90 Botanisches Centralblatt. 



South. (Bull. Torrey bot. Club XXXVIII. p. 1-9. 1 fig. 1 pl.) 



[Segregation-table for the CucuUata-sagittata group, with notes 



and description of the new varietj^ Viola incognita Forbesii. — 



Trelease.] 

 Brenchley, W. E. 1911. The weeds of arable land in relation to 



the soils on which they grow. (Ann. of Bot. XXV. 97. 155-165.) 

 Britton, N. L. 1911. Rediscovery of Tillandsia Swartzii Baker. 



(Torreya. XI. p. 31—33. 1 fig.) 

 Buscalioni, L. e G. Muscatello. 1910. Note botaniche. Sopra al- 



cuni Senecio dell' Etna. [cont. e fine]. (Malpighia, XXIIl. p. 297 — 



364 e 410—424.) 

 Candolle, C. de 1911. F. Fax: Plantae novae bolivianae. V. Pipera- 



ceae. (Rep. Spec. nov. IX. 208/210. p. 229-235.) 

 Cavers, F. 1911. Affinities of Cactaceae. (Knowledge. VIII. 2. p. 69.) 

 Caveps, F. 1911. Ecology of conifers. (Knowledge VIII. 1. p. 25.) 

 Chase, A. 1911. The subterranean organs of Cinna arundinacea. 



(Rhodora. XIII. p. 9—10. l pl.) 

 Chmielewski, G. 1910. Schlüssel zur Bestimmung der Pflanzen, 



welche man auf Ausflügen begegnet. (Polnisch.) (Lublin 1910. 



8°. 357 pp.) 

 Christiansen, C. W. 1911. Rosa Christiansenii Kupcok = R. glauca 



Vill. X tomentosa v. cinerascens Crep. (Allg. bot. Zschr. XVII. 



1/2. p. 6-7.) 

 Cockayne, L. 1911. New Zealand plants and their story. (Wellington, 



N. Z. 1911. 80. 200 pp. 71 photogr.) 

 Coker, W. C. 1911. Additions to the flora of the Carolinas. II. 



(Torreya. XI. p. 9-11.) 

 Collins, F. S. 1911. Flora of lower Cape Cod : Third Note. (Rhodora. 



Xm. p. 17-22.) 

 Conwentz, H. 1911. Beiträge zur Naturdenkmalpflege. Bd. I. (Berlin. 



Gebr. Borntraeger. 1911. 8^. Mit 36 Abb. u. 1 Taf.) 

 Cook, O. F. 1911. History of the coconut palm in America [extract]. 



(Amer. Journ. Sc. 4. XXXI. 183. p. 221—226.) 

 Dallman, A. A. 1911. Further notes on the flora of Flintshire. 



(Journ. of Bot. IL. 577. p. 8-14.) 

 Dallman, A. A. 1911. Notes on the flora of Denbigshire. (Journ. 



of Bot. IL. 578. Suppl. p. 1—8.) 

 Davidson, A. 1911. The twisting of pines. (Bull. South California 



Ac. Sc. X. p. 9. 2 pl.) 

 Davidson, A. 1911. Botanical records, new or noteworthy. (Bull. 



South California Ac. Sc. X. p. 11—12.) 

 Debeaupuis, M. 1911. Esquisse de la geographie botanique de la 



Foret de Compiegne. (Rev. gen. Bot. XXIII. 265. p. 15—38. 2 pl. et 



p. 67—82.) 

 Dinsmore, J. E. 1911. Die Pflanzen Palästinas. Auf Grund eigener 



Sammlung und der Flora Posts und Boissiers; mit Beigabe der 



arabischen Namen von G. Dal man. (Zeitschr. deutsch. Palästina- 

 Vereins. XXXIV. 1. p. 1-38. Forts, folgt.) 

 Druce, G. C. 1911. Plants of the Azores. (Journ. of Bot. IL. 577. 



p 23-28.) 

 Druce, G. C. 1911. Rhinanthus Perrieri. (Ann. .scottish nat. Hist. 



1911. 77. p. 56—57.) 

 Druce, G. C. 1911. The Alpine Cerastia of Britain. (Ann. scottish 



nat. Hi.st. 1911. 77. p. 38—44.) 

 Dubard, M. 1911. Remarques sur la Classification des Sideroxylees. 



(C. R. Ac. Sc. Paris. CLII. 7. p. 390—393.) 



