Guillaume-Antoine Olivier

Populus euphratica, commonly known as the Euphrates poplar, desert poplar, diversiform-leaved poplar, or poplar diversifolia, is a species of poplar tree in the willow family.

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Centaurea atropurpurea is a species of Centaurea found in Romania and the Balkan Peninsula.

Prunus arabica is a species of wild almond found across the Middle East. It is a broomlike shrub typically 0.75 to 2 m tall, with brown bark. Its leaves have a 5-8 mm petiole and the leaf blades are 15 to 44 mm long and 3 to 10 mm wide. Its inflorescences have dark red hypanthia and sepals (green on the interior of the sepals), and white, pale pink or pink petals. The flowers are borne on a pedicel about 3 mm long, which lengthens to 6 mm when the fruit is fully developed. It prefers to grow in arid or semiarid areas at 500 to 2700 m above sea level. A full genetic and morphological analysis