### plant | tracheophyte:

Cactus
* All cactuses make flowers
  - produce flowers
  - reproduce sexually
* Cacti come into flowers
  - contain nutrients
  - find in deserts
  - get light
  - grow feet
* Cacti grow in areas
  - arid regions
  - many arid regions
  - pure sand
  - subtropical regions
  - wood areas
* Cacti have arms
  - lateral roots
  - needles
  - places
  - sharp thorns
  - sticky substances
  - succulent roots
  - thin arms
* Cacti includes cell membranes
  - cells
  - corpi
  - cytoplasm
  - nuclei
  - plasma membranes
  - sections
  - vacuoles
  - live for years
  - may have roots
* Cacti need dormancy
  - winter dormancy
* Cacti produce seeds
* Cacti require bright light
  - take in water
  - to survive drought
  - use water
* Most cactuses grow very slowly
  - have thick, fleshy stems with waxy skin
* Some cactuses are important in the production of a red food dye
  - used to make red food dye
  - have ribs
  - look like pincushions,starfish, or even blades of grass
  - reproduce without seeds and flowers
* abounds on south-facing hills.
* also have unique forms
  - provide food for people
* are companies
  - important to animals and people
  - located in deserts
  - one type of succulent plants, although they are usually referred to separately
  - succulents that are native to the southwest
* exemplify the survival strategy of water conservation
* grow everywhere
  - in sandy, rocky soil
* have extremely long roots.
* have many adaptations for living in places that are sometimes dry for a long time
  - adaptions to survive in dry, hot regions
* lives in an especially rocky terrain consisting of desert slopes and flats.
* produces on their own, cactus plants tend to reproduce in one of three ways.
* reach for the sky.
* requires rapidly draining sandy soil and bright light.
* stems are peculiar in appearance
  - possess areoles
* survive only if they're too large for the cats to uproot.
* take advantage of the lightest rainfall by having roots close to the soil surface.
* vary widely in shape and size
  - size and shape
* wrens Two species squabble over territory
  - forage for food on the ground
+ Cactus, Adaptations: Plant families :: Caryophyllales
  * An adaptation is anything that helps a living thing survive and make more of its own kind. Cactuses have many adaptations for living in places that are sometimes dry for a long time. At other times these places can get lots of rain.

### plant | tracheophyte | cactus:

Barrel cactus
* All barrel cactus have ribs and tough spines
* Barrel cacti grow in arid regions
* Barrel cacti need dormancy
* defends itself from animals with pulps which are very dangerous and sharp.
* storages a lot of water to survive in desert.

Saguaro
* are very tall.
* grow very slowly and the giants are over two hundred years old.
* have barrel-shaped bodies with peripheral stems called arms.

Saguaro cactus
* Saguaro cacti grow feet
* attracts the animals or the insects with nectar.
* can survive from desert well, because it can store massive amount of water.

### plant | tracheophyte | cactus | saguaro:

Saguaro cacti
* Most saguaro cacti grow feet
* Some saguaro cacti bear edible fruit
  - grow in pots
  - have leaves
* Some saguaro cacti produce delicate flowers
  - white flowers