General Appearance
Erigeron bonariensis L. / Homotypic Synonyms: Conyza bonariensis (L.) Cronquist, it is an annual herb, up to10-100(150) cm, ± gray-hairy. Stem erect or ascending, leafy, branched distally or throughout, densely strigose, bristly; central stem often overtopped by distal branches in age. Leaf ± densely strigose and/or bristly. Basal and proximal cauline petioled, 3-8 (-12) cm, 10-25 + mm wide, oblanceolate, entire to coarsely toothed or pinnately lobed; distal sessile, 1-5 cm, 2-10 mm wide, linear to narrowly oblanceolate, entire or shallowly toothed. Inflorescence heads disciform, 5-many, ± long-peduncled, generally in raceme-like (panicle-like or ± flat-topped) clusters. Involucre generally 3.5-5 mm, widely cylindric or urn-shaped in flower; phyllaries ± equal, densely strigose and/or minutely bristly, green to ± red or purple; central colored part of middle phyllaries generally wider than light-colored margin, not red-brown when dry, not resin-filled. Receptacle (2.5)3-5 mm diam in fruit. Pistillate Flower, 60-150. Corolla ± equal to style, green-white to purple, ray 0-0.3 mm. Disk Flower, 8-25. Fruit 1-1.5 mm, pale tan, sparsely minutely strigose; pappus bristles 15-25+, 3-4 mm, cream to ± brown.
Life Form
Phytochoria
Distribution in Libya
Al-Jafarah Plain:
(8 km) from El-Faateh university, E. Tripoli 1975 Tripoli 1980 Tileel, (11km) from Sabrata to Zuara 1976 Jafara Plain (Wadi Ghado) 2015 El-Zawia 2015 Al-Hdaba Treatment Plant Tripoli 2016 Research station of Agriculture faculties 2017 Sabratha 2019 Sabratha region 2020 Coastal of Tripoli 2020
Zliten-Misurata Plain:
Misurata 2006 Wadi Kaam (Estuary) 2022
Sirte Plains:
(10 km) before Sirte 1975 (7 Km) SE of Sitre City 2008 Wadi Al-Hamar Region 2020
Benghazi Plain:
Jardina-Soloq Region 2020 Wadi El-Enaghar 2021 Soloq (Beir Bullerjam) 2022
Jabal Nafusa:
Tarhuna (Sharshara), Gasar-Khiar 1976 Misallata (Shaafeen) 2008 Msallata-Garaboulli Province 2020 Gharyan (Sedrores Mountains) 2020
Al-Jabal Al-Akhder:
El-Hamamah to Al-Biada 2003 Wadi El-Kouf 2014 Al-Oylia region 2017
Ghat area:
Ghat (Between Acacus and Tassili Mountains) 2004 Wadi Tanezzuft 2012
Notes
Introduced in Libya, weed, invasive, noxious. It is used to treat unspecified medicinal disorders, as animal food, and invertebrate food, has environmental uses and for food.
Link of images: https://www.cretanflora.com/Erigeron%20bonariensis.html, https://dryades.units.it/torlonia/index.php?procedure=taxon_page&id=5443&num=1216 https://www.maltawildplants.com/ASTR/Erigeron_bonariensis.php
For more information
https://powo.science.kew.org/taxon/urn:lsid:ipni.org:names:93603-2, https://www.ipni.org/n/93603-2, http://www.worldfloraonline.org/taxon/wfo-0000075344, https://www.gbif.org/species/3146717, https://africanplantdatabase.ch/en/nomen/specie/101784/erigeron-bonariensis-l, https://ucjeps.berkeley.edu/eflora/eflora_display.php?tid=2305, https://www.maltawildplants.com/ASTR/Erigeron_bonariensis.php, https://www.cretanflora.com/Erigeron%20bonariensis.html, https://www.preservons-la-nature.fr/flore/taxon/2297.html, https://flora.org.il/en/plants/eribon/, https://osogovonature.com/2021/11/29/erigeron-bonariensis-l-syn-conyza-bonariensis-l-chronq/, https://dryades.units.it/torlonia/index.php?procedure=taxon_page&id=5443&num=1216, https://swbiodiversity.org/seinet/taxa/index.php?taxon=Erigeron+bonariensis, https://osogovonature.com/2021/11/29/erigeron-bonariensis-l-syn-conyza-bonariensis-l-chronq/, https://en.wikipedia.org/wiki/Erigeron_bonariensis
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:
Almushghub, F., Ahmed, D., Sharaf El-Din, A., Shaltout, k. (2022) Vegetation analysis of Wadi Kaam at northwest Libya. Journal of Basic and Environmental Sciences, 9 (2022) 20-37. https://www.researchgate.net/publication/357516127_Vegetation_analysis_of_Wadi_Kaam_at_northwest_Libya, https://jbes.journals.ekb.eg/article_372060_558ee8095e2cf97881a8a3cc705aa126.pdf
Vegetation analysis of Wadi Kaam at northwest Libya.2022
Omar, N., Adrees, A., Alhursh, A., Shuayb, M., Alajeeli, O., Alzerbi, A.K. (2022) Identification of the Most Important Weed Species in A Barley Crops in Beir Bullerjam Region-Soloq, Libya. Scientific Journal for the Faculty of Science-Sirte University Vol. 2, No. 1 April (2022) 15-22. https://journal.su.edu.ly/index.php/jsfsu/issue/view/5, https://journal.su.edu.ly/index.php/jsfsu/article/view/51/45
Weed Species in A Barley Crops in Beir Bullerjam Region – Soloq, Libya. 2022_compressed
Omar, N., El-Mghrbi, N.G., Rahil, R.O., Alaib, M.A., Alzerbi, A.K. (2021) Floristic Composition and Plant Diversity of Western Part of Wadi El- Enaghar, Libya. Species-22(70), 2021. pp. (204-217). http://www.discoveryjournals.org/Species/current_issue/2021/v22/n70/index.htm, http://www.discoveryjournals.org/Species/current_issue/2021/v22/n70/A4.pdf
Al-khojah, H.M., Al-Yafour, L.A., Mahklouf, M.H. (2020) Floristic Study of Selected Districts in Sabratha region Libya. J. of Advanced Botany and Zoology Volume 7/Issue 4 ISSN: 2348-7313. https://scholar.google.com/citations?user=2s5EMysAAAAJ&hl=ar, https://www.researchgate.net/profile/Mohammed-Mahklouf
Floristic Study of Selected Districts in Sabratha region Libya. 2020.
El-Ahmir, S.M., Mahklouf, M.H., Shanta, M.B., Abo-Jaafer, H.A. (2020) Floristic Study of Sedrores Mountains in Gharyan District-Libya. J. of Advanced Botany and Zoology. Volume 8 / Issue 1. ISSN: 2348-7313. https://www.researchgate.net/profile/Sh-Hoob-El-Ahmir, https://www.researchgate.net/profile/Mohammed-Mahklouf
Floristic Study of Sedrores Mountains in Gharyan District – Libya. 2020
Mahklouf, M.H. (2020) Biodiversity of the coastal flora of Tripoli Province. Biodiv. Res. Conserv. 58: 13-19, 2020. BRC http://www.brc.amu.edu.pl, http://brc.amu.edu.pl/pdf-127341-54763?filename=Biodiversity%20of%20the.pdf, http://brc.amu.edu.pl/Issue-58-2020,9131
Mahklouf, M.H., Sherif, A.S., Betelmal, A.G. (2020) Floristic Study and Species Diversity of Msallata-Garaboulli Province in Libya. J. of Advanced Botany and Zoology Volume 7 / Issue 3 ISSN: 2348-7313. https://www.researchgate.net/profile/Mohammed-Mahklouf, https://www.researchgate.net/publication/341306643_Floristic_Study_and_Species_Diverisy_of_Msallata-Garaboulli_Province_in_Libya
Floristic Study and Species Diverisy of Msallata-Garaboulli Province. 2020
Omar, N., Alai, M.A. & Al-Zerbi, A.K. (2020) A Survey of Weed Species of Barley Crop Fields in Farms of GMR Agricultural Project in Jardina-Soloq Region, Libya. Libyan Journal of Basic Sciences, Vol: 11, No: 1, P: 29-38, August. 2020. https://www.researchgate.net/profile/Naser-Omar, https://repository.uob.edu.ly/handle/123456789/1535
A Survey of Weed Species of Barley Crop Fields in Jardina-Soloq Region, Libya.2020
Omar, N.O.I., Alaib, M.A., El-Mghrbi, N.G., Alzerbi, A.K. (2020) Checklist of Flora and Floristic Study of Wadi Al-Hamar Region in Libya. Journal of Umm Al-Qura University for Applied Science 6 (2), (2020) 20-24. https://www.researchgate.net/profile/Naser-Omar
Checklist of Flora and Floristic Study of Wadi Al-Hamar Region in Libya. 2020
Saed, Z.H. S., Abohbell, H.A., Mahklouf, M. H. (2019) Floristic Analysis of the Family Asteraceae in Sabratha city- Libya. American Journal of Life Science Researches 2019; 7(1): 18-25 Published online January, 2019.
Floristic Analysis of the Family Asteraceae in Sabratha city- Libya. 2019
Alhasi, S.M, and El-Barasi, Y.M. (2017) The Weed Flora of some Crop Fields in Al-Oylia region, Al-Marj, Libya. Global Libyan Journal, ISSN 2518-5845. University of Benghazi, Faculty of Education Al marj. https://www.researchgate.net/publication/338996118_The_Weed_Flora_Of_Some_Crop_Fields_In_Al-_Oylia_Region_Al-Marj_Libya https://www.researchgate.net/scientific-contributions/Sabah-M-Al-Hasi-2170071476
The Weed Flora of some Crop Fields in Al- Oylia region, Al-Marj. 2017
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).
مسح الحشائش في محطة ابحاث كلية الزراعة – جامعة طرابلس. 2017
Mahklouf, M. H. & Al Sghair, F. G. (2016) Biodiversity and Floristic Study of Al-Hdaba Treatment Plant Tripoli-Libya. American Journal of Life Science Researches, Original Article, pag. (101-103).Jul 2016, Volume 4, Issue 3, DOI: 10.21859/ajlsr-040307. https://www.researchgate.net/profile/Mohammed-Mahklouf, https://www.researchgate.net/profile/Fathi-Al-Sghair
Biodiversity and Floristic Study of Al-Hdaba Treatment Plant Tripoli–Libya. 2016
Abu Hadra, M. N. & Harkat, Z. M. (2015) A taxonomic study of the components of vegetation cover and notes on the environmental impact of Wadi Ghado in the Jafara Plain region in Libya. Professor magazine-Issue 8-University of Tripoli.(In Arabic) https://uotpa.org.ly/alostath/index.php/alostath/issue/view/8
دراسة تصنيفية لمكونات الغطاء النباتي بوادي غدو بمنطقة سهل الجفارة في ليبيا. 2015
Al-Fiqi, Abd al-Salam Muhammad and Abul-Qasim, Rahma (2015) Inventory of the vegetation cover surrounding Al-Zawiya University. The Libyan Journal of Science Volume 18, 2014/2015 .(In Arabic) https://uot.edu.ly/journals/index.php/ljs/issue/view/24
حصرالغطاء النباتى المحيط بجامعة الزاوية. 2015
El-Mokasabi, F M. (2014) Floristic Composition and Traditional Uses of Plant Species at Wadi Al-kuf, Al-Jabal Al-Akhder, Libya. American-Eurasian J. Agric. & Environ. Sci., 14 (8): 685-697, 2014, ISSN 1818-769,IDOSIPublications,2014DOI:10.5829/idosi.aejaes.2014.14.08.12375.
https://pdfs.semanticscholar.org/441b/23b83960f007044aca94e26f5c6b170fe102.pdf
Plant Species at Wadi Alkuf, Al-Jabal Al-Akhder, Libya 2014
Mukassabi, T.A, Ahmidat, G., Sherif, I.M., ELMogasapi, A. (2012) Checklist and life forms of plant species in contrasting climatic zones of Libya. Biological Diversity and Conservation – 5 / 3 (2012) https://dergipark.org.tr/en/pub/biodicon/issue/55888/765799
Checklist and life forms of plant species in contrasting climatic zones of Libya. 2012
Al-Aib, M. A. and El-Shakhy, N. O. (2008) Weed flora of great man made river agriculture project (sirte). Journal of Agriculture and Environment for International Development, Vol.102, Issue 3: 241-25. https://www.researchgate.net/profile/Mohamed-Alaib,
https://www.researchgate.net/publication/343655187_Weed_Flora_of_Great_Man-Made_River_Agriculture_Project_Sirte
Mohammed, S.A.H. (2008) A taxonomic and ecological study of the plants of the Shaafin Reserve in Masalatah. Master Thesis. Department of Biology-Faculty of Arts and Sciences-Al-Mirqab University. Al-Khums. Libya. (In Arabic).
Al-Dana, S. M. M. (2006) Taxonomic study of wild flower plants in some areas of Misrata. Master Thesis, Department of Botany, Faculty of Science, Misurata University (7 October previously) Misurata, Libya. (In Arabic).
Ahmidat, Gh. (2004) Study of the vegetation cover of the area between the Acacus Mountains and the Tassili Mountains (Ghat). Master Thesis. Department of Botany.College of Science. Sebha University. Libya. (In Arabic).
Al-Sodany, Y. M., Shehata, M. N. & Shaltout, K. H. (2003): Vegetation along an elevation gradient in Al-Jabal Al-Akhdar, Libya. ecologia mediterranea, tome 29, fascicule 2, 2003, p. 125-138. https://www.researchgate.net/profile/Yassin-Al-Sodany, https://www.researchgate.net/profile/Kamal-Shaltout
Vegetation along an elevation gradient in Al-Jabal Al-Akhdar, Libya. 2003
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