458 GYMNOSPERMS 



253. HiRASE, S., fitudes sur la fecondation et rembryogenie du Ginkgo biloba. 

 Jour. CoU. Sci. Imp. Univ. Tokyo 8:307-22. pis. 31, 32. 1895. 



254. , (Announcement of the spermatozoid of Ginkgo). Bot. Mag. To- 

 kyo 10:171, 172. May 1896. (Japanese.) 



255. , (Preliminary report on the spermatozoid of Ginkgo). Bot. Mag. 



Tokyo 10:325-28. Oct. 1896. (Japanese.) 



256. , fitudes sur la fecondation et I'embryogenie du Ginkgo biloba. 



Jour. Coll. Sci. Imp. Univ. Tokyo 12:103-49. pls. 7-g. 1898. 



257. , Nouvelles recherches sur la fecondation et I'embryogenie du 



Ginkgo biloba. Bot. Mag. Tokyo 32:139-43. 1918. 



258. HoFMEiSTER, W., Embryobildung der Phanerogamen. Jahrb. W. Bot. i: 

 82-188. pis. 7-10. 1858. 



259. , On the germination, development, and fructification of the higher 



Cryptogamia. English Translation. London. 1863. 



260. , Lehre der Ptlanzenzelle. 1867. 



261. HoLDEN, Ruth, Ray tracheidsin the Coniferales. Bot. Gazette 55: 56-66. 

 pis. I, 2. 1913. 



262. , Some fossil plants from eastern Canada. Ann. Botany 27: 243-55. 



pis. 22, 23. 1913. 



263. , Cretaceous Pityoxyla from ClifTord, N.J. Proc. Amer. Acad. 48: 



609-23. pis. 4. 1913. 



264. , Contributions to the anatomy of Mesozoic conifers. I. Jurassic 



coniferous woods from Yorkshire. Ann. Botany 27:533-45. pis. jg, 40. 



1913- 



265. , On the relation between Cycadites and Pseudocycas. New Phytol. 



13:334-40. pis. 3. 1914- 



266. , Contributions to the anatomy of Mesozoic conifers. II. Creta- 

 ceous lignites from ClifTord, N.J. Bot. Gazette 58:168-77. pis. 12-13. 

 1914. 



267. , A Jurassic wood from Scotland. New Phytol. 14:205-9. pi. 3. 



1915- 



268. , On the cuticles of some Indian conifers. Bot. Gazette 60: 215-27. 



pi. II. 1915. 



269. HoLLiCK, A., Cycads, living and extinct. Jour. N.Y. Bot. Gard. 24:135- 

 40. 1926. 



270. HoLLiCK, A., and Jeffrey, E. C, AfTmities of certain cretaceous plant re- 

 mains commonly referred to the genera Dammara and Bracliyp/iylliim. 

 Amer. Nat. 40:189-215. pis. 1-3. 1906. 



271. , Studies of cretaceous coniferous remains from Kreischerville, 



New York. Mem. N.Y. Bot. Garden 3:1-138. pis. i-zg. 1909. 



272. Hooker, J. D., On Welwilschia, a new genus of Gnetaceae. Trans. Linn. 

 Soc. London 24:1-48. pis. 1-4. 1863. 



273. Hutchinson, A. H., The male gametoi)hytc of A hies. Bot. Gazette 57: 



148-52. figs. /i. I0I4- 



