Описание подсолнуха на английском языке

На англ-Sunflower (Latin. Heliānthus[2]) is a genus of plants of the family Asteraceae. The most well known species - oilseed sunflower and sunflower tuber. The sunflower characteristic species polymorphism. Depending on the species - grasses, Forbs and shrubs. Most of them perennials[4][5]. Characterized by high stem, covered with opposite or alternate rigid leaves[6]. Inflorescence: some species are small, others very large head, single, or several in a spreading panicle. The head has a hemispherical or wide wrapper, consisting of 2 or more ranks of leaves; receptacle flat or more or less convex, covered with a folded along the membranous, sometimes rather rigid bracts; the outer flowers are asexual, ligulate, located in 1 row; Central flowers bisexual, tubular. The fruit is an oblong four-sided or laterally compressed achene, 2-4 thrust bearing tip, or 2 are quite large, dry leathery scales.