. Maryland geological survey. MONOCOTYLEDONS. i PLATE LXXXI. PAGE Figs. 1-le. PopuLus potomacensis Ward 458 1-lc. Mt. Vernon, Virginia (after Ward). Id, le. WTiite House Bluff, Virginia (after Ward). Fig. 2. PopuLOPHYLLUM MiNUTUM Ward 460 Near Wellhams, Maryland, Figs. 3-6. PopuLOPHYiXTJM EENiroEME Fontaine 461 Aquia Creek Cut of R. F. & P. R. R., Virginia. 580 MARYLAND GEOLOGICAL SURVEY. LOWER CRETACEOUS, PLATE LXXXI.

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Keywords: ., bookcentury1900, bookdecade1900, booksubjectpaleont, bookyear1901