Hordeum spontaneum (Gintzburger et al., 2003)

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Erianthus purpurascens
Gintzburger et al., Rangelands in Uzbekistan, 2003
Hordeum spontaneum (Gintzburger et al., 2003)
Pholiurus incurvus
Hordeum spontaneum
Hordeum spontaneum

Hordeum spontaneum C. Koch.

Local name:

  • Russian: Ячмень дикорастущий - jačmen' dikorastuščij
  • Tadjik: Tak-Tak
  • Uzbek: Yavoi, Arpa

Chromosome number: 2n = 14 (Tanji 1925; Trofimovskaya and Kobulilyanskii 1964).

Description and morphology: Annual grass (height 30–75 cm). Stem: thick, glabrous incurvate from base. Leaves: thin, pointed, sharprough; sheathing leaves smooth. Spikelet oblong-linear (4.5–11 cm long) with dense silky hairs on axis base.

Reproduction: Entomophilous. Flowering: April–June. Fruit maturation: June. Fruit: caryopsis accreted with membranous glumes.

Pastoral importance: An extremely important fodder plant with a high nutritive value. It is well eaten by all kinds of animals, especially up to the heading stage.

Fodder value: During vegetation, forage contains (% DM): ash 11; protein 12; fibre 11; fat 2.7; cellulose 23; nitrogen-free extract 30.

Habitat: Meso-xerophyte. Frequently occurs as a weed in cultivated fields of cereals and along roadsides.

Distribution: Central Asia, Caucasus, European part of Russia, Africa, Iran, Afghanistan and western part of Asia Minor.