Material/Origin: Botanical Name: Centella asiatica Part Used: Leaves Source: Organically or conventionally grown centella plants Processing: Naturally air-dried or sun-dried Physical Characteristics: Color: Green (light to dark, depending on drying method) Shape: Whole or crushed leaves Size: 3 to 5 cm in length for whole leaves, smaller pieces if crushed Texture: Crisp, dry, and brittle