INDEX. 



Abietites Ernestine, Lesqx., p. 33. 



Abies nevadensis, Lesqx., p. 139. 



Acacia septentrionalis, Lesqx., p. 203, pi. xxxix, figs. 15, 15 a. 



Acer a?quidentatum, Lesqx., p. 180. 



Acer arc icura, Heer, p. 233, pi. xlix, figs. 8, 9. 



Acer graeilesccns, Lesqx., p. 234, pi. xlix, fig. (6?) 7. 



A.cer iiulivisura, Lesqx., p. 180, pi. xxxvi, figs. 6, 9. 



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



lix, figs. 1-4. 

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

 Accrites prist inn 3, Xewby., p. 83. 

 Acorns brachystacby. j , Heer, p. 143. 

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

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

 Ailantbns ovata, Lesrjx., p. 254, pi. li, figs. 7, 8. 

 Alnires grandifolius, Newby., p. 3C. 

 Alnites quadrangularis, Lesqx., p. 70. 



Alnus carpinoides, Lesqx., p. 243, pi. 1, fig. 11 ; li, figs. 4, 4 a, 5. 

 Alous corrallina, Lesqx., p. 243, pi. li, figs. 1-3. 

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

 Alnus cor\lifolia, Lesqx., p. 258. 

 Alnus kansaseana, Lesqx., p. 70. 

 Alnus inajquilateralis, Lesqx., p. 151. 

 Alnus Kefersteinii, Goepp., p. 151. 

 Ann lancbier typiea, Lesqx., p. 198, pi. xl, fig. 11. 

 Anipi-lopbyllum attenuatum, Lesqx., p. 68, pi. iii, fig. 2 

 Ampelophyllam ovatuto, Lesqx., p. G9. 

 Ampelopsis tiTtiaria, Lesqx., p. 177. 

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



fig. G. 

 Andromeda affinis, Lesqx., p. CO, pi. ii, fig. 5. 

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

 Andromeda Paiiatorii, Heer, p. GO. 

 Andromeda rboraboiilalis, Lesqx., p. 176. 

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

 Anona crctacoa, Lesqx., p. 77. 

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

 Antbolitbes amoenus, Lesqx.. p. 203, pi. xxxiv, figs. 13-15. 

 Antbolitbes itnprobus, Lesqx., p. 204, pi. xl, fins. 20, 21 

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

 Apocynopbyllum Scudderi, Lesqx., p. 172, pi. xlv a , figs. 1-5. 

 Aralia acerifolia, Lesqx., pp. 232, 265, pi. xlix, f. 5 ; xlv h , fig. 1. 

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

 Aralia disserta, Lesqx., p. 176, pi. xxxv, fig. 1. 

 Aralia fbrmosa, 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. 62. 

 Aralia radiata, Lesqx., p. 64, pi. vii, tigs. 2, 3. 



Aralia Saportanea, Lesqx., p. 61, pi. viii, tius. 1, 2; pi. ix, 



figs. 1,2. 

 Aralia subemarginata, Lesqx., p. 63. 

 Aralia tenuinervis, Lesqx., p. 63, pi. vii, tig. 4. 

 Aralia Towneri, Lesqx., p. 62, pi. vi, fig. 4. 

 Aralia tripartita, Lesqx., p. 82. 

 Aralia Zaddacbi, Heer, p. 265, pi. xlv b , figs. 8, 9. 

 Araucaria spatbulata, Xewby , p. 30. 

 Aristolocbia dentata, Heer, p. 59. 

 Arundo Goepperti I Miinst., p. 141. 

 Anindo reperta. Lesqx., p. 141. 

 Aspidiopbyllum dentatum, Lesqx., p. 88. 

 AspidiopbyUura platanifolium, Lesqx., p. 88, pi. ji, fig. 4. 

 Aspidiopbyllnm triloliatum, Lesqx., p. 87, pi. xii, tig. 1 ; xiii, 



figs 1-5 ; xiv, fig. 1. 

 Asplenium tenerum, Lesqx., p. 221, pi. xlv a , figs. 1, 2. 

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

 Betula alaskana, Lesqx., p. 258. 

 Betula beatriciana, Lesqx., p. 36. 

 Betula elliptica, Sap., p 242, pi. li, fig. 6. 

 Betula Florissanti, Lesqx., p. 150, pi. xxvii, fig. 11. 

 Betubi parce-di-ntata, Lesqx., p. 242, pi. 1, fig. 12. 

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

 Betuhtes denticulatus, Heer, p. 36. 

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

 Callicoma microphylla, Ett , p 146. 

 Carpinus Pttenuata, Lesqx., p 162 pi. vxvii, fig. 10. 

 Carpiuus fYaterna, Lesqx., p. 152. p». v xrii, tigs. 12-14. 

 Carpinus giandis, Ung , pp. 152, 259. 

 Carpites geimnaceus, Lesqx., p. 204, pi. xl, tig. 19. 

 Carpites liriophylli ? Lesqx., p. 77, pi. xi, tig. 5. 

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

 Carpolitbes, species? p. 91. 

 Carya antiquorum, Xewby., p. 230. 

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

 Carya Briicknianni? Heir, p. 191, pi. xxxix, fig. 6. 

 Carya costata, Ung , p. 190. 



Carya rustrata (Goepp.), Scbimp.,p 191, pi. xxxix, tig. 4. 

 Cassia Fiscbcri, Heer, p. 202. 

 Castanea atavia, Ung , p 247, pi. Iii. ri:: 2. 

 Castanea Ungi-i i, Heer, p. 24G, pi. Iii, figs. 1, 3-7. 

 Castanea intermedia, Lesqx., p. 15G. 

 Caudex (eaulinites) splnosns, Lesqx., p. 91. 

 Celastriiiites elegans, Lesqx., p. 185, pi. xxxi, figs. 9, 10. 

 Celastropbyllum ensifolium, Lesqx., p. 84. 

 Celastrus fr.ixiuifolius, Lesqx., p. 1£4, pi. xxxiii, 'iiis. 2-4 ; xl, 



fig- Hi. 

 Celastrus Greitbianus, Heer, p. 184. 

 Celastrus Lacoei, Lesqx., p. 184. 



'279 



