Niels Bohr - Biographical. Niels Henrik David Bohr was born in Copenhagen on October 7, 1885, as the son of Christian Bohr, Professor of Physiology at Copenhagen University, and his wife Ellen, nÃ©e Adler.
Opuntia is a large genus of plants native to North America and South America. All have succulent stems, some of them becoming woody with age. Stems may be cylindrical or flattened pads. Tiny, succulent leaves may be present on the newest growth (see photo below.) Most species are spiny.
Prickly Pear. Commonly used in landscaping, the Prickly Pear Cactus (Opuntia) is the only cactus native to the eastern. Its flat, succulent, leaf-like structures are known as platyclades or Nopales.opales sap can also be used as a hair conditioner. The fruit of the Prickly Pear, called cactus fig, Indian fig, or tuna, is a beautiful deep purple color. Its delicate flavor can be enjoyed in jellies, beverages (lemonades and lemon margaritas), and sorbets; the fruit can also be eaten fresh.