Fabaceae



Astragalus macrourus
FISCH. ET MEY.
Astragalus macrourus
FISCH. ET MEY.

Astragalus L.
Astragalus macrourus FISCH. ET MEY.
Ömür: Çok yıllık
Yapı: ot
Hayat formu:
İlk çiçeklenme zamanı: 6
Son çiçeklenme zamanı: 7
Habitat: dağ bozkırı, şistli tepe etekleri
Minimum yükseklik: 1500
Maksimum yükseklik: 2600
Endemik: -
Element: İran-Turan
Türkiye dağılımı: D. Anadolu
Genel dağılımı: Ermenistan, K. İran
Bulunduğu iller
Bulunduğu kareler: B7 B8 B9 C10

 
A. macrourus Fisch. & Mey. in Bull. Soc. Nat. Mosc. 11:346 (1838). Syn: A. cylindraceııs C. A. Meyer, Verz. Pfl. Cauc. 143 (1831) non DC. (1802). Ic: Fl. URSS 13: t. 19 f. 1 (1946). Figure 1, p. 91.
Ascending or erect, scapose or subcauiescent perennial, with a simple, woody caudex. Leaves 12-25 cm; leaflets (6-)10-20 mm, elliptic, sparsely adpressed simple-pilose to densely spreading-villous, 18-25-paired; stipules 12-14 mm, lanceolate. Peduncles 22-28 cm xc. 3 mm, stout. Inflorescence a dense, cylindrical, 30-40-flowered spike. Bracts 5-7 mm, lanceolate. Calyx 9-12 mm, tubular to tubular-campanulate, simpie-villous, with spreading black and white hairs, teeth 1.5-4 mm. Corolla cream, yellow, or rarely violet: standard 18-22 mm, contracted above and appearing ligulately attenuate. Legume c. 9x4 mm, ovoid, densely white-pilose; beak c. 2 mm. curved. Fl. 6-7. Mountain steppe, shaley hillsides, etc., 1500-2600 m.
Type: [Soviet Azerbaijan] in aridis lapidosis provinciae Talysch, Hohenacker.
A very variable and complex species. We have recognised three groups without assigning to them formal taxonomic rank since, without further study, we cannot be certain either of the rellability of the characters used or to which group the type belongs.
1.Calyx teeth 1.5-2 mm; leaflets spreading-villous Group a
1 Calyx teeth 3-4.5 mm; leaflets adpressed-pilose or spreading-villous
  2. Leaflets sparsely, adpressed-pilose Group b
  2. Leaflets densely, spreading-villous Group c
Group a. E. Anatolia. B9 Van: N. side of Erek Da., above Değirmenköy,
2400 m, D. 44444! Van: Şuşanis Da., 2350-2400 m, Hub.-Mor. 9109! C10
Hakkari: 21 km from Bacirge to Yüksekova, 2230 m, D. 45218!
Group b. E. Anatolia. B7 Erzincan: Egin (Kemaliye), Habnus Ekrek, Sint.
1890:2538! B8 Siirt: Halkis Da., 1850 m, Cheese & Watson 1283! B9 Bitlis/Van:
10 km S E of Pelli, 2600 m, D. 22570!
Group c. S.W. Anatolia. C2 Antalya: Elmali, 9 vi 1860, Bourgeau (as A. tauri-
colus)! S W of Elmali, 1500m, Sorger 63-31-50!
Distribution of species: Soviet Armenia, N. Iran (Talysch). ir.-Tur. element.