Scientific Name
     Family : Apocynaceae
     Genus : Adenium
     Species : Adenium obesum
   Common name : Desert Rose, Mock Azalea,  Impala Lily, Kudu Lily and Sabi Star, Chaun-chom.
      The estimated more than 200 Genus of this plants are trees, shrubs and succulent plants such as Banbury  (Allamanda sp.), Luntom (Plumeria sp.),   Pangpuy (Catharanthus sp.), Rumphure (Thevetia sp. ). Most of the Adenium species occur in the tropical area.
    Chuan-chom, another Thai name called “ Lantom Yawa” is a native plant of the eastern Africa in Tanzania, Kenya and Uganda. It is a tolerated succulent which can grow in desert so it is named “ Desert Rose”.

Stem:  The succulent and cylinder bottle shape ( caudiciform) stem of the plant has smooth type of texture with gray-green color, un uniform branching.
The base of stem ( caudex): called “Khode” looks swollen turgid under the ground which is harder than other parts of the plant . Cordex is a storage of excessing Carbohydrates. It has a minute part of wood. Caudex formation will develop in a good cultivation.
Roots:  Fibrous roots are very small and branched.
Please look at the picture of caudex and roots


Caudex or Khode and 
roots
Leaf:  Single leaf type, arrangement whorled, obovate, oblanceolate, linear.
Leaf apex: retuse, obtuse, acute  or truncate apex. Leaf margin, entire, serrate and smooth or undurate rim, flat or curly with wax or hair. Pedicel short. Leaf sheet thick and flat, color dark green.

Flower: Flower form corymb, salver, trumpet or funnel form. 5 petals. Sometimes 6 petals flower maybe found. Color of  flower  is pink, red or white ( not usually to find). The flowers are gorgeous blooming throughout the year. The main color of Thai hybrid are red, pink, white and maroon. The composition of flowers are : Calyx, Corolla, Androecium, Gynoecium, Appendage.
Please look at the picture of Adenium flower.
Fruit : Horn shape. The fruit has two dry pots. The pod split open when maturity and releasing many winged seeds. 
Please look at the picture of Adeniums' pots and seeds.



Trumpet form 
 
Poisonous Part : especially milky sap. Make the skin irritant effects.
Beware of the eyes. 		  
 

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