Quantcast

Heliotropism Reference Libraries

Page 1 of about 1 Articles
Sunflower Helianthus annuus
2005-06-23 11:53:34

The sunflower (Helianthus annuus) is an annual plant in the family Asteraceae. The stem of the flower can grow up to 3 meters tall and the large flower head can reach up to 30cm in diameter. The sunflower is notable for turning to face the Sun, a behavior known as heliotropism. History Sunflowers are native to the Americas, and were domesticated around 1000 B.C. Francisco Pizarro found...

Word of the Day
  • an ornament or knob in the shape of a flower
  • In architecture, a floral ornament; specifically, the large conventional flower usually placed in the center of the abacus of a Corinthian capital or classic ceiling-caisson; also, the floreated termination of a Gothic finial.
[ "The word 'fleuron' comes from French."]