260 INDEX. 
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SAYICACHAS: «0.2 e'snaeseuconecsceme's aide pv eeate-seae U5) || RHALLOBRYT As aaeacaenasaeacecaes neneeneeees 
SALIX. ..~------0s SHRI Soe Ace eS erie cCeS ance Fostece 66 ‘THINNFELDIA 59 
COMERS 6:05 pce cae ame wleleisaie's we cicin a nieiw = me sa sinm s nvite 66 | _ Lesquereuxiana Heer, Pl. XI, fis. 1-17. 59 
denticulatd NOW s-0.-2--5-c--snenoneeneeee see a 68 | Thuites crassus Lx....-...-.--- e 51 
VENUS Ro Shas acne meoes enon ana TooecscaurGscase a 68 Hoheneggeri Ett.. 58 
inequalis Newb., Pl. XVI, figa, 1,4, 6; Pl. xv Il, 1) SURO a oe ete Sec eter one ethno 53 
Bi po eee ea eee ee 67 —__cretacea (Heer) Newb., Pl. X, fig dla 53 
membranacea Newb., Pl. XXIX, fig. 12.----.--- OS) Sa NES eee eee ee od 
Newberryana Hollick, Pl. XIV, figs. 2-7.. 6s Meriani Heer, Pl. X, fig. 5. - 54. 
protevfolia Lx -----..----.2--..,---- : 66 | Tirtack# ........ se aeenceereR scenes 109 
Ripon cee Geese koe cere 68) )) Dilizeph yim sea sen eee eae 109 
sp.? Newb., Pl. XLII, figs. 6-8 ete ete setae 6s dubium Newb., Pl. XV, fig. 5... - 109 
Sapotacesw..... neohicits=-Reesasccopangsserosyas A555 128) | URTOATNOIRHG eames see eee eee 132)" 
SapOtiGites= =. eecew~ ieee ee ren a i enw nln 123 papyraceus Newb., Pl. XLVI, figs. 30-38... 132 
obcordatus Heer-....-.-----..----------- 123") MERICARPEDLITES fone -n eee seesaw cise 132 
retusus Heer, Pl. LITT, figs. 5, 6 123 striatus Newb., Pl. XLVI, figs. 9-13. A132 
VAC tS Walt Stee oe ye etone soscsec Benaaee aeeae Speers Vf 1) PPI IN oF. Ea see orecereestt recs 69 
acutilobum Lx., Pl. XXV, figs. 1-10; Pl. XXVI, SEIN OU mene eestioscnan ss scot cabercta 125 
G85 2 One eee aa ania net mat etinate Seater S87 integrifolium Newb., Pl. XLT, fig. 1... 125 
lOPELACe MM N Gy Dantes = ae aa nettle aaa ele 88 Jantanoides ons ae eee a aeeteeee 125 
hastatum Newb., Pl. XXVIT, figs. 46; Pl. WUDDRINGTONIVES. <2 =~ a ee oa oe ene 57 
SERVNDE Rost els ela Ny, a oo nmem nian Ss, Reichii (Ett.) Heer, Pl. VIII, figs. 1-5 -...-.-.--- 51,57 
progenitor Newb., Pl. XX VII, figs. 1-3. ‘ | subtilis Heer, Pl. X, figs. 2-4 57 
Re ae RUA) AG) He aceanecosooce BE asecneeraciare | Williamsonia Blantordi Feistin .....-----.--------. 127 
SIA) Pssst eee or Mba een pono tees sot oac one sag CL ALACRA WEL OOI aaa an eee ee eae ate shtereee 128 
gracillima (Lx.) Newb., Pl. IX, figs. 1-3 50 (ACECY OP te eae eer ee mic opine onaeacaeceera aha 137 
heterophylla Vel., Pl. VI, figs. 1-13.............. 49 Meckerib yay IN Gilets ine ele ie me eal 127i 
MACHOL DUS ELGOM se - moeoe eee aie eee teal eae elon 50 Smockii Newb., Pl. XXXVI, figs. 1-8.-.-.--.--. 127 
Reichenbachi (Gein.) Heer. Pl. 1X _ fig 19 Ad virginiensis Font 127 
Staminate aments .....--...--- Sate s 134 | Zamites angustifolius EichW........-e----eeee eee eee 4g) = . 
Table of dintriaonse ee te sasce meseas 135 
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