Wilga

Names and Synonyms

Common Names

• Wilga
• lavender-bush
• tree wilga

Scientific Names

Accepted name

Synonyms

• Zanthoxylum australasicum
• Geijera pendula

Sources: Wikidata, Catalogue of Life

Taxonomical Classification

This plant belongs to the kingdom Plantae within the phylum Streptophyta and is classified under the class Equisetopsida. Following the subclass Magnoliidae, it is organized into the order Sapindales and the family Rutaceae. Ultimately, it is identified by the genus Geijera and the specific species name Geijera parviflora.

Sources: The World Checklist of Vascular Plants (WCVP)

Distribution

This plant, Geijera parviflora, is native to several different regions across the Australian continent. Its geographical distribution primarily encompasses the eastern and southern parts of the country. Specifically, it can be found growing within the state of New South Wales. The species also extends its range northward into the coastal and inland areas of Queensland. Finally, its presence is documented throughout the southern territories of South Australia and Victoria.

Sources: The World Checklist of Vascular Plants (WCVP)

Botanical Identification

Life history

The life history of Geijera parviflora is characterized by its nature as a perennial species, allowing the plant to persist through multiple growing seasons and establish a long-term presence within its ecosystem. As a perennial, it avoids the rapid turnover associated with annuals or biennials, instead focusing on sustained vegetative growth and periodic reproductive cycles that contribute to its long-term survival and stability in its natural habitat.

Lifecycle :

perennial

Morphology

The morphology of Geijera parviflora is characterized by its growth form as a woody tree, reaching a maximum plant height of approximately 10 meters. It is a terrestrial species that grows independently, neither acting as a parasite nor functioning as an epiphyte. Unlike climbing plants, it is self-supporting in its structural development.

Aquatic :

terrestrial

Climber :

self-supporting

Epiphyte :

terrestrial

Growth form :

tree

Parasite :

independent

Plant height max:

10 m

Woodiness :

woody

Physiology

The physiology of Geijerera parviflora is characterized by a distinct leaf morphology and a specific metabolic carbon fixation strategy. The plant utilizes the C3 photosynthetic pathway, which governs its carbon assimilation processes and gas exchange patterns. Its foliage exhibits significant morphological variation in dimensions, with leaf lengths ranging from a minimum of 3.5 cm to a maximum of 18 cm. Complementing this longitudinal variation, the leaf width is relatively narrow, fluctuating between a minimum of 0.4 cm and a maximum of 1 cm, contributing to the overall structural profile of the plant's photosynthetic organs.

Leaf length max:

18 cm

Leaf length min:

3.5 cm

Leaf width max:

1 cm

Leaf width min:

0.4 cm

Photosynthetic pathway :

C3

Reproduction

The reproduction of Geijerera parviflora is characterized by a prolonged flowering period that begins in June and extends through November, though the timing can be variable depending on environmental conditions. During this reproductive cycle, the plant produces seeds with specific physical properties, exhibiting a mean seed mass of approximately 0.022145 g. The individual seed mass shows a narrow range of variation, with recorded minimum values of 0.02013 g and maximum values reaching up to 0.02416 g.

Flowering time :

Jun

Flowering time :

Nov

Seed mass max:

0.02416 g

Seed mass mean:

0.022145 g

Seed mass min:

0.02013 g

Sources: Global Inventory of Floras and Traits (GIFT)

Chemicals

Geijera parviflora has 6 reported phytochemicals identified across 0 scientific publications and several other databases. The most consistently reported chemicals include 1,8-Cineol, Bicyclogermacrene, ISOPSORALEN, Linalool, Osthole.

1,8-Cineol

1. Phytochemistry

Bicyclogermacrene

1. Phytochemistry

ISOPSORALEN

1. Phytochemistry

Linalool

1. Phytochemistry

Osthole

1. Phytochemistry

Xanthyletine

1. Phytochemistry

Activities

Geijera parviflora has 4 reported activities identified across 0 scientific publications and several other databases. The most consistently reported activities include Antibacterial, Antifungal, Antimicrobial, Free-Radical Scavenging.

Antibacterial

1. Phytochemistry

Antifungal

1. Phytochemistry

Antimicrobial

1. Phytochemistry

Free-Radical Scavenging

1. Phytochemistry

Preparations