INDEX. 



[Genera and all higher groups are printed In shall capitals ; synonyms, in italics. Heavy-faced figures refer to pages < 

 which descriptions are given, or to pages on which the species appear in their proper 83'stematic position.] 



Page. 



Alismace.e 37 



Alismacites 37 



dakotensis Lesq., PI. n. Fig. 10 37 



lancifolius Sap 38 



AU6ME^ 37 



Alnites 59 



grandifolius Newb 59,214 



pseudincana Gopp 54 



quadrangularis Lesq 139 



Alnus eorallioa Lesq 234 



incuDaWilld 234 



kansa^eana Lesq 139 



ABIETINK.E 32 



Abietites cnrvifoliua Dnnk 32 



Ernestinse Lesq 36 



Acer antiquum Ett 157.250 



decipiens Heer 157,250 



indivisum Web 157 



pseudocainpestre Ung 157 



pseudomonspessulanum Ting 157 



vltifolium Ludwig 167 



ACERACK.G 15C 



ACERITES 156 



multiformis Lesq., PI. XXXIV, Figs. 1-9.. 156, 232, 250 



Alnus Kefersteinii 234 



maritima Nutt 234 



protogiea Heer 234 



Ampelidaceje .' 159 



Ampelide.£ 159 



Ampelophyllum 164 



attenuatum Lesq 164 



ovatum Lesq 165 



Ampelopsis quinquefolia Leaq 246 



tertiaria Lesq 246 



Anacaediace.k 154 



Akacardites 156 



antiquus Lesq., Pl.LVII, Fig 1 156 



Anaphrenium longifolium Bernh 156 



Androjiede.'E 115 



Andromeda 116 



affinis Lesq., PI. XXXIU. Fig. 11 117, 1 1 8 



linifolia LesM.,Pl. LII, Fig.S 118 



cretacea Lesq., PI. XVII, Figs. 17, 18; PI. XXIV. 



Fig. 5 11» 



Parlatorii Heer, PI. XIX, Fig. I; PI. Lll, 



Fig.6 115 



Parlatorii Heer, var. longifolia Lesq., Pl.LXIV, 



Fig. 19 116 



Page. 

 AxDKo.MEDA — Continued. 



Pfaffiana Heer, PI. XVIII, Figs. 7, 8 ; PI. LII, 



Fig.7 116, 117 



protogieaUng 117,118 



revolutaAIBr 119 



subprotog^a Sap 119 



Snowii Lesq., PI. XVII, Fig. 16 117 



tenuiuervis Lesq., PI. XXXVHI, Fig. 7 116 



vaccinifolia Ung 118 



Wardiana Lesq., PL LXIV, Fig. 17 119 



Anisophtllum , 195 



aemialatum Lesq 195 



ANONA 198 



cretacea Lesq 198 



ANONACE.E. 198 



A PEIliE.E 180 



A PEIBOPSIS ; 180 



cyclophylla Lesq., PI. XXV, Fig. 6 1 SO, 249 



Thomseniana Heer 180,249 



Apoctnophtllum 109 



sordidum Lesq., PI. LXIV, Fig. 11 109 



Apios tuberosa L 147 



arace^ 38 



Arali ACE^ 127 



Aralia 131 



angustiloba Lesq 133, 244 



berberidifolia Lesq., PI. XVI, Fig. H 135 



decurrens Velen 244 



forraosa Heer — 131 



grcenlandica Heer, PI. LIV, Figs. 1-3 134, 135,185 



Jorgenseni Ung 133, 244 



Looziana Sap 244 



Masoni Lesq., PI. XV, Fig. 4 133 



uotata Lesq 245 



papyrifera 245 



quinquepartita Lesq 1 36 



radiata Lesq 136 



Saportanea Lesq 131, 244 



Saportanea Lesq., var. deformata Lesq., PI. 



XXIII, Fig.s. 1,2 131 



subemarginata Lesq., Pi. XV, Fig.S 133 



tenuiuervis Lesq 136, 244 



Towueri Le.sq., PI. XXIII, Figs. 3, 4; PI. XXXI, 



Fig.l 132 



Tschulymensis Heer 13-' 



Wellingtoniana Lesq., PI. XXI, Fig. 1; PI. 



XXII, Figs. 2,3 131 



Whitneyi Lesq 244 



391 



