Ephedra saxatilis

Names and Synonyms

Scientific Names

Accepted name

Synonyms

• Ephedra gerardiana var. saxatilis
• Ephedra saxatilis var. mairei
• Ephedra likiangensis var. mairei
• Ephedra likiangensis f. mairei

Sources: Wikidata, Catalogue of Life

Taxonomical Classification

This plant belongs to the kingdom Plantae and the phylum Streptophyta, placing it within the class Equisetopsida. It is further classified under the subclass Gnetidae and the order Ephedrales, specifically within the family Ephedraceae. Finally, the species is categorized under the genus Ephedra.

Sources: The World Checklist of Vascular Plants (WCVP)

Distribution

This plant exhibits a specific distribution pattern concentrated within East and South-Central Asia. In China, its presence is noted across the South-Central regions as well as within the high-altitude terrain of Tibet. The species also extends into the Indian Subcontinent, where it can be found inhabiting the East Himalaya. Furthermore, its range includes the mountainous landscapes of Nepal. Collectively, these locations define the primary natural habitats where Ephedra saxatilis thrives.

Sources: The World Checklist of Vascular Plants (WCVP)

Botanical Identification

Life history

The life history of Ephedra saxatilis is characterized by its specialized adaptation to harsh, rocky environments, functioning primarily as a chamaephyte. This growth form dictates its survival strategy, as its reproductive and photosynthetic buds are situated close to the soil surface or within rocky crevices, protecting them from extreme temperature fluctuations and desiccation. In terms of its classification within life form hierarchies, it is specifically identified as a chamaephyte, a trait that allows it to thrive in xeric habitats where taller growth forms would be unsustainable. By maintaining a low-growing stature, the plant minimizes exposure to drying winds and utilizes the thermal stability provided by the substrate, ensuring its persistence through seasonal shifts in its arid ecological niche.

Life form :

chamaephyte

Morphology

The morphology of Ephedra saxatilis is characterized by its distinct growth habit and structural composition. It is a self-supporting plant that does not rely on other structures for vertical ascent, functioning as a non-climbing organism. As an independent species, it is not a parasite, maintaining its own nutritional processes without reliance on a host. Furthermore, it is a terrestrial plant, establishing its root system directly in the soil rather than growing as an epiphyte. The structural integrity of the plant is defined by its woody nature, possessing a persistent, lignified stem that provides the necessary rigidity for its survival in its natural habitat.

Climber :

self-supporting

Epiphyte :

terrestrial

Parasite :

independent

Woodiness :

woody

Sources: Global Inventory of Floras and Traits (GIFT)

Chemicals

Ephedra saxatilis has 5 reported phytochemicals identified across 0 scientific publications and several other databases. The most consistently reported chemicals include ABA, GA7, IAA, IPR, SA.

ABA

1. BMC plant biology

GA7

1. BMC plant biology

IAA

1. BMC plant biology

IPR

1. BMC plant biology

SA

1. BMC plant biology