[See next and -ENCE.] a. Bot. Regular or abnormal development of a green color in leaves or flowers. b. Greenness.

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1824.  R. Fitz-Eustace, Brides of Florence, II. ii.

        The old and gnarled oak, that hath been struck
With heav’n’s blasting bolt, will not e’er again
Burst forth in gay virescence.

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1888.  Cassell’s Encycl. Dict.

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1904.  R. J. Farrer, Garden Asia, 167. The fields, whose wealth of virescence glimmers ghostly.

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