A common plant with purple and green leaves is Coleus. It is a tropical plant known for its variegated leaves, and it is sometimes more commonly referred to as the painted nettle. More »

www.reference.com Science Biology Botany

The San Francisco Chronicle explains that the leaves fall off of a green pepper plant because of temper fluctuations or fungal infections. There are other diseases that also affect the leaves, such as bacterial infection... More »

Plants have leaves so they can get nourishment. The process of photosynthesis, in which the plant absorbs sunlight in order to turn carbon dioxide and water into food, occurs in the leaves. More »

Xylem is a type of vascular tissue that is responsible for moving water through a plant from its roots to its leaves. Columns of xylem tissue begin in the root hairs and rise all the way up through the leaves of a plant. More »

Tulsi leaves are also called holy basil leaves and come from a plant used in Ayurvedic medicine, states WebMD. The Hindi word "tulsi" means holy basil, which has the botanical name Ocimum teniuflorum or Ocimum sanctum. T... More »

www.reference.com Science Biology Botany

Photosynthesis, the process by which plants convert the sun's energy to glucose, takes place during daylight hours when the plant's leaves are exposed to sunlight. This process only occurs in green plants and in some pro... More »

The process of transpiration is when water moves through plants from the roots to the leaves, then changes to vapor as it leaves the plant. Transpiration cools the plant and also provides it with nutrients, carbon dioxid... More »