Broad Nut

Names and Synonyms

Common Names

• Broad Nut
• Platycarya

Scientific Names

Accepted name

Synonyms

• Platycarya strobilacea f. coreana
• Platycarya simplicifolia
• Petrophiloides strobilacea
• Platycarya longipes
• Fortunaea chinensis
• Platycarya sinensis
• Petrophiloides longipes
• Petrophiloides strobilacea var. kawakamii
• Platycarya strobilacea var. coreana
• Platycarya strobilacea var. kawakamii
• Platycarya simplicifolia var. ternata

Regional and Traditional Names

Sources: Wikidata, Catalogue of Life

Taxonomical Classification

This plant belongs to the kingdom Plantae and is classified under the phylum Streptophyta within the class Equisetopsida. As a member of the subclass Magnoliidae and the order Fagales, it is further categorized into the family Juglandaceae. Finally, its specific taxonomic identity is defined by the genus Platycarya.

Sources: The World Checklist of Vascular Plants (WCVP)

Distribution

This plant exhibits a broad geographical distribution spanning several distinct regions across Asia. In Central Asia, its presence is specifically noted within Tajikistan. The species also inhabits the Caucasus region, found in both the North Caucasus and the Transcaucasus areas. Within China, it is widely distributed across both the South-Central and North-Central territories. Consequently, these varied locations highlight the wide ecological range of Platycarya strobilacea.

Sources: The World Checklist of Vascular Plants (WCVP)

Botanical Identification

Morphology

The morphology of Platycarya strobilacea is characterized by its growth form as a woody tree, exhibiting a robust and self-supporting structural habit. It functions as an independent organism, lacking any parasitic or epiphytic tendencies, and is strictly terrestrial in its ecological niche, avoiding aquatic or semiaquatic environments. Unlike climbing plants such as lianas or vines, this species does not require external support, maintaining a stable, upright architecture through its woody tissues.

Aquatic :

terrestrial

Climber :

self-supporting

Epiphyte :

terrestrial

Growth form :

tree

Parasite :

independent

Woodiness :

woody

Physiology

The physiology of Platycarya strobilacea is characterized by a C3 photosynthetic pathway, a common mechanism in many woody plants that utilizes the Calvin cycle to fix atmospheric carbon dioxide. This metabolic process is closely linked to its structural composition, particularly within its woody tissues. The plant exhibits a stem specific density (SSD) with a mean value of 715 mg/cm³, reflecting a specialized balance between biomass accumulation and structural integrity. This density value is a critical physiological indicator of the plant's ability to support its growth architecture and manage the transport of water and nutrients through its vascular systems.

Photosynthetic pathway :

C3

Stem specific density (SSD) mean:

715 mg/cm³

Reproduction

The reproduction of Platycarya strobilacea involves the production of specialized seeds that exhibit specific morphological and physical characteristics essential for its dispersal and survival. The reproductive success of this species is characterized by a highly consistent seed size, which is critical for establishing new seedlings in its natural habitat. Quantitative analysis of its reproductive output reveals that the seed mass is remarkably uniform, with a recorded mean seed mass of 0.00555 g. This stability is further evidenced by the narrow range of variation observed within the population, where the seed mass fluctuates minimally between a minimum value of 0.00505 g and a maximum value of 0.00605 g. Such precise measurement of seed mass indicates a controlled developmental process during the maturation of the reproductive structures, ensuring that the progeny possess the necessary energy reserves for successful germination.

Seed mass max:

0.00605 g

Seed mass mean:

0.00555 g

Seed mass min:

0.00505 g

Sources: Global Inventory of Floras and Traits (GIFT)

Activities

Platycarya strobilacea has 2 reported activities identified across 0 scientific publications and several other databases. The most consistently reported activities include Antimicrobial, Antioxidant.

Antimicrobial

1. Pakistan journal of pharmaceutical sciences

Antioxidant

1. Pakistan journal of pharmaceutical sciences