Yellow Bridal Broom

Names and Synonyms

Common Names

• Yellow Bridal Broom

Scientific Names

Accepted name

Synonyms

• Lygos sphaerocarpa
• Boelia sphaerocarpa
• Retama sphaerocarpa f. atlantica
• Retama sphaerocarpa var. mesogaea
• Retama atlantica
• Boelia sphaerocarpa var. mesogaea
• Retama lutea
• Retama sphaerocarpa var. atlantica
• Genista sphaerocarpa

Regional and Traditional Names

Sources: Wikidata, Catalogue of Life

Taxonomical Classification

This plant belongs to the kingdom Plantae and is classified within the phylum Streptophyta and the class Equisetopsida. Within the subclass Magnoliidae, it falls under the order Fabales and is a member of the family Fabaceae. Finally, its scientific classification is completed by its placement in the genus Retama.

Sources: The World Checklist of Vascular Plants (WCVP)

Distribution

This plant is primarily distributed across the Mediterranean region, spanning both continents. In Southwestern Europe, its presence is recorded within the territories of Portugal and Spain. Moving toward Northern Africa, the species can be found thriving in Algeria. It is also widely distributed throughout the landscapes of Morocco. Finally, its geographical range extends to the nation of Tunisia.

Sources: The World Checklist of Vascular Plants (WCVP)

Botanical Identification

Ecology

The ecology of Retama sphaerocarpa is characterized by its adaptation to specific altitudinal gradients and environmental conditions within its native range. This species typically thrives within a distinct elevational range, with a calculated mean elevation of 638 m AMSL. Its distribution is closely tied to the topographical and climatic variations found at these mid-altitudes, where it occupies niches that support its specific physiological requirements. The plant's presence is often indicative of particular soil compositions and moisture availability patterns prevalent at this mean height, allowing it to compete effectively within its ecological community.

Elevational range mean:

638 m AMSL

Life history

The life history of Retama sphaerocarpa is characterized by its status as a perennial organism, ensuring its long-term presence within its ecological niche. In terms of its structural growth strategy and architectural habit, the species exhibits a dual classification of life forms, functioning both as a phanerophyte, with its shoots extending significantly above the ground, and as a nanophanerophyte, reflecting its specific height and branching characteristics.

Life form :

nanophanerophyte

Life form :

phanerophyte

Lifecycle :

perennial

Morphology

The morphology of Retama sphaerocarpa is characterized by a woody growth form, specifically manifesting as a shrub. This plant reaches an average height of approximately 3 meters and is strictly terrestrial in its habitat, lacking any aquatic or semiaquatic tendencies. As a self-supporting organism, it does not exhibit climbing behavior such as a liana or vine, nor does it function as an epiphyte. Furthermore, the species is an independent plant, showing no parasitic lifestyle, and maintains a robust, woody structure throughout its development.

Aquatic :

terrestrial

Climber :

self-supporting

Epiphyte :

terrestrial

Growth form :

shrub

Parasite :

independent

Plant height mean:

3 m

Woodiness :

woody

Physiology

The physiology of Retama sphaerocarpa is characterized by a specialized metabolic framework adapted to arid environments, most notably through its utilization of the C3 photosynthetic pathway. As a C3 plant, the initial carbon fixation occurs via the enzyme RuBisCO, which incorporates atmospheric CO2 into a three-carbon molecule within the mesophyll cells. To manage the physiological stresses associated with its habitat, such as high irradiance and water scarcity, the plant employs various morphological and physiological adaptations to regulate transpiration and maintain metabolic efficiency. This includes specialized leaf or stem structures that minimize water loss while supporting the energetic demands of the C3 cycle, ensuring that carbon assimilation remains functional despite fluctuating environmental pressures.

Photosynthetic pathway :

C3

Reproduction

The reproduction of Retama sphaerocarpa is characterized by specific seed morphological traits and a distinct dispersal strategy. The seeds produced by this species exhibit a measurable variation in size, with a minimum seed mass of 0.07576 g, a maximum seed mass of 0.12198 g, and an average seed mass of 0.09458 g. Regarding the movement of its progeny, the plant utilizes an anemochorous dispersal syndrome, meaning its seeds are primarily dispersed by wind to colonize new areas.

Dispersal syndrome :

anemochorous

Seed mass max:

0.12198 g

Seed mass mean:

0.09458 g

Seed mass min:

0.07576 g

Sources: Global Inventory of Floras and Traits (GIFT)

Chemicals

Retama sphaerocarpa has 3 reported phytochemicals identified across 0 scientific publications and several other databases. The most consistently reported chemicals include CARVACROL, Retamatrioside, TNF alpha.

CARVACROL

1. Chemistry & biodiversity

Retamatrioside

1. Journal of natural products

TNF alpha

1. Journal of ethnopharmacology

Activities

Retama sphaerocarpa has 1 reported activities identified across 0 scientific publications and several other databases. The most consistently reported activities include Phytotoxic.

Phytotoxic

1. Chemistry & biodiversity

Conditions

Retama sphaerocarpa has 1 reported investigations on conditions identified across 0 scientific publications and several other databases. The most consistently reported conditions include TNF-alpha.

Tnf-alpha

1. Journal of ethnopharmacology