Morphological study of the genus calendula L.[compositae]in Iraq

The genus Calendula L. in Iraq is reviewed. Species have been systematically examined. The morphological study includes studying the characters of roots, Stems Leaves, Flowering heads, Involucres bracts, Inflorescense, Flowers, Fruit in addition to indumentum were studied. Results Showed that Calendula Species with distinct morphological features. It was confirmed that the plant habit and cypsela characters are the most important features for discriminating among Species. [3] Species of the genus Calendula were recognized for Iraq