INDEX OF LITERATURE 769 



Morphology and Ecology of the Flower. ( 3 ) PAYER. Organogenic de la fleur, 

 1857; BAILLON, Histoire des plantes, vols. i.-xiii. 1867-94; EICHLER, Bliitendia- 

 grarame, 2 vols. Leipzig, 1875 and 1878 ; A. ENGLER and PRANTL, Natiirl. Pflanzen- 

 familien, vols. ii.-iv. from 1889; id. Das Pflanzenreich from 1900; BERG and 

 SCHMIDT, Atlas der offizinellen Pflanzen, 1863, and the second edition by A. MEYER 

 and SCHUMANN, 1891-1902 ; further, the literature given under ( J ). ( 4 ) CHR. K. 

 SPRENGEL, Das entdeckte Geheimnis der Natur, 1793 (OSTWALDS Klassiker, Nos. 

 48-51) ; CH. DARWIN, Ges. Werke, Ubersetzung von CARUS, 1877, vols. ix. and x.; 

 KNUTH, Handbuch der Bliitenbiologie, 1898 ; 0. KIRCHNEI:, Blumen und Insekten, 

 Leipzig, 1911 ; G. TISCHLER, Das Heterostylie-Problem, Biol. Zentralbl. 38. 11. 

 1918 ; id. Festschrift HOHENHEIM. 254, 1918. () C. HESS, Exper. Unters. 

 iiber den angeblichen Farbensinn der Bienen, Zoolog. Jahrb. vol. xxxiv. 1913 ; 

 id. Munch, mediz. Wochenschrift, 1914, No. 27 : id. Arch. f. d. ges. Physiologic, 

 vol. clxiii. 1916 ; id. ibid. vol. clxx. 1918 ; K. VON FRISCH, Der Farbensinn 

 und Formensinn dr Biene, Zoolog. Jahrb. 35, 1914 ; id. Uber den Geruchssinn 

 der Biene, Zoolog. -bot. Ges. Wien, 68, 1918. The most recent works of the same 

 author (Biolog. Zentralbl. 39, 3) could unfortunately not be consulted. ( 6 ) K. 

 GOEBEL, Kleistogame Bliiten, Biolog. Zentralbl. vol. xxiv. 1904 ; H. RITZEROW, 

 Flora, 1907. 



Development of the Sexual Generation. ( 7 ) Cf. literature under ( l ), also 

 SAKUGORO HIRASE, Ginkgo biloba, Journ. of the College of Science, Univ. imp. 

 Tokio, vol. viii. 1895, and vol. xii. 1898 ; S. IKENO, Cycas revoluta, Jahrb. f. w. 

 Bot. vol. xxvii. 1898 ; H. J. WEBBER, Sperm atogenesis and Fecundation of Zamia, 

 U.S. Dep. of Agricult. Washington, 1901 ; CH. J. CHAMBERLAIN, Fertilization 

 and Embryogeny in Dioon edule, Bot. Gaz. vol. 1. 1910 ; H. H. W. PEARSON, 

 Some Observations on Welwitscbia mirabilis, Philos. Transact. Royal Soc. 198, 

 1906 ; ibid. Further Observ. on Welwitschia, I.e. 200, 1909 ; ibid. On the Micro- 

 sporangium and Microspores of Gnetum, etc., Ann. of Bot. 1912, vol. xxvi. ; LANCELOT 

 BURLINGHAM, Araucaria brasiliensis, Bot. Gaz. vol. Iv. 1913; Ivii. 1914; lix. 1915. 

 ( 8 ) Literature under ( l ), also S. NAWASCHIN, Lilium Martagon., Bull. acad. imp. 

 Saint-Petersbourg, 1898 ; E. STRASBURGER, Doppelte Befruchtung, Bot. Ztg. 2. 

 Abt. 1900 ; M. TREUB, Casuarina, Ann. Buitenzorg, vol. x. 1891 ; S. NAWASCHIN, 

 Birke, Mem. acad. imp. Saint-Petersbourg, 7 e ser. vol. xlii. No. 12, 1894 ; id. Ulme, 

 Bull, de 1'acad. imp. d. sc. de Saint-Petersbourg, 5 e ser. vol. viii. No. 5, 1898 ; id. 

 Corylus, ibid. vol. x. No. 4, 1899 ; id. Entw. d. Chalazogamen, Mem. acad. 

 etc. 8 e ser. vol. xxxi. No. 9, 1913 ; M. BENSON, Amentiferae, Transact. Linn. Soc. 

 2e ser. Bot. vol. iii. pt. 10, 1894 ; N. ZINGER, Cannabineen, Flora, vol. Ixxxv. 1898 ; 

 MODILEWSKI, Urticifloren, Flora, vol. xcviii. 1908 ; J. SCHWEIGER, Euphorbiaceen, 

 Flora, vol. xciv. 1905 ; J. WOLPERT, Alnus u. Betula, Flora, vol. c. 1910 ; 0. 

 DAHLGREN, Plumbagella, Arkiv f. Bot. vol. xiv. 8, 1915, and Kg. Svensk. Vetensk. 

 Handl. vol. Ivi. 4, 1916 ; LULA PACE, Fertilization in Cypripedium, Bot. Gaz. 

 vol. xliv. 1907. ( 9 ) J. HANSTEIN, Entwicklung des Keimes, Bot. Abhaudl. vol. L 

 1, 1870 ; E. STRASBURGER, Chromosomenzahlen, Vererbungstriiger usw., Pringsh. 

 Jahrb. vol. xlv. 1908 ; id. Apogamie, Parthenogenesis und Reduktionsteilung, 

 Histolog. Beitr. vol. vii. 1909; HANS WINKLER, Parthenogenese u. Apogamie, 

 Progr. rei bot. vol. ii. 1908 ; M. TUEUB, Notes sur 1'embryo, etc. (Avicennia), 

 Ann. Buitenzorg, vol. iii. 1883 ; M. MERZ, Utricularien, Flora, vol. Ixxxiv. 1897 ; 

 BALICKA - IWANOWSKA, Gamopetales, Flora, vol. Ixxxvi. 1899; F. BILLINGS, 

 Beitrage zur Samenentwicklung, Flora, vol. Ixxxviii. 1901 ; F. X. LANG, Poly- 

 pompholyx u. Biblis, Flora, vol. Ixxxviii. 1901; C. H. OSTENFELD and 0. ROSENBERG, 

 Hieracia, III. ; 0. ROSENBERG, Apogamy in Hieracium, Bot. Tidsskr. vol. xxviii. 



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