Chiefly North American. The scaly outer layer of the bark of a tree; also more fully ross bark. (See also quot. 1904.)
| 单词 | θ22319 | 
| 释义 | the world > plants > part of plant > part of tree or woody plant > wood > 			[noun]		 > bark > part of (3)		 ross1778 Chiefly North American. The scaly outer layer of the bark of a tree; also more fully ross bark. (See also quot. 1904.) epiphloem1839 The outermost or corky bark. mesophloem1839 In bark: a layer of (usually green) cells occurring between the periderm and phloem.  | 
	
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