Tremont [tremont] as a boys' name is of French origin, and the meaning of Tremont is three mountains. Place name.
Alternaria alternata. Alternaria alternata is a fungus which has been recorded causing leaf spot and other diseases on over 380 host species of plant. It is an opportunistic pathogen on numerous hosts causing leaf spots, rots and blights on many plant parts.
Black or grey. These could be Alternaria, which is most common as an outdoor mold, growing around damp, dusty areas, soil and plants. But it has made its way indoors. In one study, Alternaria was found in more than 90 percent of house dust samples. Exposure to it may boost the risk of asthma.