n. 1. Timber in standing trees, -- often sold without the land at a fixed price per tree or per stump, the stumps being counted when the land is cleared. [ Local, U.S. ] [ 1913 Webster ]

Only trees above a certain size are allowed to be cut by loggers buying stumpage from the owners of land. C. S. Sargent. [ 1913 Webster ]

2. A tax on the amount of timber cut, regulated by the price of lumber. [ Local, U.S. ] The Nation. [ 1913 Webster ]