Australian sage

Names and Synonyms

Common Names

• Australian sage
• common sage
• Sage Weed
• plebeian sage

Scientific Names

Accepted name

Synonyms

• Lumnitzera fastigiata
• Mosla virgata
• Ocimum fastigiatum
• Ocimum virgatum
• Salvia minutiflora
• Salvia brachiata
• Salvia plebeia var. latifolia

Sources: Wikidata, Catalogue of Life

Taxonomical Classification

This plant belongs to the kingdom Plantae and the phylum Streptophyta, falling under the class Equisetopsida and subclass Magnoliidae. Within the order Lamiales and the family Lamiaceae, it is classified under the genus Salvia.

Sources: The World Checklist of Vascular Plants (WCVP)

Distribution

This plant exhibits a diverse geographical range that spans across several distinct regions of Asia. In the Russian Far East, its presence is specifically noted within the Primorye territory. Moving toward Western Asia, the species can be found growing in both Afghanistan and Iran. Within China, its distribution extends through the South-Central regions. Finally, the plant's habitat reaches the tropical island of Hainan.

Sources: The World Checklist of Vascular Plants (WCVP)

Botanical Identification

Ecology

The ecology of Salvia plebeia is characterized by its specific vertical distribution within montane ecosystems, where it thrives within a defined altitudinal belt. This species is specifically adapted to high-altitude environments, maintaining an elevational range that begins at 1500 m AMSL and extends up to a maximum of 2100 m AMSL. Occupying this narrow ecological niche suggests a preference for the unique climatic conditions found in these mid-to-high elevation zones, likely involving specific temperature gradients, moisture availability, and atmospheric pressures typical of such altitudes.

Elevational range max:

2100 m AMSL

Elevational range min:

1500 m AMSL

Life history

The life history of Salvia plebeia is characterized by an annual lifecycle, meaning it completes its entire developmental process—from germination to seed production—within a single growing season. As a therophyte, its life form is defined by its strategy of surviving unfavorable periods as ephemeral seeds, lacking any persistent above-ground or underground vegetative structures once the reproductive cycle is complete. This rapid progression through its life stages allows the species to exploit seasonal resources efficiently, ensuring the continuity of the next generation through seed dispersal before the onset of environmental stress.

Life form :

therophyte

Lifecycle :

annual

Morphology

The morphology of Salvia plebeiia is characterized by its growth form as a non-woody herb, specifically categorized as a herb and a forb. This terrestrial species is self-supporting rather than a climber and functions as an independent organism, showing no parasitic or epiphytic behavior. In terms of stature, the plant maintains a relatively low profile, with a height that typically ranges from a minimum of 0.3 m to a maximum of 0.9 m, resulting in an average plant height of approximately 0.5 m.

Aquatic :

terrestrial

Climber :

self-supporting

Epiphyte :

terrestrial

Growth form :

herb

Parasite :

independent

Plant height max:

0.9 m

Plant height mean:

0.5 m

Plant height min:

0.3 m

Woodiness :

non-woody

Physiology

The physiology of Salvia plebeia is characterized by a complex metabolic framework designed for survival in Mediterranean-type ecosystems, involving specialized processes for nutrient acquisition and secondary metabolite production. As a member of the Lamiaceae family, its physiological activity is heavily centered on the synthesis and secretion of essential oils through glandular trichomes located on the leaf epidermis. These secretions serve critical physiological roles, including the mitigation of herbivory and the reduction of transpiration rates under thermal stress. In terms of nutrient cycling, the plant does not engage in symbiotic nitrogen fixation; it is not a nitrogen fixer, meaning it lacks the specialized root nodules or bacterial associations required to convert atmospheric nitrogen into bioavailable forms. Instead, its nitrogen metabolism relies entirely on the uptake of nitrates and ammonium from the soil through its root system. The plant's photosynthetic efficiency is optimized for seasonal variations, employing a robust vascular system to manage water potential and maintain turgor during periods of high evaporative demand.

Nitrogen fixer :

no

Reproduction

The reproduction of Salvia plebeia is characterized by a specific phenological cycle and biotic pollination mechanisms. The flowering period typically begins in April and extends through July, though the timing can be variable. The plant utilizes a biotic pollination syndrome, relying heavily on animal vectors for successful fertilization; specifically, it is pollinated by insects, with bees being a primary pollinator. Following successful pollination, the plant produces seeds with a highly consistent mass, maintaining a mean, minimum, and maximum seed mass of 2e-04 g.

Flowering time :

Apr

Flowering time :

Jul

Pollination syndrome :

insect

Pollination syndrome :

bee

Pollination syndrome :

biotic

Seed mass mean:

2e-04 g

Sources: Global Inventory of Floras and Traits (GIFT)

Chemicals

Salvia plebeia has 4 reported phytochemicals identified across 0 scientific publications and several other databases. The most consistently reported chemicals include Flavonoids, Hispidulin, Homoplantaginin, Terpenoids.

Flavonoids

1. Frontiers in plant science

Hispidulin

1. Frontiers in plant science

Homoplantaginin

1. Frontiers in plant science

Terpenoids

1. Frontiers in plant science

Activities

Salvia plebeia has 1 reported activities identified across 0 scientific publications and several other databases. The most consistently reported activities include Antitussive.

Antitussive

1. Food science and biotechnology

Conditions

Salvia plebeia has 11 reported investigations on conditions identified across 0 scientific publications and several other databases. The most consistently reported conditions include abscesses, asthma, bronchitis, colon cancer, dermatitis.

Abscesses

1. Journal of ethnopharmacology

Asthma

1. Food science and biotechnology

Bronchitis

1. Journal of ethnopharmacology

Colon cancer

1. Natural product research

Dermatitis

1. Journal of ethnopharmacology

Hemorrhoids

1. Journal of ethnopharmacology

Mastitis

1. Journal of ethnopharmacology

Nephritis

1. Journal of ethnopharmacology

Pharyngitis

1. Journal of ethnopharmacology

Sedative

1. Archives of pharmacal research

Preparations

Salvia plebeia has 2 reported preparations identified across 0 scientific publications and several other databases. The most consistently reported preparations include MeOH extract, fermented extract of medicinal plants (FEMP).

Meoh extract

1. Archives of pharmacal research

Fermented extract of medicinal plants (femp)

1. Food science and biotechnology