Asteraceae

Conyza canadensis

Conyza LESS. Conyza canadensis (L.) CRONQUIST Ömür: Tek yıllık Yapı: ot Hayat formu: İlk çiçeklenme zamanı: 7 Son çiçeklenme zamanı: 12 Habitat: nemli alan, sahil yakını, kültür yaramazotu Minimum yükseklik: 0 Maksimum yükseklik: 1300 Endemik: - Element: ? Türkiye dağılımı: Trakya, Dış, O. ve GD. Anadolu Genel dağılımı: K. Amerika, Ilıman bölgeler Bulunduğu kareler:A1 A2 A3 A6 A8 B1 B3 B7 B8 C2 C3 C5 C6

C. canadensis (L.) Cronquist in Bull. Torrey Bot. Cl. 70:632 (1943). Syn: Erigeron canadense L., Sp. PL 863 (1753); E. setiferum Post ex Boiss., Fl. Or. Suppl. 289 (1888)! Ic: Hegi, 111. Fl. Mittel-Eur. 6(1): t. 260 (1916).   Stems 30-100 cm, sparsely setulose-hirsute. Leaves narrowly oblanceolate, 3-7 x 0.2-1.2 cm, attenuate at base and acute at apex, entire or with 2-3 shallow teeth on each side, sparsely setulose-hirsute especially at margins. Involucre c. 5 mm broad; phyllaries linear-lanceolate, 1.5-3 x 0.25 mm. Female flowers c. 25; basal tube c. 1.75 mm, ligules white or purplish, 0.75 mm. Hermaphrodite flowers c. 5; corollas 2.5 mm, 4-lobed. Achenes 1-1.25 mm, sparsely puberulous. Pappus brownish-white, 2.5-3 mm. Fl. 7-12. In moist conditions, often near sea coasts and weed of cultivation, s.l.-1300 m.   Described from Canada, America & S. Europe (Hb. Cliff. 407/3!).   Turkey-in-Europe, Outer, C. & S.E. Anatolia, Islands. A1(E) Edirne: Edirne to Bosnaköy, A.Baytop (ISTE 14115)! A2(E) Istanbul: Makriköy to SanStefano, 22 x 1893, Azn.! A3 Zonguldak: Bartın to Amasra, Khan et al. 797! A6 Samsun: Devren Bahçe, 5 m, Tobey 876! A8 Rize: d. Hemşin, Çat to Meydan Kobaca, 1100-1300 m, D. 21212! Bl Çanakkale: Bunarbaschi (Pinarbaşi), Kirk Göz, Sint. 1883:1116! B3 Eskişehir: Sündiken Da., 400 m, Ekim 435! B7 Elaziğ: Elazığ, Pamukçuoğlu (EGE 8269)! B8 Siirt: Korky to Zok, B.Post 613! C2 Denizli: Babadağ at Kadiköy, 800 m, D. 18377! C3 Antalya: Perga Harabeleri, Regel&Peşmen (EGE 400)! C5 Adana: 2 km W. of Yumurtalik, 0.5 m, McNeill 810a! C6 Hatay: nr Iskenderun (Merkes, Kizler Kalesi), G.Post 117 (type of E. setiferum)! Is: Samos, Runemark & Snogerup 18673; Nisiros, Hansen 182; Rodhos, Hansen.   A North American alien now widely distributed throughout the temperate regions of the world.