Chamaedryfolia tenacissima

Names and Synonyms

Common Names

• Desert Nettle

Scientific Names

Accepted name

Synonyms

• Chamaedryfolia tenacissima
• Forsskaolea tenacissima var. cossoniana
• Forsskaolea tenacissima var. erythraea
• Caidbeja adhaerens
• Forsskaolea cossoniana

Regional and Traditional Names

Sources: Wikidata, Catalogue of Life

Taxonomical Classification

This plant belongs to the kingdom Plantae and is classified under the phylum Streptophyta and the class Equisetopsida. Within the subclass Magnoliidae, it is ordered under Rosales and placed in the family Urticaceae. Finally, it is identified by the genus Forsskaolea, with the specific species name tenacissima.

Sources: The World Checklist of Vascular Plants (WCVP)

Distribution

This plant, Forsskaolea tenacissima, exhibits a specific geographical distribution across the Mediterranean region. In Southwestern Europe, its presence is recorded within the country of Spain. Its range extends significantly into Northern Africa, where it can be found in Algeria. Additionally, the species is distributed across the North African territories of Libya and Egypt. Finally, the plant is also documented to grow within the borders of Morocco.

Sources: The World Checklist of Vascular Plants (WCVP)

Botanical Identification

Ecology

The ecology of Forsskaolea tenacissima is characterized by its specific adaptation to montane environments, where it thrives within a defined altitudinal niche. This species is primarily distributed across an elevational range that begins at 600 m AMSL and extends up to a maximum of 1000 m AMSL. Within this vertical gradient, the plant occupies specific ecological zones that influence its growth patterns, reproductive success, and interaction with the surrounding biotic and abiotic factors of its habitat.

Elevational range max:

1000 m AMSL

Elevational range min:

600 m AMSL

Life history

The life history of Forsskaolea tenacissima is characterized by a perennial lifecycle, allowing the plant to persist through multiple growing seasons. In terms of its structural growth and survival strategy, the species exhibits dual life form classifications, functioning as both a chamaephyte and a hemicryptophyte. As a chamaephyte, its perennating buds are located close to or just above the soil surface, while its classification as a hemicryptophyte indicates that its overwintering buds are positioned at the soil surface, typically protected by leaf litter or organic matter.

Life form :

chamaephyte

Life form :

hemicryptophyte

Lifecycle :

perennial

Morphology

The morphology of Forsskaolea tenacissima is characterized by its growth form as a herb, which lacks any significant woodiness, resulting in a non-woody structure. This plant functions as an independent organism, showing no parasitic tendencies, and maintains a self-supporting habit rather than acting as a climber. In terms of its ecological positioning and habitat preference, it exhibits a versatile range of environmental adaptations, being capable of existing in aquatic, semiaquatic, or terrestrial conditions.

Aquatic :

terrestrial

Climber :

self-supporting

Growth form :

herb

Parasite :

independent

Woodiness :

non-woody

Physiology

The physiology of Forsskaolea tenacissima is characterized by a metabolic framework that utilizes the C3 photosynthetic pathway. In this process, carbon dioxide is initially fixed by the enzyme ribulose-1,5-bisphosphate carboxylase/oxygenase (RuBisCO) to form a three-carbon compound, 3-phosphoglycerate, during the Calvin cycle. This carbon fixation mechanism dictates the plant's water-use efficiency and gas exchange dynamics, as it relies on the direct diffusion of CO2 through the stomata into the mesophyll cells. Consequently, the physiological performance of the plant, including its growth rate and biomass accumulation, is closely tied to the availability of moisture and the management of photorespiration inherent to the C3 cycle.

Photosynthetic pathway :

C3

Reproduction

The reproduction of Forsskaolea tenacissima is characterized by a specific flowering window and highly uniform seed production. The flowering period typically begins in March and concludes in April, though the timing can be variable across different seasonal cycles. Following pollination, the plant produces seeds that exhibit remarkable consistency in size and weight; the seed mass is strictly uniform, with a mean, maximum, and minimum value all recorded at 0.00993 g. This precise seed mass indicates a highly standardized reproductive output for the species.

Flowering time :

Mar

Flowering time :

Apr

Seed mass mean:

0.00993 g

Sources: Global Inventory of Floras and Traits (GIFT)

Activities

Forsskaolea tenacissima has 1 reported activities identified across 0 scientific publications and several other databases. The most consistently reported activities include Antibacterial.

Antibacterial

1. Microorganisms

Preparations

Forsskaolea tenacissima has 4 reported preparations identified across 0 scientific publications and several other databases. The most consistently reported preparations include aqueous extracts, ethanolic extracts, methanol extracts, methanol ones.

Aqueous extracts

1. Journal of the Egyptian Society of Parasitology

Ethanolic extracts

1. Microorganisms

Methanol extracts

1. Journal of the Egyptian Society of Parasitology

Methanol ones

1. Journal of the Egyptian Society of Parasitology