Lancea tibetica

Names and Synonyms

Scientific Names

Accepted name

Synonyms

• Lancea tibetica f. albiflora

Sources: Wikidata, Catalogue of Life

Taxonomical Classification

This plant belongs to the kingdom Plantae and is classified under the phylum Streptophyta and class Equisetopsida. Within the subclass Magnoliidae, it is positioned in the order Lamiales and the family Mazaceae. Finally, it is identified by the genus Lancea, specifically as the species Lancea tibetica.

Sources: The World Checklist of Vascular Plants (WCVP)

Distribution

This plant exhibits a widespread presence across several key regions in East and Central Asia. Within China, its habitat extends through the South-Central and North-Central provinces. It is also documented to grow in the high-altitude territories of Qinghai and Tibet. Furthermore, its geographical range reaches beyond Chinese borders into Mongolia. This distribution highlights the plant's ability to thrive in various environments throughout these specific areas.

Sources: The World Checklist of Vascular Plants (WCVP)

Botanical Identification

Ecology

The ecology of Lancea tibetica is defined by its specialization in high-altitude montane environments, where it occupies a broad vertical distribution across various mountain terrains. This species thrives within a significant elevational range, establishing itself at altitudes as low as 2,000 m AMSL and extending its habitat up to a maximum of 5,300 m AMSL. Throughout these varying topographical gradients, the plant maintains a mean elevation of approximately 3,250 m AMSL, a positioning that suggests an adaptation to the specific climatic stressors, such as lower temperatures and intense solar radiation, characteristic of mid-to-high alpine zones.

Elevational range max:

5300 m AMSL

Elevational range mean:

3250 m AMSL

Elevational range min:

2000 m AMSL

Life history

The life history of Lancea tibetica is characterized by its status as a perennial species, allowing it to persist in its natural habitat through multiple growing seasons. As a perennial, it does not follow the rapid, single-season completion of annuals or the two-year cycle of biennials, but instead invests energy into long-term survival and structural development. This life strategy enables the plant to establish a robust presence in its environment, often developing extensive root systems that support its continuous growth and eventual seasonal reproductive phases over several years.

Lifecycle :

perennial

Morphology

The morphology of Lancea tibetica is characterized by its growth form as a non-woody herb, specifically classified as a herb and a forb. The plant is a self-supporting species that does not exhibit climbing behavior, nor does it function as a parasite, maintaining an independent life cycle. It is a terrestrial plant, functioning neither as an aquatic nor a semiaquatic organism, and it is not an epiphyte. In terms of stature, the plant is relatively small, with a height that ranges from a minimum of 0.03 m to a maximum of 0.15 m, resulting in an average plant height of approximately 0.09 m.

Aquatic :

terrestrial

Climber :

self-supporting

Epiphyte :

terrestrial

Growth form :

herb

Parasite :

independent

Plant height max:

0.15 m

Plant height mean:

0.09 m

Plant height min:

0.03 m

Woodiness :

non-woody

Reproduction

The reproduction of Lancea tibetica involves diverse sexual strategies, as the species can exhibit bisexual, monoecious, or dioecious breeding systems. These sexual modes facilitate genetic exchange through varying floral arrangements, allowing for different levels of self-pollination or cross-pollination depending on the specific population's characteristics. Following successful fertilization, the plant produces seeds that are characterized by a relatively small size, with a recorded mean seed mass of 0.0075 g. This lightweight seed profile is typical for plants that rely on efficient dispersal mechanisms to colonize new habitats.

Reproduction sexual :

bisexual

Seed mass mean:

0.0075 g

Sources: Global Inventory of Floras and Traits (GIFT)

Plant Parts

Lancea tibetica has 3 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 leaf, root, stem.

Leaf

1. Planta medica

Root

1. Planta medica

Stem

1. Planta medica

Chemicals

Lancea tibetica has 11 reported phytochemicals identified across 3 scientific publications and several other databases. The most consistently reported chemicals include (+)-piperitol, Acteoside, Epipinoresinol, Horsfieldin, Isoacteoside.

(+)-piperitol

1. Planta medica

Acteoside

1. Journal of chromatography. B, Analytical technologies in the biomedical and life sciences

Epipinoresinol

1. Journal of chromatography. B, Analytical technologies in the biomedical and life sciences

Horsfieldin

1. Planta medica

Isoacteoside

1. Journal of chromatography. B, Analytical technologies in the biomedical and life sciences

Lantibeside

1. Planta medica

Phillygenol

1. Journal of chromatography. B, Analytical technologies in the biomedical and life sciences

Phillyrin

1. Planta medica

Sylvatesmin

1. Planta medica

Tibeticoside

1. Journal of chromatography. B, Analytical technologies in the biomedical and life sciences

Preparations

Lancea tibetica has 1 reported preparations identified across 3 scientific publications and several other databases. The most consistently reported preparations include EtOH extract.

Etoh extract

1. Planta medica