Limonium otolepis (Gintzburger et al., 2003)

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Roemeria orientalis
Gintzburger et al., Rangelands in Uzbekistan, 2003
Limonium otolepis (Gintzburger et al., 2003)
Psylliostachys suworovii
Limonium otolepis
Limonium otolepis
Limonium suffruticosum
Limonium suffruticosum

Limonium otolepis (Schrenk) Ktze

Local name:

  • Uzbek: Kermak, Kermak Sovun

Chromosome number: 2n = 36 (Polya 1948).

Description and morphology: Perennial small shrub (height 30–80 cm). Pivotal root dark brown (to depth 1.5 m). Stem: woody, glabrous, erect to ascending, upper much branched. Leaves: in basal rosette, large (15–40 cm long, 5–10 cm wide), simple, sessile, twisted, elliptic-lanceolate, leathery, dark or light green above, silvery lower surface; faintly veined with wavy margins. Flowers: bisexual; minute, regular, pentamerous, blueviolet- whitish, solitary, sessile, arranged in 3-bracted spikelets together forming branched one-sided spike. Bracts pubescent. Calyx narrow tubular, persistent, forming a dispersal unit with the fruit. Sepals frequently accreted at base. Corolla with fused petals; 5 stamens closely attached to corolla. Pollen grains 3-celled, 3 or 5 colporate. Ovary monospermous, anatropous, bitegmic, crassi-nucellate ovule.

Reproduction: Sexual. Entomophilous. Reproductive apospory, parthenocarpy. Flowering: May–July. Fruit maturation: August–September. Fruit: 1-seeded nut. Seed: no perisperm, large embryo, thin layer endosperm.

Pastoral importance: Negligible. Occasionally grazed by small ruminants and camels. Not eaten by cattle.

Fodder value: At flowering contains (% DM): protein 12; fat 1.5; ash 15; water 10. High level of tannins in roots.

Economic interest: Rich in tannins and roots are a source of dye (black and dark green).

Habitat: Facultative halophyte. Common in steppe, semi-desert and desert zones mostly on solonetz-alkaline soils, on lake shores and river banks. Mostly single plants.

Distribution: Central Asia, Siberia, European part of Russia and Trans-Caucasus.

Other: Limonium sp.