Definition of "verdure"

[…] now he was / The ivy which had hid my princely trunk, / And suck'd my verdure out on't.

1610–1611 (date written), William Shakespeare, “The Tempest”, in Mr. William Shakespeares Comedies, Histories, & Tragedies […] (First Folio), London: […] Isaac Iaggard, and Ed[ward] Blount, published 1623, (please specify the act number in uppercase Roman numerals, and the scene number in lowercase Roman numerals)

The five weeks which she had now passed in Kent had made a great difference in the country, and every day was adding to the verdure of the early trees.

1813 January 27, [Jane Austen], Pride and Prejudice: […], volumes (please specify |volume=I to III), London: […] [George Sidney] for T[homas] Egerton, […]

To her belonged Amber Spring, the water which gave verdure and beauty to the village and made living possible on that wild purple upland waste.

1912 January, Zane Grey, chapter 1, in Riders of the Purple Sage […], New York, N.Y., London: Harper & Brothers Publishers

Through the brazen hours that followed high noon, we crept onwards through a tunnel of glittering verdure.

1952, Norman Lewis, Golden Earth