Origin of the name Madison: Transferred use of the surname meaning Mad's son.. Mad was a common pet form of Matthew (gift of God) during the Middle Ages. Madison may also be a matronymic derived from the name Maud, an old pet form of Mathilda (battle mighty): hence, son of Maud.. From A World of Baby Names by Teresa Norman.Buy the book.
Examine the plant for other disease symptoms known to be associated with black spots on the species. For example, search roses for other black spot disease symptoms caused by the fungal pathogen Diplocarpon rosae, including diminished health, black spots on upper sides of leaves, yellowed foliage, and leaf drop. Look over canes for the presence of purple-hued areas of dying plant tissue.
Early blight is a common fungus that can cause serious crop damage and typically attacks potato and tomato plants. Caused by the fungus Alternaria solani, it first appears as brown spots on older, lower leaves and then spreads onto a leaf's surface. This blight causes a leaf to turn yellow and then wither and die.