kxowlton.] TERTIARY PLANTS OF NORTH AMERICA. 115 
G-rewiopsis viburnifolia Ward. Bull. U. S. Geol. Surv., no. 37, p.»89, 
pi. xl, f. 2, 1887; Hollick, Bull. Torr. Bot. Club, vol. xxi, p. 59, pi. 174, 
f. 8, 1894. 
Fort Union group: Burns's Bauche, Montana. 
Cretaceous: Lloyds Neck, Long island. 
G-rewiopsis Walcotti Lx. Proc. U. S. Nat. Mus., vol. x, p. 45, pi. iv, 
f. 3, 4, 1887. 
: Upper Kanab Valley, Utah. 
GYMNOGRAMMA Desv. Berl. Mag. V., p. 304, 1811. 
Gymnogramma Gardneri Lx. Tert. FL, p. 58, pi. iv, f. 2, 1878. 
Pteris Gardneri Lx. Ann. Rept. U. S. Geol. and Geogr. Surv. Terr., p. 393, 
1873 [1874]. 
Laramie group? : Sand Creek, Colorado. 
Gymnogramma Haydenii Lx. Ann. Bept. U. S. Geol. and Geogr. 
Surv. Terr., p. 295, 1871 [1872]; Tert. FL, p. 59, pi. v, f. 1-3, 1878. 
Laramie group?: Yellowstone National Park, Wyoming. 
Gymnospermous fruits Font. Potomac FL, p. 262, 1889. 
HALYMENITES Sternberg. Versuch., vol. ii, Fasc. v and vi, p. 29, 
1833. 
Halymenites major Lx. Ann. Bept. U. S. Geol. and Geogr. Surv. 
Terr., p. 373, 1872 [1873]; Tert. FL, p. 38, pi. i, f. 7, 8, 1878. 
Halymenites minor F. O. Ann. Rept., op. cit., p. 373, 1872 [1873] ; Tert. FL, 
p. 39, pi. i, f. 9, 1878. 
Widely distributed from the Montana formation to the Eocene. 
Halymenite minor F. O. Lx.= Halymenites major Lx. 
Halymenites striatus Lx. Ann. Bept. U. S. Geol. and Geogr. Surv. 
Terr., p. 373, 1872 [1873]; Tert. FL, p. 37, pi. i, f. 0, 1878. 
Laramie group : Baton Mountains, New Mexico. 
HAMAMELITES Saporta. Etudes, II: Ann. d. Sci. Nat., 5th ser., 
Bot., vol. iii, p. 47 [43], 1865. 
Hamamelites? cordatus Lx. Cret. and Tert. FL, p. 71, pi. iv, f. 3, 
1883. 
Dakota group : Fort Harker, Kansas. 
Hamamelites fothergilloides Sap. Etudes, II: Ann. Sci. Nat., Bot., 
5th ser., vol. iii, p. 47, 1865; Ward, Bull. U. S. Geol. Surv., no. 37, p. 
64, pi. xxix, f. 1, 1887. 
Fort Uniou group : Seven-Mile Creek, Montana. 
Hamamelites kausaseana Lx.=Quercus kanseana. 
Hamamelites quadrangularis Lx. Ann. Bept. U. S. Geol. and Geogr. 
Surv. Terr., p. 355, 1874 [1876] ; Cret. and Tert., FL, p. 70, 1883. 
Alnites quadrangularis Lx. Cret. Fl., p. 62, pi. iv, f. 1, 1874. 
Populites quadrangularis Lx. Am. Journ. Sci., vol. xlvi, p. 94, 1868. 
Dakota group: Kansas? 
Hamamelites quercifolius Lx. Cret. and Tert. FL, p. 71, 1883. 
Dakota group : Kansas. 
