Cercospora. Cercospora is the most common of the many diseases of a sweet gum tree, according to the Florida Department of Agriculture and Consumer Services. Cercospora is a fungal spot disease that produces dark brown, bordered, angular to circular spots 2 to 10 mm in diameter on both sides of leaves.rtist's Conk. Artist's conk (Ganoderma applanatum) is a fungal disease of a sweet gum tree that causes wood rot, according to the University of California IPM Online. Artist's conk infects trees by entering through wounds. White rot occurs in roots and trunks.
Vision and Age Infant Eyes Eye Development. Even in the womb babies can tell the difference between light and dark. And at birth, they see shapes by following the lines where light and dark meet. Yet, they are several weeks old before they can see their first primary color â red.
Yellow-brown stool in infants and toddlers is not always a cause for alarm, states Johns Hopkins Children's Center. Baby stool comes in multiple shades and textures. Yellow stool can sometimes be a symptom of giardia, a parasitic disease accompanied by foul-smelling diarrhea and watery stools. However, in general, the only colors that indicate something seriously wrong are red, black and pale yellow. If the watery stools progress into full-blown diarrhea that persists for longer than a few days, LiveScience warns that dehydration is a real risk. Diarrhea typically occurs when the body is attempting to rid itself of toxic substances.