INDEX. 



Abictites Emcstinic, Lpsqx., p. 33. 



Ahies ncvadensis. Le8qx.,p. 139. 



Acacia septentrionalU, Lesqx., p. 203, pi. xxxix, figfl. 15, 15 a, 



Acer a^qniilcntaturn, Lesqx., p. 180. 



Acer arc icum, Heer, p. 233, pi. xlix, fiss- 8, 9. 



Acer •iracilesccns. Lesqx., p. 234. pi. xlix, 11^. (G ?) 7. 



Acer indivisaiu, Lesqx., p. 160, pi. sxivi, figs. C, 9. 



Acer trilobatum,var.productuTn, Heer (Al. Br.?), p. 253, pi. 



lix, flgs. 1-4. 

 Acer, species, p. 181, pi. xxxvi, ilgs. 7, 8. 

 Acerites pristinns, Xcwby., p. 83, 

 Acorus brachystachys, Ilcer, p. 143. 

 AdiaDtitos gracillimus, Lesqx., p. 137. pi. xxi, fig. 8. 

 Ailantbus longepetiolata, Lesqx., p. 197, pi. xl, figs. 6, 7. 

 Ailantbiis ovata, Les.]X., p. 251, jil. li, figs. 7,8. 

 Alnire.^ graiuliibliuH, Ncwby., p. 3G. 

 Alnites quadrangularis. Lesqx., p. 70. 



AInus carpinoidos, Lesqx., p. 243. pi. 1, fig. 11 ; li, figs. 4, 4 a, 5. 

 Alnus corralliua, Lesqx., p. 243, pi. li, figs. 1-3. 

 Alnus cordata, Lesqx., p. 151 ; flowers, pi. xxxix, f. 3. 

 Alnus corylifolia, Lesqx., p. 258. 

 Alnus kansaseana, Lesqx., p. 70. 

 Alnus iurequilateralis, Lesqx., p. 151. 

 Alnus Kefersteinii, Goepp., p. 151. 

 Aratlancliior typica. Lesqx., p. 198, pi. xl, fig. 11. 

 Ampclopliylluni attenuatiim. Lesqx., p. CR, pi. lii, fig. 2 

 Anipelopbvllum ovatum, Lesqx., p. G9. 

 Anipeliipsis tertiaria, Lesqx., p. 177. 

 Aniygdalns gracilis, Lesqx, p. 199, pi. xl, figs. 12-15; xliv, 



fig. G. 

 Andromeda aflinis, Lesqx.. p. GO, pi. ii, fig. 5. 

 Andromeda delicatula, Lesqx., p. 175. pi. xxxiv, figs. 10, 11. 

 Andromeda P.trlatorii, Heer, p. GO. 

 Andromeda rhomboidalis, Lesqx., p. 176. 

 Anisopbyllum semi-alatura, Lesqx., p. 91. 

 Anona cretacea, Lesqx., p. 77. 

 Anona robasta, Lesqx., p. 124, pi. xx, fig. 4. 

 Antbulitbcs aracenus, Lesqx.. p. 203, pi. xxxiv, figs. 13-15. 

 Autbolitbes impvobua, Lesqx., p. 204, pi. xl, figs. 20, 21 

 Antbolitbes obtusilobus, Lesqx., p. 203, pi. xxxii, fig. 20. 

 Apocynopbyllura Studderi, Lesqx., p. 172, pi. xlv, figs. 1-5. 

 Aralia aceriiblia, Lesqx., pp. 232, 2G5, pi. xlix, f. 5 ; xlv^ fig. 1. 

 Aralia conoreta, Lesqx., p. 64, pi. ix, figs. 3-5. 

 Aralia dissceta, Lesqx., p. 17G, pi. xxxv, fig. 1. 

 Aralia formosa, Heer, p. 60, pi. xi, figs. 3, 4. 

 Aralia notata, Lesqx., p. 232. 

 Aralia pungens, Lesqx., p. 123, pi. xix, figs. 3, 4. 

 Aralia quinquepartita, Lesqx., p. G2. 

 Arali.i radiata, Lesqx., p. G4, pi. vii, Hgs. 2, 3. 



Aralia SaportaDea, Lesqx., p. 61, pi. viii, figs. 1, 2; pi. Ix, 



figs. 1,2. 

 Aralia snbemarginata, Lesqx., p. C3. 

 Aralia tenuincrvis, Lesqx., p. 6.1, pi. vii, fig. 4. 

 Aralia Towneri, Lesqx., p. G2, pi. TJ, fig. 4. 

 Aralia tripartita, Lesqx., p. 82. 

 Aralia Zadd.ichi, Heer, p. 265, pi. xlv**, figs. 8, U. 

 Araucaria spalbulata, Kowby , p. 30. 

 Aristolocbia dentata, Uecr, p. 59. 

 Arundo Goepperti ? Miinst.,p. 141. 

 Arundn reperta. Lesqx., p. 141. 

 Asp.diopbylluia deutatum, Lesqx., p. 88. 

 Aapidiopbyllum pi atani folium, Lesqx., p. 88, pi. ii, lig. 4. 

 Aspidiopbylliim trilobatum, Lesqx., p. 87, pi. xii, fig. 1 ; xiii, 



figs 1-5 ; xiv, fig. I, 

 Asplenium touerum, Lesqx., p. 221, pi. xlv", figs. 1, 2. 

 Banksites lineatns, Lesqx., p. 165. pi. xxxii, fig. 21. 

 Belula alaskaua, Lesqx., p. 258. 

 Betula beatriciana, Lesqx., p. 36. 

 Betula flliptica. Sap., p 242, pLli, fig. 6. 

 Betula Florissant!, Lesqx., p. 150, pi. xxvii, fig. 11. 

 Betula parce-dentata, Lesqx., p. 242, pi. 1, fig. 12. 

 Betula truncata, Lesqx , p. 150, pi. xxviii, figs. 7, 8. 

 Betulifes denliculatos, Heer, p. 36. 

 Bumelia Flonssanti, Lesqx., p. 174, pi. xxxiv, figs. 4, 5. 

 Callicoma microphyUa, Ett , p 146. 

 Carpinus ."^ttonuat.x, Lesqx., p. Ii2 pi. sxvU, fig. 10. 

 Carpiniis fraterna, Lesqx., p. 152, \u. s irvii, figs, 12-14. 

 CarpiDUS giandis, Ung , pp. 152, 259. 

 Carpites gcmuiaceiis, Lesqx., p. 201, pi. xl. fig. 19. 

 Carpites linopb>Ui? Lesqx., p. 77, pL xi, tig. 5. 

 Carpites miliuidea, Lesqx., p. 204, pi. xl, fig. 18. 

 Carpolitbes, species? p. 91. 

 Carya autiquorum, Newby., p. 236. 

 Carya Bilinica, Ung., p. 191, pL xxxix, figs. 1, 2, 13. 

 Carya Brnckniauui i Heir, p. 191, pi. xxxix, fig. 6. 

 Carya costata, Ung., p. 190. 



Carya rostrata (Goepp.), Scbimp.,p. 191, pi. xxxix, fig. 4. 

 Cassia Fischeri, Heer, p. 202. 

 Castanea atavia, Ung., p. 247, pi. lii, fig. 2. 

 Castanea tTngeri, Ueer, p. 246, pi. lii, figs. 1, 3-7. 

 Castanea intermedia, Lesqx , p. 156. 

 Caudex ^caulinitcs) spinosus, Lc3qx.,p. 91. 

 Cclastriuitcs elegans, Lesqx., p. 185, pL xxxi, figs. 9, 10. 

 Celastrophyllum ensifolium, Lesqx., p. 84, 

 Celastriis fr.ixiuiiolius, Lesqx.,p. 184, pi. xxxiii. (igs. 2-4; xl. 



fig. 10. 

 'Celastru.s Greiibianus, Ueer, p. 184. 

 Celastrns Lacnci, Loj^qx-.p. 184. 



279 



