Picea morinda

Names and Synonyms

Common Names

• Morinda Spruce
• West-Himalayan Spruce
• Indian Spruce
• West Himalayan Spruce
• Himalayan spruce

Scientific Names

Accepted name

Synonyms

• Abies morinda
• Abies khutrow
• Picea khutrow
• Picea smithiana var. pendula
• Picea smithiana var. nepalensis
• Picea morinda
• Abies smithiana
• Picea smithiana subsp. nepalensis
• Pinus morinda
• Pinus smithiana
• Pinus khutrow

Regional and Traditional Names

Sources: Wikidata, Catalogue of Life

Taxonomical Classification

This plant, known scientifically as Picea smithiana, belongs to the kingdom Plantae and the phylum Streptophyta. Within the class Equisetopsida and subclass Pinidae, it is categorized under the order Pinales and the family Pinaceae. Ultimately, it is classified under the genus Picea.

Sources: The World Checklist of Vascular Plants (WCVP)

Distribution

This plant exhibits a specific geographical distribution across several key mountainous regions. In Western Asia, its presence can be found within the borders of Afghanistan. It is also distributed throughout China, specifically within the Tibet region. The species extends into the Indian Subcontinent, where it grows in Nepal and Pakistan. Finally, its range includes the rugged terrain of the West Himalaya.

Sources: The World Checklist of Vascular Plants (WCVP)

Botanical Identification

Ecology

The ecology of Picea smithiana is characterized by its adaptation to diverse montane environments, spanning a significant vertical gradient within high-altitude ecosystems. This species thrives across a broad elevational range, establishing itself in habitats starting from as low as 500 m AMSL and extending up to a maximum altitude of 3300 m AMSL. Such a wide altitudinal distribution allows it to occupy various ecological niches, from temperate lower montane forests to the harsh, subalpine zones near the tree line. Its presence across these varying elevations reflects a robust ability to tolerate fluctuating climatic conditions and varying soil compositions typical of mountainous terrains.

Elevational range max:

3300 m AMSL

Elevational range min:

500 m AMSL

Life history

The life history of Picea smithiana is characterized by its status as a perennial organism, allowing it to persist through multiple growing seasons and establish long-term presence within its ecological niche. As a phanerophyte, its primary reproductive and vegetative structures are elevated well above the ground level, typically maintained on woody stems that ensure survival through various environmental conditions. This life strategy facilitates a stable developmental pattern where the plant can accumulate biomass over many years, contributing to the structural complexity of its habitat through its enduring and elevated growth form.

Life form :

phanerophyte

Lifecycle :

perennial

Morphology

The morphology of Picea smithiana is characterized by its robust growth form, specifically identified as a large, woody tree. As a terrestrial species, it does not exhibit aquatic or semiaquatic tendencies, nor does it function as an epiphyte, remaining firmly rooted in the soil rather than growing upon other plants as a holoepiphyte or hemiepiphyte. The plant is entirely independent, lacking any parasitic relationship with other organisms, and possesses a self-supporting structure that distinguishes it from climbers, vines, or lianas. Its structural integrity is defined by its woody nature, providing the necessary strength for its upright, arborescent habit.

Aquatic :

terrestrial

Climber :

self-supporting

Epiphyte :

terrestrial

Growth form :

tree

Parasite :

independent

Woodiness :

woody

Physiology

The physiology of Picea smithiana is characterized by its specific metabolic and structural adaptations. As a conifer, it utilizes the C3 photosynthetic pathway, a common mechanism among gymnosperms that involves the direct fixation of carbon dioxide through the Calvin cycle. In terms of its structural composition, the plant exhibits a stem specific density (SSD) with a mean value of 528 mg/cm³, reflecting the internal cellular arrangement and wood density essential for its physical support and hydraulic transport.

Photosynthetic pathway :

C3

Stem specific density (SSD) mean:

528 mg/cm³

Reproduction

The reproduction of Picea smithiana is characterized by a specific seasonal flowering window and specialized seed dispersal mechanisms. The flowering process typically commences in May and concludes in July, marking its primary reproductive period. Following fertilization, the plant produces seeds with a relatively small mass, exhibiting a mean seed mass of 0.011792 g. The individual seeds fall within a specific weight range, with a minimum recorded mass of 0.00835 g and a maximum mass of 0.01334 g. Regarding the movement of its progeny, the species utilizes an anemochorous dispersal syndrome, relying on wind currents to transport its lightweight seeds away from the parent plant to facilitate colonization.

Dispersal syndrome :

anemochorous

Flowering time :

May

Flowering time :

Jul

Seed mass max:

0.01334 g

Seed mass mean:

0.011792 g

Seed mass min:

0.00835 g

Sources: Global Inventory of Floras and Traits (GIFT)

Activities

Picea smithiana has 1 reported activities identified across 0 scientific publications and several other databases. The most consistently reported activities include Antimicrobial.

Antimicrobial

1. Pakistan journal of pharmaceutical sciences