Cupule ca. 2.5 cm; bracts triangular, except for subulate tip, fused with wall of cupule or united into concentric rings near cupule apex.

• 大约2.；5厘米的壳斗；苞片三角形，除了钻形端部，愈合具壁或合并成壳斗先端附近的同心戒指。