Customize Consent Preferences

We use cookies to help you navigate efficiently and perform certain functions. You will find detailed information about all cookies under each consent category below.

The cookies that are categorized as "Necessary" are stored on your browser as they are essential for enabling the basic functionalities of the site. ... 

Always Active

Necessary cookies are required to enable the basic features of this site, such as providing secure log-in or adjusting your consent preferences. These cookies do not store any personally identifiable data.

No cookies to display.

Functional cookies help perform certain functionalities like sharing the content of the website on social media platforms, collecting feedback, and other third-party features.

No cookies to display.

Analytical cookies are used to understand how visitors interact with the website. These cookies help provide information on metrics such as the number of visitors, bounce rate, traffic source, etc.

No cookies to display.

Performance cookies are used to understand and analyze the key performance indexes of the website which helps in delivering a better user experience for the visitors.

No cookies to display.

Advertisement cookies are used to provide visitors with customized advertisements based on the pages you visited previously and to analyze the effectiveness of the ad campaigns.

No cookies to display.

Return

Gymnocarpos decandrus Forssk.

G. fruticosus Pers. [nom. illeg.], G. salsoloides Webb ex Christ

Spa.: Matocosta, milengrana.   Ara.: Jefna, djefna, jrad, khachraa, gurd.

Shrub, small in size, usually less than 50 cm in arid areas and under intensive grazing, but in areas with better soils and climate it can reach up to 80(100) cm, erect or suberect, woody base, tortuous. Lower branches rigid, erect or ± divaricate, bark greyish striated lengthwise. Branchlets whitish, glabrous or slightly villous. Leaves opposite or sometimes whorled, linear-subcylindrical, fleshy, sessile, glaucous, up to 15 × 1.8 mm. Stipules scarious, ovate-triangular, short, up to 1 mm, brownish, ± villous and with a ciliate margin. Inflorescence in terminal glomeruli, rarely axillary. Bracts linear-subulate, foliaceous, mucronate, smaller than the flowers. Flowers small Calyx 7-9 mm, herbaceous and later hardened, with 5 sepals fused at the base in a short tube, ± villous, with 15 nerves, oblong to subcylindrical. Calyx teeth divergent and larger than the tube, linear, greenish to reddish and with a scarious margin and apex obtuse and mucronate, glabrous but somewhat hairy at the apex. Without petals, but with 5 staminoids that arise from the disk, opposite to the sepals, 1-2/3 the length of the sepals, linear. Stamens 5 with subulate filaments and anthers medifixed, oblong-oval. Ovary perigynous, ovoid, ± concrescent with the calyx tube. Style ± the same length as the sepals, with a trifid apex. Fruit a membranous achene.

Flowering:

February to March and after the rains in the Sahara region.

 

Fruiting:

No data for this region

Habitat:

Grasslands and desert rocky outcrops.

Distribution:

Saharo-Sindian, from the Canary Islands to Pakistan. In North Africa it is a not very abundant species but it is widely distributed throughout the southern Atlasic chains and across the Sahara.

Conservation status:

G. decandrus is a common and widespread species and not considered threatened. Currently, it has not been assessed at a global level in the IUCN Red List of Threatened Species.

Menu