Reabsorbtion. Occuring more commonly within the nephron system than filtration, this is a form of active transport which takes the the useful substances for the body from the tubules and places them back into the blood filled capillaries.
Oleanders are shrubs, but they are _big_ shrubs. Most of the varieties in cultivation top out at 8 to 12 feet tall and about the same width. The wild form, and some of the older cultivars used for windbreaks top out at 20 x 20 feet.
Oleander, or Nerium oleander, is an evergreen shrub and a perennial. It grows best in desert environments. They are hardy, require little maintenance and produce beautiful flowers.They don't need much water, and they can live in poor soil as long as there is a lot of sun.Oleander shrubs can grow as high as 20 feet!leander, or Nerium oleander, is an evergreen shrub and a perennial. It grows best in desert environments. They are hardy, require little maintenance and produce beautiful flowers.