Chinese oak

Names and Synonyms

Common Names

• sawthorn oak
• sawtooth oak
• Bristle Oak
• Chinese Oak
• Saw-tooth oak

Scientific Names

Accepted name

Regional and Traditional Names

Sources: Wikidata, Catalogue of Life

Taxonomical Classification

This plant belongs to the kingdom Plantae and the phylum Streptophyta, situated within the class Equisetopsida and subclass Magnoliidae. It is classified under the order Fagales and the family Fagaceae, falling specifically into the genus Quercus.

Sources: The World Checklist of Vascular Plants (WCVP)

Distribution

This plant exhibits a wide geographical distribution across several regions of East Asia. In China, its presence is recorded across the South-Central, North-Central, and Manchuria areas. Beyond mainland China, the species is also found in the neighboring territory of Korea. Furthermore, its range extends into the islands of Japan. Together, these locations highlight the plant's broad reach throughout the Eastern Asian landscape.

Sources: The World Checklist of Vascular Plants (WCVP)

Botanical Identification

Life history

The life history of Quercus acutissima is characterized by a perennial lifecycle, allowing the individual to persist through many growing seasons. As a phanerophyte, the plant maintains its photosynthetic organs on elevated branches well above the ground level, establishing a robust structural presence in its ecosystem. Its physiological rhythm is defined by a deciduous nature, meaning it undergoes a seasonal shedding of its foliage to manage environmental stressors. In terms of its growth habit, it is classified as a phanerophyte, reflecting its development into a substantial woody form that characterizes its long-term survival strategy.

Deciduousness :

deciduous

Life form :

phanerophyte

Lifecycle :

perennial

Morphology

The morphology of Quercus acutissima is characterized by its robust growth form as a woody tree. It functions as an independent organism, neither acting as a parasite nor as an epiphyte, maintaining a strictly terrestrial existence rather than being aquatic, semiaquatic, or epiphytic in nature. The plant is a self-supporting structure, lacking any climbing habits such as lianas or vines, and relies on its strong, woody development to maintain its stature within its ecosystem.

Aquatic :

terrestrial

Climber :

self-supporting

Epiphyte :

terrestrial

Growth form :

tree

Parasite :

independent

Woodiness :

woody

Physiology

The physiology of Quercus acutissima is characterized by a C3 photosynthetic pathway, which dictates its carbon fixation processes and metabolic efficiency. Morphologically, the plant features lanceolate leaves with distinct toothed margins, though it lacks the development of leaf thorns or leaf spines. Structurally, the plant exhibits a stem specific density (SSD) with a mean value of 570 mg/cm³, reflecting its internal wood density and overall structural integrity.

Leaf form :

lanceolate

Leaf margin :

toothed

Leaf spines :

no

Leaf thorns :

no

Photosynthetic pathway :

C3

Stem specific density (SSD) mean:

570 mg/cm³

Reproduction

Reproduction in Quercus acutissima is facilitated through the production of seeds, specifically acorns, which exhibit significant variation in their physical dimensions. The reproductive output of this species is characterized by a mean seed mass of approximately 3.650675 g, reflecting the energy reserves allocated to each individual propagule. Within a population, the seed mass demonstrates a notable range, with the smallest recorded individual seeds weighing as little as 2.128 g, while the most robust seeds can reach a maximum mass of 4.464 g. This variability in seed mass plays a crucial role in the plant's ability to establish itself in diverse environmental conditions during the germination process.

Seed mass max:

4.464 g

Seed mass mean:

3.650675 g

Seed mass min:

2.128 g

Sources: Global Inventory of Floras and Traits (GIFT)

Chemicals

Quercus acutissima has 3 reported phytochemicals identified across 0 scientific publications and several other databases. The most consistently reported chemicals include Calcium oxalate monohydrate, LIGNIN, cellulose.

Calcium oxalate monohydrate

1. Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy

LIGNIN

1. Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy

cellulose

1. Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy

Preparations

Quercus acutissima has 2 reported preparations identified across 0 scientific publications and several other databases. The most consistently reported preparations include acetone extracts, ethyl acetate.

Acetone extracts

1. Plants (Basel, Switzerland)

Ethyl acetate

1. Plants (Basel, Switzerland)