Table ESM1, Online Resource 1.Distribution of the recorded species in the 13 habitats of the study area. Habitats: Sf=Sand flats, Sd=Sand dunes, Sm=Salt marshes, Rw= Railways, Hw= Highways, Wl= Wastelands, Af=Abandoned fields, Or=Orchards, Sc=Summer crops, Wc=Winter crops, Rl=Reclaimed lands, Ic=Irrigation canals and Dc=Drainage canals. P(%)= Presence percentage. Life forms: Th=Therophytes, Geo=Geophytes, Hel=Helophytes, Hem=Hemicryptophytes, Ch=Chamaephytes, Ph=Phanerophytes, Hyd=Hydrophytes, Par=Parasites. Chorotypes: Cosm=Cosmopolitan, Pal=Palaeotropical, Pan=Pantropical, Neo=Neotropical, SA-AR=Saharo-Arabian,SU-ZA=Sudano-Zambezian, ME=Mediterranean, IR-TR=Irano-Turanian, ER-SR=Euro-Siberian.

Species / Life Form / Chorotypes / Habitats / P (%)
Sf / Sd / Sm / Rw / Hw / Wl / Af / Or / Sc / Wc / Rl / Ic / Dc
Cynodon dactylon(L.) pers. / + / + / + / + / + / + / + / + / + / + / + / + / + / 100
Chenopodium muraleL. / Th / Cosm / + / + / + / + / + / + / + / + / + / + / + / 85
Cyperus rotundusL. / Geo–Hel / IR–TR + Pal / + / + / + / + / + / + / + / + / + / + / + / 85
Phragmites australis(Cav.)Trin. / Geo–Hel / ME+ IR-TR / + / + / + / + / + / + / + / + / + / + / + / 85
Sonchus oleraceusL. / Th / ER–SR+ME / + / + / + / + / + / + / + / + / + / + / + / 85
Beta vulgaris(L.) / Th / ME+ER–SR / + / + / + / + / + / + / + / + / + / + / + / 85
Senecio glaucus(Maire)C.Alexander / Th / SA–AR+IR / + / + / + / + / + / + / + / + / + / + / + / 85
Bassia indica(Wight)A.J.Scott / Th / SU–ZA+IR–TR / + / + / + / + / + / + / + / + / + / + / 77
Convolvulus arvensisL. / Hem / Borealo–Trop / + / + / + / + / + / + / + / + / + / + / 77
Symphyotrichum squamatum(Spreng.) / Ch / Neo / + / + / + / + / + / + / + / + / + / + / 77
Polyogonum equsetiformeSm. / Ch / ME+IR–TR / + / + / + / + / + / + / + / + / + / 69
Polypogonum monspeliensis(L.) Desf / Th / ME+IR–TR / + / + / + / + / + / + / + / + / + / 69
Amaranthus viridisL. / Th / Cosm / + / + / + / + / + / + / + / + / + / 69
Plantago majorL. / Th / SA–AR / + / + / + / + / + / + / + / + / + / 69
Spergularia marina(L.)Griseb. / Hem / ER–SR+ME / + / + / + / + / + / + / + / + / + / -- / 69
Malva parvifloraL. / Th / ME+IR–TR / + / + / + / + / + / + / + / + / + / 69
Conyza bonariensis(L.) Cronquist / Th / ME+NEO / + / + / + / + / + / + / + / + / + / 69
Rumex dentatusL. / Th / ME+IR–TR / + / + / + / + / + / + / + / + / + / 69
Silybum marianum(L.) Gaertn. / Hem / IR–TR+ER+ ME / + / + / + / + / + / + / + / + / + / 69
Sisymbrium irioL. / Th / ME–IR–TR / + / + / + / + / + / + / + / + / + / 69
Solanum nigrum L.. / Ch / IR –TR+ER / + / + / + / + / + / + / + / + / + / 69
Cichorium endiviaL. / Th / ME+IR–TR / + / + / + / + / + / + / + / + / + / 69
Coronopus squamatus(Forssk.) AsCh / Th / ME+ER-SR / + / + / + / + / + / + / + / + / + / 69
Portulaca oleraceaL. / Th / Cosm / + / + / + / + / + / + / + / + / + / 69
Avena fatuaL. / Th / Temperate / + / + / + / + / + / + / + / + / 62
Lotus glaber Mill / Hem / ER–SR+ME / + / + / + / + / + / + / + / + / 62
MeIilotus messanensis(L.) All. / Th / ME+IR–TR / + / + / + / + / + / + / + / + / + / 62
Urospermum picroides (L.) F. W. / Th / IR–TR+ME / + / + / + / + / + / + / + / + / + / 62
Cressa cretica L. / Hem / ME+IR–TR / + / + / + / + / + / + / + / + / 62
Imperata cylindrica (L.) RaeusCh / Geo–Hel / ME+IR-TR / + / + / + / + / + / + / + / + / 62
Chenopodium album L. / Th / Cosm / + / + / + / + / + / + / + / + / 62
Phyla nodiflora (L.) Greene / Hem / ME+IR–TR / + / + / + / + / + / + / + / + / 62
Alhagi graecorum Boiss. / Hem / IR–TR–ME / + / + / + / + / + / + / + / + / 62
Tamarix nilotica (Ehrenb.) Bunge / Ph / SA–AR+IR / + / + / + / + / + / + / + / + / 62
Typha domingensis (Pers.) Poir. / Hel / ME+IR–TR / + / + / + / + / + / + / + / + / 62
Anagallis arvensis L. / Th / ME+IR–TR / + / + / + / + / + / + / + / + / 62
Dinebra retroflexa (Vahl) Panz. / Th / Pal / + / + / + / + / + / + / + / + / 62
Echinochloa crus-galli (L.) P.Beauv. / Th / ME+IR–TR / + / + / + / + / + / + / + / + / 62
Euphorbia peplus L. / Th / SU–ZA / + / + / + / + / + / + / + / + / 62
Hibiscus trionum L. / Th / Pal / + / + / + / + / + / + / + / + / 62
Oxalis corniculata L. / Geo–Hel / Cosm / + / + / + / + / + / + / + / + / 62
Paspalum distichum L. / Geo–Hel / Neo / + / + / + / + / + / + / + / + / 62
Xanthium spinosumL. / Th / Borealo–Tropical / + / + / + / + / + / + / + / + / 62
Panicum repens L. / Geo–Hel / Pal+Neo+ME / + / + / + / + / + / + / + / + / 62
Hordeum murinum subsp. leporinum (Link) Arcang. / Th / ME+IR–TR / + / + / + / + / + / + / + / 54
Limbarda crithmoides (L.) Dumort. / Ch / ME+ER-SR / + / + / + / + / + / + / + / 54
Persicaria salicifolia (Willd.) Assenov / Geo–Hel / Pal / + / + / + / + / + / + / + / 54
Cyperus alopecuroides Rottb. / Geo–Hel / Pal+Neo / + / + / + / + / + / + / + / 54
Pluchea dioscoridis (L.) DC. / Ph / SU–ZA+SA / + / + / + / + / + / + / + / 54
Arthrocnemum macrostachyum (Moric.) / Th / ME+SA–AR / + / + / + / + / + / + / + / 54
Ammi visnaga (L.) Lam. / Th / ME+IR–TR / + / + / + / + / + / + / + / 54
Hordeum murinum L.subsp. glaucum(Steud.) Tzvelev / Th / IR-TR+ME / + / + / + / + / + / + / + / 54
Lolium perenna L. / Th / ER–SR+ME / + / + / + / + / + / + / + / 54
Melilotus segetalis (Brot.) Ser. / Th / ME+IR–TR / + / + / + / + / + / + / + / 54
Centaurea calcitrapa L. / Ch / ME+ER–SR / + / + / + / + / + / + / + / + / 54
Pseudognaphalium luteo-album (L.) / Th / Borealo–Tropical / + / + / + / + / + / + / + / 54
Sonchus asper (L.) Hill. / Th / ER–SR+ME / + / + / + / + / + / + / + / 54
Melilotus indicus (L.) All. / Th / ME+IR–TR+SA / + / + / + / + / + / + / + / 54
Senecio vulgaris L. / Th / ER–TR+IR+ME / + / + / + / + / + / + / + / 54
Cyperus articulatus L. / Geo–Hel / Pal + Neo / + / + / + / + / + / + / + / 54
Brassica nigra (L.) Koch / Th / ER–SR +ME / + / + / + / + / + / + / + / 54
Trifolium resupinatum L. / Th / IR–TR+ER–SR / + / + / + / + / + / + / + / 54
Zygophyllum album L. / Hem / SA–AR+ME / + / + / + / + / + / + / + / 54
Sida alba L. / Hem / Pan / + / + / + / + / + / + / + / 54
Medicago polymorpha L. / Th / ME+IR-TR+ER / + / + / + / + / + / + / + / 54
Dichanthium annulatum (Forssk.) Stapf / Th / Pal + Neo / + / + / + / + / + / + / + / 46
Salsola kali L. / Th / Cosm / + / + / + / + / + / + / + / 46
Echinochloa stagnina (Retz.)P.Beauv. / Th / Pal / + / + / + / + / + / + / 46
Cynanchum acutum L. / Ph / ME+IR–TR / + / + / + / + / + / + / 46
Capsella bursa-pastoris (L.) Medik. / Th / Cosm / + / + / + / + / + / + / 46
Reichardia tingitana (L.)Roth / Th / SA–AR+ IR–TR / + / + / + / + / + / + / 46
Sesbania sesban (L.) Merr. / Ph / SU–ZA / + / + / + / + / + / + / 46
Juncus rigidus Desf. / Geo–Hel / ER–SR+ME / + / + / + / + / + / + / 46
Eclipta alba (L.)Hassk. / Th / Pal + Neo / + / + / + / + / + / + / 46
Mentha microphylla C.KoCh / Geo–Hel / Pal / + / + / + / + / + / + / 46
Polypogon viridis (Gouan) Breistr. / Th / ME+IR–TR / + / + / + / + / + / + / 46
Phalaris minor Retz. / Th / ME+IR–TR / + / + / + / + / + / + / 46
Desmostachya bipinnata(L.) Stapf / Geo–Hel / SU–ZA+SA-AR / + / + / + / + / + / + / 46
Echinochloa colona (L.) Link / Th / ME+IR–TR / + / + / + / + / + / + / 46
Lepidium sativum L. / Th / Cosm / + / + / + / + / + / + / 46
Setaria verticillata (L.) P.Beauv. / Th / ER–SR+ME / + / + / + / + / + / + / 46
Medicago intertexa (L.) Mill. / Th / ME+ER-SR / + / + / + / + / + / + / 46
Silene rubella L. / Th / ME / + / + / + / + / + / + / 46
Urtica urens L. / Th / ER-SR+ME / + / + / + / + / + / 46
Vicia sativa L. / Th / ME+IR–TR / + / + / + / + / + / + / 46
Cyperus laevigatus L. / Geo–Hel / Cosm / + / + / + / + / + / + / 46
Paspalidium geminatum (Forssk.) Stapf / Geo–Hel / Pal / + / + / + / + / + / 39
Ranunculus sceleratus L. / Th / ER–SR+ME / + / + / + / + / + / 39
Saccharum spontaneum L. / Geo–Hel / ME+IR–TR+SA / + / + / + / + / + / 39
Brachiaria reptans (L.) C.A.Gardner / Th / Pal / + / + / + / + / + / 39
Lolium temulentum L. / Th / IR–TR+SA / + / + / + / + / + / 39
Tamarix tetragyna Ehrenb. / Ph / ME+SA–AR / + / + / + / + / + / 39
Euphorbia helioscopia L. / Th / ER-SR+M+IR / + / + / + / + / + / 39
Ethulia conyzoides L. / Th / Pal / + / + / + / + / + / 39
Euphorbia forsskaolii J.Gay / Th / SU–ZA / + / + / + / + / + / 39
Dactyloctenium aegyptium (L.) Willd. / Th / Pal+ME / + / + / + / + / + / 39
Digitaria sanguinalis (L.) Scop. / Th / Borealo-Tropical / + / + / + / + / + / 39
Launaea nudicaulis (L.) Hook.f. / Th / SA–AR / + / + / + / + / + / 39
Xanthium pungens Wallr. / Th / + / + / + / + / + / 39
Mesembryanthemum nodiflorum L. / Th / ME+ER–SR / + / + / + / + / 31
Mesembryanthemum forsskaolii Boiss. / Th / ME+ER–SR / + / + / + / + / 31
Coronopus didymus (L.) Sm. / Th / Neo / + / + / + / + / 31
Hordeum marinum Huds. / Th / ME+IR–TR / + / + / + / + / 31
Juncus acutus L. / Geo–Hel / ME+IR–TR / + / + / + / + / 31
Cutandia memphitica (Spreng.) K.Richt. / Th / ME+IR–TR / + / + / + / + / 31
Lolium multiflorum Lam. / Th / ME+IR–SR / + / + / + / + / 31
Echinops spinosus L. / Hem / ME / + / + / + / + / 31
Avena sativa L. / Th / Temperate / + / + / + / + / 31
Ammi majus L. / Th / IR–TR+ME / + / + / + / + / 31
Arundo donax L. / Geo-Hel / ME+IR–TR / + / + / + / + / 31
Astragalus peregrinus Vahl / Th / SA–AR / + / + / + / + / 31
Lathyrus hirsutus L. / Th / ME+IR-TR / + / + / + / + / 31
Melilotus elegansSer.inDC. / Th / ME+SU–ZA / + / + / + / + / 31
Pisum sativum L. / Th / ME / + / + / + / + / 31
Ipomoea carnea Jacq. / Ch / Neo / + / + / + / + / 31
Amaranthus hybridus L / Th / Tem+Neo / + / + / + / + / 31
Amaranthus lividus L / Th / Pal+ Neo / + / + / + / + / 31
Euphorbia heterophylla L. / Th / Neo / + / + / + / + / 31
Medicago sativa L.(Brot.) / Th / ER-SR+ME-IR / + / + / + / + / 31
Salix mucronata Thunb. / Ph / Temperate / + / + / + / + / 31
Centaurium pulchellum (Swartz)Druce / Th / ME+IR–TR / + / + / + / 23
Zygophyllum simplex L. / Th / ER-SR+IR-TR / + / + / + / 23
Mesembryanthemum crystallinum L. / Th / ME+ER–SR / + / + / + / 23
Euphorbia peplis L. / Th / SU–ZA / + / + / + / 23
Amaranthus graecizans L. / Th / Cosm / + / + / + / 23
Atriplex inflata F.Muell. / Th / IR–TR+ME / + / + / + / 23
Brassica tournefortii Gouan / Th / ME+SA–AR / + / + / + / 23
Bromus catharticus Vahl / Th / ER–SR+ME / + / + / + / 23
Calendula arvensis L. / Th / ME+IR–TR / + / + / + / 23
Cenchrus echinatus L. / Th / Neo / + / + / + / 23
Schismus barbatus (L.)Thell. / Th / IR–TR+SA-AR / + / + / + / 23
Sorghum virgatum (Hack.)Stapf / Geo-Hel / Pal / + / + / + / 23
Sporobolus pungens (Schreb.)Kunth / Geo-Hel / ME / + / + / + / 23
Sporobolus spicatus (Vahl) Kunth / Geo-Hel / Pal / + / + / + / 23
Vicia monantha Retz. / Th / ME+IR–TR / + / + / + / 23
Ipomoea cairica (L.) Sweet / Hem / Pal / + / + / + / 23
Launaea massauensis (Fresen.) SCh / Hem / SA–AR+SU–ZA / + / + / + / 23
Launaea fragilis (Asso) Pau. / Hem / ME+SA–AR / + / + / + / 23
Ludwigia stolonifera (Guill.&Perr.) P. / Hyd / SU–ZA / + / + / + / 23
Peplidium maritimum(L.f.) AsCh / Geo-Hel / Pan / + / + / + / 23
Plantago amplexicaulis Cav / Hem / ER–SR+ME / + / + / + / 23
Plantago arenaria Waldst.&Kit. / Th / ME+IR–TR / + / + / + / 23
Salix tetrasperma Roxb. / Ph / Temperate / + / + / + / 23
Cornulaca monacantha Delile / Ch / SA–AR+SU–ZA / + / + / + / 23
Zilla spinosa (L.) Prantl / Ch / SA–AR / + / + / + / 23
Emex spinosa (L.) Campd. / Th / ME+SA-AR / + / + / + / 23
Bromus aegyptiacus Tausch / Th / ME+IR–TR / + / + / + / 23
Convolvulus lanatus Vahl / Ph / SA–AR / + / + / + / 23
Orobanche crenata Forssk. / Par / ME+IR–TR / + / + / + / 23
Orobanche ramosa L. / Par / ME+IR–TR / + / + / + / 23
Conyza aegyptiaca (L.) Dryand. / Th / SU–ZA / + / + / + / 23
Spergula fallax (Lowe) E.H.L.Krause / Th / ME+SA–AR / + / + / + / 23
Setaria viridis (L.) P.Beauv. / Th / ER–SR+ME / + / + / + / 23
Setaria italica (L.) P.Beauv. / Th / + / + / + / 23
Azolla filiculoides Lam. / Hyd / Pal + Neo / + / + / 15
Lemna gibba L. / Hyd / Borealo-Tropical / + / + / 15
Limonium pruinosum (L.) Chaz. / Hem / SA–AR / + / + / 15
Potamogeton trichoides Cham.&Schlecht. / Hyd / + / + / 15
Potamogeton pectinatus L. / Hyd / Borealo–Tropical / + / + / 15
Potamogeton nodosus Poir. / Hyd / ME+IR–TR / + / + / 15
Pseudowolffia hyaline (Delile) Hartog / Hyd / Cosm / + / + / 15
Azolla pinnata / Hyd / Pal+Neo / + / + / 15
Sarcocornia fruticosa (L.) A.J.Scott / Ch / ME+ER–SR / + / + / 15
Ceratophyllum demersum L. / Hyd / Cosm / + / + / 15
Eichhornia crassipes (C.Mart.) Solms / Hyd / Neo / + / + / 15
Erodium crassifolium L'Hér. / Th / ME / + / + / 15
Bassia muricata (L.)AsCh / Th / SA–AR+ IR–TR / + / + / 15
Bidens pilosa L. / Th / Neo / + / + / 15
Bromus rubens L. / Th / ME+IR–TR / + / + / 15
Carduus getulus Pomel / Th / SA–AR / + / + / 15
Centaurea glomerata Vahl / Th / ME / + / + / 15
Aizoon canariense L. / Th / + / + / 15
Cotula cinerea Delile / Th / SA–AR / + / + / 15
Echium rauwlfii Delile / Th / SA–AR / + / + / 15
Eleusine indica (L.) Gaertn. / Th / Pal / + / + / 15
Elymus elongatus (Host) Runemark / Geo-Hel / ME / + / + / 15
Euphorbia retusa Forssk. / Th / SA–AR / + / + / 15
Fagonia glutinosa Delile / Hem / SA–AR / + / + / 15
Filago desertorum Pomel / Th / SA–AR+IR / + / + / 15
Foeniculum vulgare Mill. / Hem / IR–TR+ME / + / + / 15
Heliotropium curassavicum L. / Ch / Neo / + / + / 15
Hordeum marinum Huds. subsp. gussoneanum (Parl.)Thell. / Th / IR–TR+ ER+ME / + / + / 15
Hordeum vulgare L. / Th / Cosm / + / + / 15
Veronica anagallis-aquatica L. / Geo-Hel / Borealo+Tropical / + / + / 15
Lactuca saligna L. / Th / ME+IR-TR / + / + / 15
Lathyrus pseudocicera Pamp. / Th / + / + / 15
Leptochloa fusca (L.) Kunth / Geo-Hel / Pal / + / + / 15
Lotus creticus L. / Hem / ME / + / + / 15
Lycium shawii Roem.&Schult. / Ph / SA–AR+SU / + / + / 15
Medicago laciniata (L.) Mill. / Th / SA-AR / + / + / 15
Halocnemum strobilaceum (Pall.) M. / Ch / ME+IR -TR / + / + / 15
Orobanche cernua Loefl. / Par / ME+IR–TR / + / + / 15
Panicum turgidum Forssk. / Geo-Hel / SA-SI+SU-ZA / + / + / 15
Paronychia arabica (L.)DC. / Th / SA–AR+ME / + / + / 15
Rumex crispus L. / Th / ME+IR–TR / + / + / 15
Paronychia argentea Lam. / Th / ME / + / + / 15
Pennisetum glaucum (L.) R.Br. / Th / Borealo-Tropical / + / + / 15
Persicaria senegalensis (Meisn.)Soják / Geo–Hel / Pal+ME / + / + / 15
Senecio aegyptius L. / Th / ME+ER–SR / + / + / 15
Sonchus macrocarpus Boulos& C. / Ch / Endemic / + / + / 15
Tribulus terrestris L. / Th / + / + / 15
Trigonella glabra Thunb. / Th / + / + / 15
Hyoscyamus muticus L. / Hem / ME / + / + / 15
Amaranthus hybridus (L.) Thell.. / Th / Temperate+Neo / + / + / 15
Silene villosa Forssk. / Th / SA–AR / + / + / 15
Adiantum capillus-veneris L. / Hem / Cosm / + / 7.7
Agathophora alopecuroides (Delile) / Ch / SA–AR / + / 7.7
Avena sterilis L. / Th / ME+IR–TR / + / 7.7
Bacopa monnieri(L.)Pennell / Geo–Hel / Pal + Neo / + / 7.7
Centaurea pumilio L. / Th / ME / + / 7.7
Cuscuta pedicellata Ledeb. / Parasite / IR–IR+ME / + / 7.7
Datura innoxia Mill. / Th / Neo + Pal / + / 7.7
Datura stramonium L. / Th / Neo + Pal / + / 7.7
Euphorbia hirta L. / Th / ME+ER–SR / + / 7.7
Farsetia aegyptia Turra / Ch / + / 7.7
Haloxylon salicornicum (Moq.) L. / Ch / SU–ZA / + / + / 7.7
Ifloga spicata (Forssk.) Sch.Bip. / Th / SA–AR+ME / + / 7.7
Juncus sublatus Forssk. / Geo–Hel / ME+IR–TR / + / 7.7
Marsilea aegyptiaca Willd. / Hem / Pal / + / 7.7
Matthiola longipetala (Vent.) DC. / Th / ME+IR–TR / + / 7.7
Panicum coloratum L. / Geo–Hel / + / 7.7
Scripus litoralis Schrad. / Geo–Hel / IR–TR+PAL+ME / + / 7.7
Myriophyllum spicatum L. / Hyd / Cosm / + / 7.7
Spirodela polyrhiza (L.) Schleiden / Hyd / Borealo-Tropical / + / 7.7
Stellaria media (L.) Vill. / Th / ME+ER–SR / + / 7.7
Stipa capensis Thunb. / Th / IR–TR+SA / + / 7.7
Suaeda maritima (L.) Dumort. / Th / Cosm / + / 7.7
Trigonella stellata Forssk. / Th / SA-AR+IR-TR / + / 7.7
Verbena supina L. / Th / ME+IR–TR / + / 7.7
Nitraria retusa (Forssk.) Asch / Ch / + / 7.7
Total / 38 / 54 / 48 / 73 / 116 / 63 / 84 / 100 / 50 / 85 / 77 / 132 / 131