Sometimes called sacred lotus, Chinese lotus root (Nelumbo nucifera) is a perennial species of aquatic plant grown for its fragrant, cup-shaped flowers and round foliage. It grows well within U.S. Department of Agriculture plant hardiness zones 4 to 10, where it is commonly added to water gardens and decorative ponds.
What causes puberty to begin? Puberty, that awkward phase when boys and girls are primed for their sexual reproductive years as men and women, appears to be triggered by the brain's own version of It takes two to tango, whereby a signal literally gets turned on by a molecule that is produced by a gene aptly named KiSS-1.
1 This âconstitutional delayâ of growth, development or puberty is the most common reason puberty is overdue, especially in boys. 2  A medical condition: A chronic disease â such as diabetes, cystic fibrosis, celiac disease, kidney disease or asthma â can delay puberty. Girls: Develop breasts, grow pubic hair and underarm hair and start menstruating (having periods). 2  Their hips widen and they have a growth spurt. 3  Boys: Grow pubic, facial and underarm hair. 4  Their testicles and penis get larger.