Asteraceae



Cousinia vanensis Hub.-Mor.
Cousinia vanensis Hub.-Mor

Cousinia CASS.
Cousinia vanensis HUB.-MOR.
Ömür: İki veya Çok yıllık
Yapı: ot
Hayat formu:
İlk çiçeklenme zamanı: 6
Son çiçeklenme zamanı: 8
Habitat: kurak taşlık yamaç, step
Minimum yükseklik: 1720
Maksimum yükseklik: 2500
Endemik: endemik
Element: İran-Turan
Türkiye dağılımı: GD. Anadolu
Genel dağılımı: Türkiye
Bulunduğu iller
Bulunduğu kareler: B9

 
C. vanensis Hub.-Mor. in Notes R.B.G. Edinb. 32:55 (1972). Figure2, p. 9. Map 33b, p. 341.
Biennial or perennial, 10-50 cm, 5-20-headed. Stems slender, terete, striped lengthwise, with erect-spreading branches, arachnoid-woolly, soon glabrescent and glandular-dotted. Leaves leathery, white arachnoid-tomentose on both sides, often glabrescent and glandular-dotted, conspicuously reticulate-veined, with crowded spiny teeth, ± wavy-margined; basal leaves oblong, 5-15 x 2.5-3.5 cm, pinnately lobed or lyrately pinnatisect, with up to 8 pairs of triangular segments, terminal lobe not enlarged; stem leaves gradually smaller, ovate to lanceolate, shallowly lobed or entire, decurrent into wings up to 2(-4) cm long. Capitula 65-90-flowered. Involucre broadly ovoid to globose, 3.5-5 cm broad incl. spines; phyllaries 70-90, arachnoid-woolly, soon glabrescent, ± glandular; appendage reflexed, horizontally or erect-spreading, lanceolate, ovate, cordate or sagittate, 10-15 x 3-7 mm, with 5-15 mm terminal spine and 1-6 lateral prickles. Bristles of receptacle smooth. Flowers pink or purple, 20-25 mm. Achenes bright brown, oblong-cuneate, 5x2 mm, finely longitudinally striped, apex finely margined and indistinctly denticulate. Fl. 6-8. Dry, stony slopes, steppe, 1720-2500 m.
Type: Turkey B9 Van: Toprak Rale, hill aber-Morath 8921 (holo. Hb. Hub.-Mor.!).ove Van, steppe, 1770 m, 30 vi 1949, A.Hub
S.E. Anatolia. B9 Van: Gevaş to Edremit, D. 22609! Many records around Van.
Endemic. Ir.-Tur. element. Related to C. odontolepis DC. from N. Iraq, but terminal lobe of basal leaves not enlarged, stem leaves less strongly decurrent.
Sect. Pugioniferae Bunge. Biennials or perennials, monocarpic. Stems short or of medium size, mostly winged, corymbosely branched. Leaves mostly herbaceous, rarely coriaceous, pinnatisect, pinnatipartite or spiny-dentate. Capitula 8-50-flowered. Phyllaries (7-) 15-40, acuminate from a broad base into a keeled spine often longer than breadth of involucre. Flowers pink or purple, 7-15 mm. Achenes small, longitudinally striped or ribbed, often wrinkled, normally truncate and denticulate at apex.