Straight-Spined Barrel cactus or Parodia Magnifica

''Parodia magnifica'' is a species of flowering plant in the family Cactaceae, native to southern Brazil. One of several species called ball cactus, it is also called balloon cactus. It grows to 7–15 cm tall by 45 cm broad, with heavily ribbed, spherical to columnar, spiny and hairy stems, bearing pale yellow flowers in summer. Its natural habitat is cool, dry temperate grassland at elevations of up to 800 m . Populations are sparse and fragmented, and it has been designated as.. more