Height/Spread: 3 feet tall, 2 feet wide Bloom time: Mid-spring Bearded iris is a rhizomatous perennial with elegant flowers in many colors. ‘Black is Black’ is one of the darkest varieties, with velvety jet black flowers and ruffled edges on the petals. Plant alongside shrubs with gold...
Cats with more melanocytes will have a more orange in their eyes. Those with blue eyes have no melanin in the stroma, the thickest layer of the iris. What gives them the blue color is the light that enters the eye and gets scattered back. Black cats with a large number of melanocytes ...
The iris had a black-brown color and it consisted of the following: the anterior iris epithelium, which was composed of a single-layer squamous epithelium; the outer limiting layer was composed of collagen fibers with fibrocytes and granules of melanin; while the stroma of iris contained blood ...