height min:

0.3 m

Physiology

The physiological development of the foliage in Epimedium myrianthum is characterized by significant morphological variability in leaf dimensions. The leaves exhibit a substantial range in longitudinal growth, with a minimum length of 6 cm and a mean length of 8.5 cm, reaching a maximum extension of 11 cm. This variation in length is accompanied by a corresponding range in transverse development, where leaf width fluctuates from a minimum of 2 cm to a maximum of 6 cm. These dimensional metrics reflect the plant's adaptive capacity in optimizing surface area for light interception and gas exchange within its ecological niche.

Leaf length max:

11 cm

Leaf length mean:

8.5 cm

Leaf length min:

6 cm

Leaf width max:

6 cm

Leaf width min:

2 cm

Reproduction

The reproduction of Epimedium myrianthum is characterized by the production of distinctive inflorescences that serve as the primary reproductive structures of the plant. These inflorescences vary in size, typically measuring a minimum length of 0.18 m and reaching a maximum length of up to 0.34 m. The flowering process is essential for the genetic diversification of the species, as the length and structure of these stalks facilitate the presentation of flowers for pollination. The variation within this specific measurement range plays a crucial role in the plant's reproductive success and its ability to attract necessary pollinators within its natural habitat.

Inflorescence length max:

0.34 m

Inflorescence length min:

0.18 m

Sources: Global Inventory of Floras and Traits (GIFT)

Chemicals

Epimedium myrianthum has 3 reported phytochemicals identified across 0 scientific publications and several other databases. The most consistently reported chemicals include Epimedoside, Icariin, Magnoline.

Epimedoside

1. Journal of pharmaceutical and biomedical analysis

Icariin

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

Magnoline

1. Journal of pharmaceutical and biomedical analysis

Conditions

Epimedium myrianthum has 2 reported investigations on conditions identified across 0 scientific publications and several other databases. The most consistently reported conditions include impotence, rheumatism.

Impotence

1. Journal of pharmaceutical and biomedical analysis

Rheumatism

1. Journal of pharmaceutical and biomedical analysis