叶片具两面有鳞的,全缘的鳞片,或浅裂的。
Leaf blade with both surfaces scaly, scales entire, or lobed.
幼枝具紧密的铁锈色的鳞片。
根状茎粗短,直立,高可达1米,顶端密被棕褐色、具光泽的钻形鳞片。
Stock stout, forming an erect trunk sometimes up to 1 m tall, apex densely covered with subulate shining brown scales.
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