616 LIST OP WORKS 



Kutorga, S. (44) Zweiter Beitrag zur Palaeontologie Russlands. Ibid. p. 62. 

 Land, W. J. G. (04) Spermatogenesis and Oogenesis in ^^^edrain/wrca. 



Bot. Oaz. vol. xxxvni. p. 1. 

 Lang, W. H. (97) Studies in the Development and Morphology of 



Cycadean sporangia. I. The microsporangia of Stangeria para- 



doxa. Ann. Bot. vol. XI. p. 421. 



(00) Studies in the Development and Morphology of Cycadean 



sporangia. II. The ovule of Stangeria paradoxa. Ibid. vol. xiv. 

 p. 281. 



Lange, T. (90) Beitrage zur Kenntniss der Flora des Aachener Sandes. 



Zeitsch. Deuisch. geol. Oes. Bd. XLn. p. 658. 

 Laurent, L. (12) Flore fossile des Sohistes de Manat (Puy-de-D6me). 



Ann. Mus. d'hist. nat. Marseille (Oeol.), tome xiv. p. 3. 

 Lawson, A. A. (04) The gametophytes, fertilization, and embryo of 



Oryptomeria japonica. Ann. Bot. vol. xvm. p. 417. 



(09) The gametophytes and embryo of Pseibdotsw/a Douglasii. 



Ibid. vol. xxin. p. 163. 



(10) The gametophytes and embryo of Sciadopitys vertdcillata. 



Ibid. vol. XXIV. p. 403. 



Lebour, Gr. A. (77) Illustrations of Fossil Plants ; being an autotype 



reproduction of selected drawings. London. 

 LesOLUereuz, L. (74) Contributions to the Fossil Flora of the Western 



Territories. Pt. I. The Cretaceous Flora. Rep. U. iS. Gecl. Surv. 



Territ. vol. vi. 



(78) On the Cordaites and their related generic divisions, in the 



Carboniferous formation of the United States. Proc. Amer. Phil. 

 Soc. (Philadelphia), vol. xvn. p. 31-5. 



(83) Contributions to the Fossil Flora of the Western Territories. 



Pt. iii. The Cretaceous and Tertiary Floras. U. S. Oeol. Surv. 

 Territ. vol. m. 



(91) The Flora of the Dakota group. Monographs U. S. Geol. 



Surv. vol. xvn. 



Leuthardt, F. (03) Die Keuper Flora von Neuewelt bei Basel. Abh. 



Schweiz. palaeont. Oes. Bd. xxx. p. 1. 

 Lignier, 0. (92) La nervation taeniopt^rid^e de folioles de Cycas et le 



tissu de transfusion. Bull. soc. Linn. Normandie [4], vol. VI. fasc. 1. 



(94) La nervation des Cycad^es est dichotomique. Assoc. Franf. 



pour I'avancement de sci. {Caen}. 



(94^) Veg^taux Fossiles de Normandie. Structure et affinit^s du 



Bennettites Morierei S. and M. sp. Mem. soc. Linn. Normand. 

 tome xvm. p. 1. 



(95) Vf^getaux fossiles de Normandie. II. Contributions a la 



flore liassique de Ste Honorine-la-GuiUaume (Orne). Ibid. vol. xvm. 



(01) Ibid. III. Etude anatomique du Cycadeoidea micromyda 



Mor. Ibid. vol. xx. p. 331. 



— — (03) Le fruit du Williamsonid gigas Carr. Mem. soc. Linn. 

 Normand. vol. xxi. p. 19. 



