KNowLTONl TERTIARY PLANTS OF NORTH AMERICA. 117 
Hedera primordialis Sap. Le Monde des PI., p. 200, f. 29, 1879; 
Newby., Fl. Amboy Clays, p. 113, pi. xix, f. 1, 9; xxxvii, f. 1-7, 1895 
[1896]. 
Amboy clay : Woodbridge, New Jersey. 
Hedera Schimperi Lx. Bull. U. S. Geol. and Geogr. Surv. Terr., vol. 
i, p. 395, 1875 [1876]; Ann. Kept. U. S. Geol. and Geogr. Surv. Terr., 
p. 351, pi. vii, f. 5, 1874 [1876]; Cret. and Tert. FL, p. 65, pi. iv, f. 7, 
1883. 
Dakota group : Fort Harker, Kansas. 
HEDER-ffiPHYLLUM Fontaine. Potomac FL, p. 323, 1889. 
Hederaephyllum angulatum Font. Potomac FL, p. 324, pi. clxii, f. 1, 
1889. 
Potomac formation : Near Brooke, Virginia. 
Hederaephyllum crenulatum Font. Potomac FL, p. 324, pi. clxii, f. 
3, 1889. 
Potomac formation : Near Brooke, Virginia. 
Hemitelites Torelli Heer. Fl. Foss. Arct., vol. ii, abt. iv, p. 462, 
1869; Lx., Ann. Eept. U. S. Geol. and Geogr. Surv. Terr. 1871, 
suppl., p. 5, 1871 [1872]. [This specimen was not afterwards referred 
to by Lesquereux.] 
Eocene?: Green Eiver, Wyoming. 
Hemitelites Torelli Heer=Osmunda Doroschkiana. 
HICORIA Eafinesque. Med. Rep. (II), vol. 5, p. 352, 1808. 
Hicoria antiquorum (Kewby.) n. comb. 
Carya antiquorum Newby. Later Extinct Floras, p. 72, 1868; Lx., Tert. 
FL, p. 289, pi. lvii, f. 1-5; pi. lviii, f. 2, 1878. 
Fort Union group : Yellowstone Valley, Montana. 
Denver group ? : Carbon and Evanston, Wyoming;? Cross Lake, 
Louisiana. 
Upper Laramie group?: Porcupine Creek and Rocky Mountain 
House, Northwest Territory. 
Hicoria Bruckmanni (Heer) n. comb. 
Carya Bruckmanni? Heer. Fl. Tert. Helv., vol. iii, p. 93, pi. cxxvii, f. 52, 
1859; Lx., Cret. and Tert. Fl., p. 191, pi. xxxix, f. 6, 1883. 
Green River group: Florissant, Colorado. 
Hicoria elaenoides (Ung.) n. comb. 
Carya elaenoides (Ung.) Heer. Fl. Tert. Helv., vol. iii, p. 92, pi. cxxxi, f. 
1-4, 1859; Lx., Proc. U. S. Nat. Mus., vol. xi, p. 18, 1888. 
Miocene: John Day Valley, Oregon. 
Hicoria juglandiformis (Sternb.) n. comb. 
Carya bilinica (Ung.) Ett. Abhandl. k. k. geol. Reichs., vol. i, p. 12, pi. ii, f. 
17, 1852 ; Lesquereux, Cret. and Tert. FL, p. 191, pi. xxxix, f. 1, 2, 13, 1883. 
Juglans bilinica Ung. Gen. et Sp. PL Foss., p. 469, 1850. 
Phyllites juglandiformis Sternb. Vers. 4. Index, Ic., pi. xxxv, f. 1, 1825. 
Green River group : Florissant, Colorado. 
Miocene : Spanish Peak and Shasta County, California. 
