354 DESCRIPTIVE CATALOGUE 



THOMPSON-, W. P. 4911. On the Origin of the Multiseriate Ray of the 

 Dicotyledons : Ann. Bot., TO!. 25, pp. 1005-1014, pis. Ixxvii. Ixxviii. 



1912. Kay Tracheids in Abies: Bot. Gaz., vol. 53, pp. 331-338, 



pis. xxiv, xxv. Chicago, 1912. 

 THOMSON, R. B., and ALLIX, A. E. 1912. Bo the Abietinese extend to the 



Carboniferous ? : Bot. Gaz., vol. 53, pp. 339-344, pi. xxvi, text- 

 figs. 1-2. Chicago, 1912. 

 TOI-LEY, W. 1875. The Geology of the Weald: Mem. Geol. Surv. 



Pp. xiv, 503, figs. 59. & maps. London, 1875. 

 THAUTSCHOLD, H. 1876. Der Klin'sche Sandstein in Russian cl : Nouv. 



Me"m. Soc. Imp. Nat. Mo^cou, vol. 13, pp. 191-236, pis. xviii-xxii. 

 TUBEUF, C. F, 1892. Beitrag zur Kenntnis der Morphologic, Anatoinie 



nnd Entwickelung des Samenfliigels bei den Abietineen : Inaug. 



Dissert. Miinchen. Pp. 1-57, text-figs. 1-20. Munich, 1892. 



!'K, F. 1845. Synopsis I'lantarmu fossilium. Pp. 330. Leipzig. 



1817. Chloris protogrca. Beitrage zur Flora der Vorwelt. 



Pp. xxii, 149, pis. 1. Leip/iir. 

 1850. Genera et Species Plautarmn fo:$silium. Pp. (527. Vienna. 



1859. Der versteinerte Wald l. t -i Cairo und finite andere Lager 



verkieselten Holzes in Agypteii : Sitzb. k. Akad. \Vis,s. \Vieii, 

 vol. 33, ])p. 209-232, pi. i. " 



VAN TIEGHEM, P. 1869. Anatomic compuree de la fleur femelle et du 



fruit des Cycude'es, des Coni feres et des (Jnrtacees: Ann. Sci. 



Nat,. Bot,, ser. 5, p]>. 2r,i-;j04, pis. xiii-xvi. Paris, 1869. 

 VATEK, II. 1884. Die fosailen Holzer der Phosphoritla^cr dcs IN-rzog- 



thurns Braunschweig: Zeitschr. deutseh. geal. Ges., vol. 36, 



!>]). 783-853, pis. xxvii-xxix. Berlin, 1884. 

 \ i.MN(jv>KY. J. 188"). Die Gymnospennen der bb'hmischen Kreide- 



iorinatidn. Pp. 34, pis. xiii. Prague. 

 1888 B. Die Fame der bohmischen Krtidef ormation : Abhandl. 



k. bohin. Ges. VViss.. ser. 7, vol. 2, pp. 1-32, pis. i-vi. 

 VuitiKi;, K., and FKITEL, P. II. 1912. Sur le Cupressinoxylon deloambr^ 



nov. sp. : Assoc. franc. 1'Avano. Sci. Dijon, li>li, pp. 297-306, 



text-figs, 1-7. Paris, 1912. 



WARD, L. F. 1894 A. Recent Discoveries of Cycadean Trunks in the 



Potomac Formation of Maryland : Bull. Torrey Bot. Club, 



vol. 21, pp. 291-299. Xe\v York. 

 1894 B. Fossil Cycadean Trunks of North America, with a Revision 



of the Genus Cycadeoidea> Buckland : Proc. Biol. Soc. Washington, 



vol. 9, pp. 75-87. 

 1899. The Cretaceous Formation of the Black Hills as indicated 



by the Fossil Plants (with the Collaboration of W. P. JE.NNEY. 



AV. M. FONTAINE, and F. H. KXOWLTUN) : 19th Ann. Rep. U.S. 



Gcol. Surv.. pp. 521-712, pis. Ivii-clxxii. 



