Graphephorum wolfii (Vasey) Coult. [ Trisetum wolfii Vasey]
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Graphephorum wolfii (Vasey) Coult. [ Trisetum wolfii Vasey] [Gramineae]
J.T. Rothrock, Rep. U.S. Geogr. Surv., Wheeler: t. 27 (1878) [W.H. Seaman]