294 BULLETIN 53, UNITED STATES NATIONAL MUSEUM. 



3764. Rhus frigida Knowlton. Type. 



Eocene (Tert.). Herendeen Bay, Alaska. 



Knowlton, Proc. U. S. Nat. Mus., XVII, 1894, p. 227, pi. 9, fig. 6. 



1890 Rhus hillias Uesquereux. Types, 



to Green River (Tert.). Florissant, Colorado. 



1892. Lesquereux, Rept. U. S. Geol. Surv. Terr., VIII, Pt. Ill, 1883, 



p. 194, pi. 41, figs. 12, 14, 15. 



530. Rhus membranacea L,esquereux. Types. 



531, Montana (Cret.). Point of Rocks, Wyoming. 



Lesquereux, Rept. U. S. Geol. Surv. Terr., VII, Pt. II, 1878, p. 292, 

 pi. 64, figs. 6, 7. 



7587. Rhus mixta Eesquereux. Illustrated specimens. 



7587a. Miocene (Tert.). Comstock, Douglas County, Oregon. 



75 88 - Knowlton, Twentieth Ann. Rept. U. S. Geol. Surv., Pt. Ill, 1900, 



7588a. p. 49, pi. 3, figs. 2, 3; pi. 6, figs. 2, 3. 



560. Rhus ? nervosa Newberry. Types. 



561. Fort Union (Tert.). Fort Union, North Dakota. 



Newberry, Ann. Lye. Nat. Hist. N. Y., IX, 1868, p. 53; U. S. Geol. 

 Surv. Terr., Ills. Cret. and Tert. Plants, 1878, pi. 16, figs. 3, 5; 

 Mon. XXXV, U. S. Geol. Surv., 1898, p. 114, pi. 33, figs. 3, 5. 



7677. Rhus ? nevadensis Knowlton. Type. 



Esmeralda (Neocene). 4.5 kilometers northeast of Emi- 

 grant Peak, Esmeralda County, Nevada. 



Knowlton, Twenty-first Ann. Rept. U. S. Geol. Surv., Pt. II, 1900, 

 p. 218, pi. 30, fig. 15. 



7637. Rhus payettensis Knowlton. Types. 



831 1. Payette, Miocene (Tert.). Two miles southeast of Marsh, 



Boise County, Idaho. 



Knowlton, Eighteenth Ann. Rept. U. S. Geol. Surv., Pt. Ill, 1898, 

 p. 733, pi. 101, figs. 6, 7. 



2691. Rhus powelliana L,esquereux. Type. 



Dakota (Cret.). Near Fort Harker, Kansas. 



Lesquereux, Mon. XVII, U. S. Geol. Surv., 1891, p. 155, pi. 56, 

 figs. 4, 5. 



481. Rhus pseudo-meriani Eesquereux. Type. 



L,aramie (Cret.). Black Buttes, Wyoming. 



Lesquereux, Rept. U. S. Geol. Surv. Terr., VII, Pt. II, 1878, p. 293, 

 pi. 58, fig. 11. 



= Quercus doljensis. 



358 Rhus rosasfolia Eesquereux. Types, 



to Green River (Tert.). Florissant, Colorado. 



360. Lesquereux, Rept. U. S. Geol. Surv. Terr., VII, Pt. II, 1878, p. 293, 



pi. 42, figs. 7-9. 



See Weinmannia rossefolia. 



1882. Rhus subrhomboidalis L,esquereux. Types. 



1883. Green River (Tert.). Florissant, Colorado. 



Lesquereux, Rept. U. S. Geol. Surv. Terr., VIII, Pt. Ill, 1883, p. 195, 

 pi. 41, figs. 16, 17. 



