Perennial herb. Rhizome tower, and turned brown with large scales petiole. With leaves Clustered, split back feathers, fission close, the short round, round-ended scissors, it also was a tawny axis scales. Pinnate veins bifurcation side, the distribution of sporangia in the central Pinnae leaves, was born in the small central vein below lamination of each 1-4, cystic renal masses covered round brown. Package: cardboard drums, with double aseptic food poly bags inside. Or by cartons, with vacual aseptic food poly bags inside, 20kgs per carton with 8 bags inside,2.5kg per bag.