Which organs and tissues comprise endocrine system?

Nearly twenty organs and tissues have been discovered in Mammals and Human which secrete hormones and comprise endocrine system . Most of organs included in list are exclusively endocrine in nature while some organs perform other functions but also produce some hormones .
Organs :
1 : Adenohypophysis ( Anterior Pituitary Gland ) is considered master gland , produces 7 hormones
2 : Neurohypophysis ( Posterior Pituitary Gland ) produces two hormones .
3 : Pars inter-media ( Median lobe ) produces one hormone .
4 : Hypothalamus is part of nervous system and also produces releasing and inhibiting hormones .
5 :Thyroid , produces two hormones .
6 : Parathyroid produces two hormones .
7 : Islets of Langerhans ( Pancreatic islets ) , three hormones .
8 : Adrenal cortex , many hormones .
9 : Adrenal Medulla , two hormones .
10 : Testes in males produce male sex hormones .
!1 : Ovaries in females produce female sex hormones .
12 : Pineal , one hormone .
Tissues of Organs
13 : Corpus Lute-um , one hormone .
14 : Stomach produces gastrin
15 : Duodenum produces secretin , motilin and C.C.K.
16 : Heart produces a.n.p.
17 : adipose tissue produces leptin .
18 : Placenta produces many hormones .
19 : Liver produces insulin like growth factor .
20 : Thymus produces thymopoietin .