Malcolmia grandiflora (Gintzburger et al., 2003)

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Leptaleum filifolium
Gintzburger et al., Rangelands in Uzbekistan, 2003
Malcolmia grandiflora (Gintzburger et al., 2003)
Tetracme quadricornis
Malcolmia grandiflora
Malcolmia grandiflora

Malcolmia grandiflora (Bge) O. Ktze

Local name:

  • Russian: Малкольмия крупноцветная - malkol'mija krupnocvetnaja
  • Uzbek: Chetyr, Chatyr
  • Turkmen: Kizyl-kizylok

Chromosome number: 2n = 14, 28 (Manton 1932; Reese 1957; Chuksanova unpublished data).

Description and morphology: Annual herb (height 15–40 cm), erect or slightly branched, hairy. Stem: almost leafless. Leaves: lower – oblong-elongated, petiolate; upper – oblonglanceolate or lanceolate, sessile, dentate at margin. Flowers: (0.7–1.2 cm), few in loose racemes; petals pink to violet, linear, long clawed. Stigmas deeply 2-lobed or retuse.

Reproduction: Flowering: March–April. Fruit: silique (30–50 mm long, 0.6–0.8 mm wide), erect or curved by apex in rows, pedunculate, tapering to a beak, glabrous or scabrid. Seeds: elliptic.

Pastoral importance: Medium to poor. Little contribution to rangeland biomass.

Habitat: Meso-xerophyte. Occurs on sand ridges; rare on clay, sandy steppes and stony deserts.

Distribution: Middle Asia, Iran, Afghanistan.

Other Malcolmia spp. in North Africa and Middle East.