Leontice incerta (Gintzburger et al., 2003)

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Senecio subdentatus
Gintzburger et al., Rangelands in Uzbekistan, 2003
Leontice incerta (Gintzburger et al., 2003)
Arnebia baldshuanica
Leontice incerta
Leontice incerta


Leontice incerta Pall. Reise.

Local name:

  • Russian: Леонтица сомнительная - leontica somnitel'naja

Chromosome number: n = 8 (Takhtadzhyan 1987).

Description and morphology: Perennial herb (height 10–50 cm). Stem: glabrous, lax-open, strong subterranean tubercle (4–8 cm), globular, depressed. Aboveground stem: leafy, erect, smooth, hollow, branched above into a rich panicle. Leaves: rosette (cauline), 2–3 ternate, ovate; upper – 2–3 partite. Inflorescence: branched pyramidal panicle. Pedicels flattened, elongated especially on fruits. Flowers: yellow, short bract, petaloid sepal, nectariferous scales. Capsule (1–2 cm diameter), 1-seeded in inflated papery fruits.

Reproduction: Sexual and vegetative (tuberous stem). Flowering: March–April. Fruit maturation: April–May. Tumbleweed (aerial part is detached from tuber and rolls along the surface of the soil, blown by wind). Fruit: inflated globular capsule.

Pastoral importance: None: contains a mixture of alkaloids especially before fruit maturation stage.

Fodder value: None.

Economic interest: Used for cleansing purposes, tuber contains saponin. Medicinal, reported to be used as a treatment for epilepsy.

Habitat: Xerophyte. Occurs on sandy loam soil on steppe; present in cultivated cereal fields; sometimes on slightly saline soils.

Distribution: Irano-Turanian region to Palestine and Egypt.