Flora

Cyclospermum leptophyllum (Pers.) Sprague ex Britton & P.Wilson / Homotypic Synonyms: Apium leptophyllum (Pers.) F.Muell. ex Benth. it is a nonnative herb, general exotic annual, erect to spreading stems 30 cm, rather coarse, grooved. Leaves; pinnately 3 or 4 times divided into linear-filiform segments, 3-8 cm. Flowers; petals 0.3-0.4 mm, white, often fading pink. Fruits; broadly ellipsoid to globose, 1.5-2 mm, mericarps each with 5 prominent narrow ribs.

Al-Jafarah Plain:

Tripoli 1982

Benghazi Plain:

Benghazi 1978

Introduced in Libya, weed flora, noxious weed in many areas.

Link of images:

https://swbiodiversity.org/seinet/taxa/index.php?taxon=203,  http://newmexicoflores.com/cyclospermum_leptophyllum.html,  https://dryades.units.it/floritaly/index.php?procedure=taxon_page&tipo=all&id=3580,  https://www.actaplantarum.org/flora/flora_info.php?id=804

https://powo.science.kew.org/taxon/urn:lsid:ipni.org:names:840899-1,  https://www.ipni.org/n/840899-1,  https://www.worldfloraonline.org/taxon/wfo-0000632147,   https://www.gbif.org/species/5371894,   https://africanplantdatabase.ch/en/nomen/specie/26870/cyclospermum-leptophyllum-pers-sprague-ex-britton-p-wilson,  https://swbiodiversity.org/seinet/taxa/index.php?taxon=203, http://www.eastafricanplants.senckenberg.de/root/index.php?page_id=47&id=6935,  https://www.actaplantarum.org/flora/flora_info.php?id=804,   https://bie.ala.org.au/species/https://id.biodiversity.org.au/node/apni/6904459,  https://dryades.units.it/floritaly/index.php?procedure=taxon_page&tipo=all&id=3580,  http://newmexicoflores.com/cyclospermum_leptophyllum.html