Acacia melanoxylon

Names and Synonyms

Scientific Names

Accepted name

Distribution

This plant exhibits a specific distribution across several regions of the European continent. In Northern Europe, its presence can be noted within Great Britain. The species is also widely spread throughout Southwestern Europe, specifically inhabiting France, Portugal, and Spain. Additionally, its range extends into Southeastern Europe, where it is found in Greece. Together, these locations define the primary geographical footprint of Acacia melanoxylon.

Sources: The World Checklist of Vascular Plants (WCVP)

Botanical Identification

Ecology

The ecology of Acacia melanoxylon is characterized by a broad altitudinal distribution and a diverse range of environmental settings. It is found across a vast elevational range, beginning from sea level (0 m AMSL) and extending up to a maximum altitude of 3200 m AMSL. This wide vertical span allows the species to occupy various ecological niches, from low-lying coastal habitats to high-altitude montane environments. The ability to thrive in coastal regions as well as much higher elevations suggests a high degree of adaptability to varying temperature gradients, atmospheric pressures, and moisture availability within its landscape.

Elevational range max:

3200 m AMSL

Elevational range min:

0 m AMSL

Habitat :

Coastal

Life history

The life history of Acacia melanoxylon is characterized by its existence as a perennial plant, ensuring its long-term presence within its ecological niche through multiple growing seasons. As a phanerophyte, it maintains its photosynthetic organs on elevated branches, a life form that allows it to thrive in various structural layers of its habitat. This species exhibits an evergreen deciduousness pattern, meaning it retains its foliage throughout the year rather than shedding it seasonally, which facilitates continuous metabolic activity. Structurally, its classification as a phanerophyte underscores its robust growth habit, positioning its vital organs well above the soil surface to optimize resource acquisition and survival.

Deciduousness :

evergreen

Life form :

phanerophyte

Lifecycle :

perennial

Morphology

The morphology of Acacia melanoxylon is characterized by its growth form as a woody tree. As a self-supporting organism, it does not function as a climber, liana, or vine, and it operates as an independent species rather than a parasite or epiphyte, maintaining a terrestrial existence. The plant exhibits significant variation in its stature, with heights ranging from a minimum of 3 m to a maximum of 45 m, resulting in a mean plant height of approximately 16.33 m.

Aquatic :

terrestrial

Climber :

self-supporting

Epiphyte :

terrestrial

Growth form :

tree

Parasite :

independent

Plant height max:

45 m

Plant height mean:

16.3333333333333 m

Plant height min:

3 m

Woodiness :

woody

Physiology

The physiology of Acacia melanoxylon is characterized by a highly efficient metabolic and morphological framework optimized for its environment. As a nitrogen-fixing species, the plant possesses the specialized ability to convert atmospheric nitrogen into a usable form, facilitating nutrient availability in often nutrient-poor soils. Its carbon assimilation is driven by the C3 photosynthetic pathway, a process that dictates its gas exchange and water-use efficiency. Morphologically, the foliage is defined by elliptic leaf forms that vary significantly in dimension; individual leaves typically exhibit a minimum length of 6 cm and can reach a maximum length of 14 cm. The width of these leaves is similarly variable, ranging from a minimum of 0.7 cm to a maximum of 3 cm, with a mean width of approximately 1.4 cm, contributing to the overall surface area available for light interception and transpiration.

Leaf form :

elliptic

Leaf length max:

14 cm

Leaf length min:

6 cm

Leaf width max:

3 cm

Leaf width mean:

1.4 cm

Leaf width min:

0.7 cm

Nitrogen fixer :

yes

Photosynthetic pathway :

C3

Reproduction

The reproduction of Acacia melanoxylon is characterized by sexual processes involving bisexual flowers, with asexual reproduction being entirely absent. The flowering period typically begins in July and extends through December, featuring white flowers arranged in a raceme inflorescence. The pollination process is biotic, specifically utilizing an insect syndrome with bees serving as primary pollinators; notably, self-fertilization is absent in this species. Following successful pollination, the plant produces red-colored fruits in the form of dehiscence-capable pods. These pods vary in size, with a mean length of 9 cm (ranging from a minimum of 4 cm to a maximum of 12 cm) and a mean width of 0.7 cm. Each fruit contains a high volume of seeds, often exceeding 1,000 seeds per pod. The individual seeds are quite small, with a mean mass of approximately 0.013580948 g, ranging from a minimum of 0.0065 g to a maximum of 0.0196 g. Seed dispersal is achieved through a zoochorous mechanism, specifically via endozoochory, where seeds are dispersed through the digestive tracts of animals.

Dehiscence :

dehiscent

Dispersal syndrome :

zoochorous

Dispersal syndrome :

endozoochorous

Flower colour :

white

Flowering time :

Jul

Flowering time :

Dec

Fruit colour :

red

Fruit length max:

12 cm

Fruit length mean:

9 cm

Fruit length min:

4 cm

Fruit type :

pod

Fruit width mean:

0.7 cm

Inflorescence :

raceme

Pollination syndrome :

insect

Pollination syndrome :

bee

Pollination syndrome :

biotic

Reproduction asexual :

absent

Reproduction sexual :

bisexual

Seed mass max:

0.0196 g

Seed mass mean:

0.013580948 g

Seed mass min:

0.0065 g

Seeds_per_fruit :

>1000

Self fertilization :

absent

Sources: Global Inventory of Floras and Traits (GIFT)

Chemicals

Acacia melanoxylon has 14 reported phytochemicals identified across 0 scientific publications and several other databases. The most consistently reported chemicals include -Spinasterol, 2,6-Dimethoxy-1,4-benzoquinone, Acamelin, Anthocyanidins, FAT.

-Spinasterol

1. Dr. Duke

2,6-Dimethoxy-1,4-benzoquinone

1. Dr. Duke

Acamelin

1. Dr. Duke

Anthocyanidins

1. Dr. Duke

FAT

1. Dr. Duke

GIBBERELLIC ACID

1. Dr. Duke

Hyperoside

1. Dr. Duke

Tannin

1. Dr. Duke

acetic acid

1. Dr. Duke

cellulose

1. Dr. Duke

Activities

Acacia melanoxylon has 78 reported activities identified across 0 scientific publications and several other databases. The most consistently reported activities include Acidulant, Aldose-Reductase-Inhibitor, Allergenic, Analgesic, Anthelmintic.

Acidulant

1. Dr. Duke

Aldose-Reductase-Inhibitor

1. Dr. Duke

Allergenic

1. Dr. Duke

Analgesic

1. Dr. Duke

Anthelmintic

1. Dr. Duke

AntiHIV

1. Dr. Duke

Antiaging

1. Dr. Duke

Antibacterial

1. Dr. Duke

Anticancer

1. Dr. Duke

Anticapillary-Fragility

1. Dr. Duke