petal catcher — уловитель частиц прорванной предохранительной диафрагмы In many plants on the aster spouse and children such as the sunflower, Helianthus annuus, the circumference on the flower head is made up of ray florets. Just about every ray floret is anatomically somebody flower with only one large petal. http://ie-cbd.onesmablog.com/Petal-An-Overview-41798562