b4 Botanisches Centralblatt. 



Veer, K. v. d. 1918. Kwak. (Teysmannia. XXIX. p. 556—563.) 



Veer, K. v. d. 1918. Parija (Momordica Charantia L.). (Teysmannia. 



XXIX, p. 554—555. ill.) 

 Wherry, E. T. 1918. The reactions of the soils supporting the growth 



of certain native orchids. (Journ. Washington Ac. Sc. VIII. p. 



589—598.) 

 Wiegner, G. 1918. Boden und Bodenbildung in kolloidchemischer 



Betrachtung. (Dresden und Leipzig, Th. Steinkopf. 1918. 98 pp.) 

 Wooton, E. 0. 1918. Certain desert plants as emergency stock feed. 



(Bull. ü. S. Dep. Agr. Washington, 1918. 728. 31 pp. ill.) 



XXI. Biographie, Necrologie. 



Bernard, C. 1918. Dr. J. C. Koningsberger, Directeur du Jardin 



botanique de Buitenzorg 1911 — 1917. (Ann. Jard. bot. Buitenzorg. 



4e Suppl. p. 2 — 6. 1 portr.) 

 Bonnier, G. 1919. Notice sur Viviand-Morel. (Rev. gen. Bot. 



XXXI. p. 5—9.) 

 Britton, N. L. 1918. John Adolph Shafer. (Journ. New York bot. 



Card. XIX. p. 97—99.) 

 Fairchild, D. 1919. Byron D. Halsted, Botanist. (Phytopathology. 



IX. p. 1-6. 1 portr.) 

 Friedel, J. 1919. Notice sur Charles Louis Gatin. (Rev. gen. Bot, 



XXXI. p. 65—74. 1 portr.) 

 Hanger, F. W. T. 1919. Boerhaave als natuurhistoricus. (Nederl 



Tijdschr. Geneesk. 1919. 1. p. 36—44. ill.) 

 Hunger, F. W. T. 1918. Boerhaave comme naturaliste. (Janus 



XXIII. p. 347-357. ill.) 

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L 1 p. 1 f.) 

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(Bryologist. XXL p. 85-86.) 

 Pearson, W. H. 1918. Ellen Hutchins — a biographical sketch 



(Bryologist. XXI. p. 78-80.) 

 Pease, A. S. 1918. Nuttall and Pickering in the White Mountains 



(Rhodora. XX. p. 39.) 

 Ribbing, E. 1918. Carl von Linne: hans personlighet och livsgär 



ning. (Upsala, 1918. 8°. IV, 292 pp. 14 T.) 

 Sargent, C. S. 1918. Charles Edward Faxon. (Rhodora. XX. p 



117—122, with portr.) 

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455-458. 1 portr.) 



XXn. Bibliographie. 



Bernard, C. 1918. Les annales du Jardin botanique de Buitenzorg. 



(Ann. Jard. bot. Buitenzorg. 4e Suppl. p. 7—62.) 

 Church, A. H. 1919. Baxter 's „British phaenogaraous botany", 



(Journ. of Bot. LVII. p. 58—63.) 



A.u.8seseben : S9 April 1919. 



Verlag von Gustav Fischer in Jena. 

 Buchdruckerei A. W. Sijtholf in Leiden. 



