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Bidens pilosa L., it is an annuals plant, the stems 30-180 cm tall, glabrous or very sparsely pubescent in upper part., Life Form: Th, Flowering in:——,   Vern:—–, Phytochoria: S.Cosm, The native range of this species is Tropical & Subtropical America.,   Notes: introduced as a weed in Libya.

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Distribution in Libya
Al-Jafarah Plain
El-Geddaieda, (9km) E. of Tripoli 1967 Tripoli, (8km) from University campus 1975 Research station of Agriculture faculties 2017


Bibliographic references:  
First: Encyclopedia Flora of Libyan:  
Jafri, S. M. H. & El-Gadi, A. (1983) Flora of Libya, Asteraceae Vol. (107) Department of Botany, Al-Faateh Univ., Tripoli, Libya.
Second: Researches and PhD theses, master theses , Sorted by Newest: pdf files
Nasif, M. A., Al-Ganoni, A. M., Knotch, O. M., Nafees. A. A. (2017) Survey of weeds in the research station of the Faculty of Agriculture-University of Tripoli. Libyan Journal of Agricultural Sciences, No. (1) Vol (22) p. (35-46). (In Arabic) الحشائش في محطة ابحاث كلية الزراعة 2017