bracts of mature cones large, woody, distal part thickened, distal margin sharply and transversely ridged, apex reflexed or upcurved, pointed;
英
美
- 苞片成熟孢子叶球大，木质，加厚的上部，上部边缘锐并且横向使成脊状，先端反折或上弯，指；
