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-The outer, protective layer of the skin of vertebrates, covering the dermis
-Outer layer in plant tissue.
Any plant belonging to the Monocotyledones (also written Monocotyledonae) or Liliopsida, a class in the Angiospermae, the flowering plants. This group include the grasses, lilies, orchids and palms.
The leaf of the embryo of a seed-bearing plant; after germination it becomes the first leaves of the seedling.
A form of vegetation that has hard [[leaf|leaves] and short internodes
The outermost layer, or skin, of a ripe fruit or ovary.
A plant whose seedling has two cotyledons.
In a plant root, the cylinder of plant tissue between the endodermis and phloem.