Leaves drying, extraction and high precision Dicotyledon Gang, Asteraceae perennial herb. ... , 30-50 primary branches, secondary branches 90-160 months; leaves opposite, oval-shaped, paper, leaves surface roughness, 400-700 annual plant with ... leaves up to 1200 pieces; room-like inflorescence and more sparsely ... hair; grain weight 0.3-0.4 grams. Stevia Dry Leaves