Despite the common names ringworm and dermatophyte, the disease is caused by a fungus, not a worm or plant. Trichophyton, Microsporum, and Epidermophyton are the most common genera that cause ringworm in humans. These organisms feed on keratin, the major structural component of hair, skin and nails.
Thuja occidentalis 'Nigra'. Naturally broad, pyramidal evergreen shrub displays deep green, scalelike needles arranged in flat sprays. New light green needles emerge in spring, deepening in color as they mature. Deep green color adds contrast to winter landscape.
A Cesarean section scar (horizontal red line) and linea nigra visible on a 31-year-old woman 7 weeks after childbirth. Linea nigra (Latin for black line) is a dark vertical line that appears on the abdomen in about three quarters of all pregnancies. The brownish streak is usually about a centimeter in width.