Zygophyllum oxianum (Gintzburger et al., 2003)

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Zygophyllum miniatum
Gintzburger et al., Rangelands in Uzbekistan, 2003
Zygophyllum oxianum (Gintzburger et al., 2003)
Zygophyllum portulacoides
Zygophyllum oxianum
Zygophyllum oxianum
Zygophyllum oxianum

Zygophyllum oxianum Boriss.

Local name:

  • Russian: Парнолистник амударьинский, (П. бобовидный) - parnolistnik amudar'inskij (p. bobovidnyj)
  • Tadjik: Izshitur
  • Turkmen: Dyue-Davan
  • Kazakh: Boz, Betege-Boz
  • Uzbek: Tyuya-Tovon

Description and morphology: Perennial shrub (height 20–60 cm), glaucous, glabrous woody at base. Stem: erect to ascending. Leaves: petiole (1.5–3.0 cm), narrowly winged; leaflets (1.5–3.0 long,1.0–1.8 cm wide), broadly ovateelliptic, flattened, fleshy, apex acute. Stipules (3–6 mm), connate at base. Flowers: bisexual; solitary, axilary; pedicel (5–8 mm), elongate in fruit; sepals oblong-ovate (5–7 mm), margins scarious; petals (6–8 mm) orange-red, whitish tip, emarginate; 10 stamens, anthers (about 2 mm long), oblong-linear; filaments (1–2 cm), basal scales oblong, ciliate. Ovary 5-locular, oblong.

Reproduction: Sexual. Flowering: April– August. Fruit maturation: June–September. Fruit: capsule (2–3 cm long, 5–6 mm wide), oblong-cylindrical, 5-angled, 5-ribbed, slightly acuminate at top. Seed: (2–3 mm long, about 2 mm wide), orbicular, numerous.

Pastoral importance: Hardly touched by livestock. Used sometimes for haymaking and silage. Overgrown organs contain large amount of ash (11–36%). Leaves used in traditional medicine for treatment of skin diseases.

Habitat: Psammophyte. Frequently grows on desert plains and hillsides.

Distribution: Widely distributed in Central Asia and Afghanistan.