Cyperus alterniflorus

Names and Synonyms

Scientific Names

Accepted name

Synonyms

• Mariscus alterniflorus

Sources: Wikidata

Taxonomical Classification

This plant belongs to the kingdom Plantae and is classified under the phylum Streptophyta within the class Equisetopsida. It is further categorized under the subclass Magnoliidae and the order Poales, falling into the family Cyperaceae. Ultimately, its specific taxonomic identity is defined by its placement in the genus Cyperus.

Sources: The World Checklist of Vascular Plants (WCVP)

Distribution

This plant, known as Cyperus alterniflorus, exhibits a specific geographical distribution across the Australian continent. It can be found growing within the northern regions of Queensland. Additionally, the species is present in the southern parts of the country, specifically in South Australia. Its range also extends across to the western coast in Western Australia. Consequently, these locations define the primary habitats where this medicinal plant occurs naturally.

Sources: The World Checklist of Vascular Plants (WCVP)

Botanical Identification

Life history

The life history of Cyperus alterniflorus is characterized by its status as a perennial plant, meaning it persists through multiple growing seasons rather than completing its life cycle within a single year. As a geophyte, its survival and regenerative capabilities are rooted in underground storage organs, which allow the species to endure unfavorable environmental conditions and re-emerge when conditions become favorable. This specialized life form enables the plant to maintain a stable presence within its ecological niche by utilizing these subterranean structures to support seasonal growth cycles.

Life form :

geophyte

Lifecycle :

perennial

Morphology

The morphology of Cyperus alterniflorus is characterized by a herbaceous growth form, manifesting as a non-woody herb that is entirely self-supporting rather than acting as a climber, liana, or vine. As an independent organism, it functions without parasitic or epiphytic dependencies, maintaining a terrestrial to semiaquatic habitat ranging from aquatic environments to dry land. The plant typically reaches a height between 0.3 m and 2 m, presenting a structural habit consistent with graminoid or forb-like characteristics.

Aquatic :

terrestrial

Climber :

self-supporting

Epiphyte :

terrestrial

Growth form :

herb

Parasite :

independent

Plant height max:

2 m

Plant height min:

0.3 m

Woodiness :

non-woody

Physiology

The physiology of Cyperus alterniflorus is characterized by a specialized morphological structure adapted to its ecological niche, particularly evident in its foliar development. The plant exhibits a compact growth habit where the leaves are notably diminutive, reaching a maximum leaf length of only 0.5 cm. Correspondingly, the leaf width is equally constrained, with a maximum width value of 0.5 cm, indicating a highly reduced surface area for photosynthetic activity. This minimal leaf dimension suggests a physiological strategy focused on moisture conservation or an adaptation to specific microhabitats where large laminar structures might be disadvantageous. The structural integration of these small, uniform dimensions plays a critical role in the plant's metabolic efficiency and its ability to manage gas exchange and transpiration within its immediate environment.

Leaf length max:

0.5 cm

Leaf width max:

0.5 cm

Reproduction

The reproduction of Cyperus alterniflorus is characterized by the production of specialized fruit classified as a nut. These fruits are indehiscent, meaning they do not spontaneously split open at maturity to release their contents. The seeds contained within are notably minute, exhibiting a wide range of variability in weight. The seed mass ranges from a minimum of 0.00004 g to a maximum of 0.00025 g, with an average seed mass calculated at approximately 0.0001475 g.

Dehiscence :

indehiscent

Fruit type :

nut

Seed mass max:

0.00025 g

Seed mass mean:

0.0001475 g

Seed mass min:

4e-05 g

Sources: Global Inventory of Floras and Traits (GIFT)

Chemicals

Cyperus alterniflorus has 1 reported phytochemicals identified across 0 scientific publications and several other databases. The most consistently reported chemicals include aldehydes.

aldehydes

1. Phytomedicine : international journal of phytotherapy and phytopharmacology