Asteraceae



Cousinia macroptera C. A. MEYER

Cousinia macroptera C. A. MEYER

Cousinia CASS.
Cousinia macroptera C. A. MEYER
Ömür: İki veya Çok yıllık
Yapı: ot
Hayat formu:
İlk çiçeklenme zamanı: 5
Son çiçeklenme zamanı: 8
Habitat: kurak yamaç, step, çakıllık
Minimum yükseklik: 850
Maksimum yükseklik: 1800
Endemik: -
Element: İran-Turan
Türkiye dağılımı: D. Anadolu
Genel dağılımı: Transkafkasya, KB. İran
Bulunduğu iller
Bulunduğu kareler: A9 B9 B10

 
C. macroptera C.A.Meyer in DC, Prodr. 6:555 (1838). Syn: C. obovata Boiss., Fl. Or. 3:491 (1875); C. macroptera C.A.Meyer var. obovata (Boiss.) C. Winkler in Acta Horti Petrop. 12(7): 235 (1892); C. compacta Turrill in Kew Bull. 1929:229 (1929); Arctium macropterum (C.A.Meyer) O.Kuntze, Rev. Gen. Pl. 1:308 (1891)! Map 33b, p. 341.
Biennial or perennial, 15-45 cm. Stems branched from base, arachnoid-woolly, glabrescent. Leaves arachnoid-woolly, becoming greenish and glabrous above, densely white-tomentose below; basal leaves broadly or narrowly ovate, 5-15 x 2.5-10 cm, petiole 1-4 cm, unequally toothed or shallowly lobed, spiny, with spines up to 8 mm; stem leaves becoming abruptly smaller, long-decurrent into cuneate wings, uppermost leaves broadly triangular, adpressed to heads. Capitula 25-35, 15-50-flowered. Involucre ovoid or nearly globose, 1.5-2.5 cm broad incl. spines; phyllaries 25-40, white woolly-tomentose or glabrescent, abruptly contracted from an ovate adpressed base into a short, spreading, linear 3-10 mm spine. Bristles of receptacle smooth. Flowers pink, 11-13 mm. Achenes dark brown, oblong-cuneate, 3-5x1.5 mm, wrinkled, truncate and inconspicu-ously denticulate at apex. Fl. 5-8. Dry slopes, steppe, gravels, 850-1800 m.
Type: [Transcaucasia] Nakhitchevan, Szovits (holo. LE; iso. G!). E. Anatolia. A9 Kars: 25-30 km from Tuzluca to Iğdir, 950 m, D. 46863! B9 Ağri: Doğubayazit to Ağri, 1800 m, Rech. 32760! B10 Kars: Iğdir, 850 m, D. 47025! Ağri: plain nr Bayazit (Doğubayazit), between Arzab and Ağri Da., B. Post 729!
Transcaucasia, N.W. Iran. Ir.-Tur. element.