blue flax-lily

Dianella longifolia · Accepted scientific name

Scientific literature: Very Sparse (2 studies) · ★☆☆☆☆

Blue flax-lily, scientifically known as Dianeella longifolia, is a versatile, evergreen perennial native to Australia. Renowned for its striking strap-like foliage and delicate white flowers, this hardy plant thrives in shaded environments. It is highly valued in landscaping for its ability to provide lush, low-maintenance groundcover and texture.

Family
Asphodelaceae
Native range
Australasia
Parts used
Not available
Common names
Blue Flax-Lily · Blueberry-Lily · 2 more
Scientific synonyms
Not available

Names and Synonyms

Common Names

Scientific Names

Accepted name

Dianella longifolia

Sources: Wikidata, Catalogue of Life

Taxonomical Classification

This plant belongs to the kingdom Plantae and the phylum Streptophyta, falling under the class Equisetopsida and subclass Magnoliidae. Within the order Asparagales, it is classified under the family Asphodelaceae. Ultimately, it is identified by the genus Dianella, specifically as the species Dianella longifolia.

Rank Classification
Kingdom Plantae
Phylum Streptophyta
Class Equisetopsida
Subclass Magnoliidae
Order Asparagales
Family Asphodelaceae
Genus Dianella

Sources: The World Checklist of Vascular Plants (WCVP)

Distribution

This plant is widely distributed across several distinct regions throughout the Australian continent. It can be found growing in the coastal and inland areas of New South Wales. Its range extends northward into the tropical landscapes of the Northern Territory and Queensland. Additionally, the species is present in the southern parts of the country, specifically within South Australia. Finally, its geographical presence is confirmed within the state of Victoria.

Region Area
Australia New South Wales
Australia Northern Territory
Australia Queensland
Australia South Australia
Australia Victoria
Australia Western Australia

Sources: The World Checklist of Vascular Plants (WCVP)

Botanical Identification

Life history

The life history of Dianella longifolia is characterized by its nature as a perennial plant, ensuring its long-term presence within its ecological niche. As a chamaephyte, it maintains its buds close to the ground level, which aids in its resilience and growth patterns. This species is distinctly evergreen, maintaining its foliage throughout the seasons without undergoing a period of deciduousness. These combined life history traits contribute to a stable and continuous biological cycle within its natural habitat.

Deciduousness :
evergreen
Life form :
chamaephyte
Lifecycle :
perennial

Morphology

The morphology of Dianella longifolia is characterized by a growth form primarily categorized as a herb and a forb, exhibiting a non-woody structure. As a terrestrial species, it does not function as an epiphyte or an aquatic plant, and it grows as an independent organism rather than a parasite. In terms of stature, the plant is relatively low-growing, with a height ranging from a minimum of 0 m to a maximum of 0.8 m, maintaining an average plant height of approximately 1 m. Furthermore, it is a self-supporting plant rather than a climber, such as a vine or liana.

Aquatic :
terrestrial
Climber :
self-supporting
Epiphyte :
terrestrial
Growth form :
herb
Growth form :
forb
Parasite :
independent
Plant height max:
0.8 m
Plant height mean:
1 m
Plant height min:
0 m
Woodiness :
non-woody

Physiology

The physiology of Dianella longifolia is characterized by a C3 photosynthetic pathway, which dictates its carbon fixation processes and metabolic efficiency in its native environment. The plant's vegetative morphology features elongated, linear leaves that exhibit significant dimensional variability; individual leaves can reach a maximum length of 80 cm, while their width ranges from a minimum of 0.2 cm to a maximum of 2.5 cm. Furthermore, the species does not function as a nitrogen fixer, meaning it relies on the uptake of available nitrogen from the soil rather than through symbiotic nitrogen-fixing bacteria.

Leaf length max:
80 cm
Leaf width max:
2.5 cm
Leaf width min:
0.2 cm
Nitrogen fixer :
no
Photosynthetic pathway :
C3

Reproduction

The reproduction of Dianella longifolia is characterized by the production of fruit classified as a berry. These fruits are indehiscent, meaning they do not split open at maturity to release their contents. The seeds produced by the plant are notably consistent in size, with a recorded seed mass of 0.00326 g, a value that serves as both the mean, minimum, and maximum measurement for the species. Dispersal of the seeds follows a zoochorous syndrome, indicating that the plant relies on animals to aid in the movement and spreading of its seeds.

Dehiscence :
indehiscent
Dispersal syndrome :
zoochorous
Fruit type :
berry
Seed mass mean:
0.00326 g

Sources: Global Inventory of Floras and Traits (GIFT)

Chemicals

Dianella longifolia has 2 reported phytochemicals identified across 0 scientific publications and several other databases. The most consistently reported chemicals include 1,8-Dihydroxy-3-methylanthraquinone, CHRYSOPHANIC ACID.

Chemicals reported in Dianella longifolia
Chemical Supporting sources Consensus
1,8-Dihydroxy-3-methylanthraquinone 1 supporting sources ★☆☆☆☆
CHRYSOPHANIC ACID 1 supporting sources ★☆☆☆☆

1,8-Dihydroxy-3-methylanthraquinone

  1. Antiviral research

CHRYSOPHANIC ACID

  1. Antiviral research