Neue Litteratur. 25 



Knowlton, F. H. 1915. Seed-bearing ferns. (Amer. Fern Journ. V". 



p. 83—87.) 

 Kodama, Ch. 1915. On the Japanese Polvstichum aculeatum and its 



allied species. (Bot. Mag. Tokyo. XXIX. p. (322)— (334). Japanese.) 



XTIII. Floristik, Geographie und Systematik der Phanerogamen. 



er. XVII. E. P. Bicknell. 



Auonymus. 1915. An unusual persimmon tree. (Journ. of Heredity. 



VI. p. 525. 1 f.) 

 Anonymus. 1915. The tree that owns itself. (Journ. of Heredity. VI. 



p. 526. 1 f.) 

 Amstrong, M. and J. J. Thornher. 1915. Fieldbook of Western Wild 



Flowers. (New York 1915. 8^'. 20, 596 pp., 48 col. plates and 500 f.) 

 Bean, W. J. 1915. Dawyck. (Kew Bull. 1915. p. 376—378.) 

 Bean, W. J. 1915. Trees and Shrubs hardy in the British Isles. De- 



scriptions of species and varieties, with notes on culture etc. 2 



vols. (New York, 1915. 8^^. 704 and 742 pp. ill.) 

 Berger, A. 1915. Die Agaven. Beiträge zu einer Monographie. (Jena, 



G. Fischer. 1915. 8^ VI, 288 pp. 79 A. 2 K. Preis 9 Mk.) 

 Bertrand, C. 1915. Contribution ä la flore. (Le Monde des Plantes. 



XVII. p. 23.) [X Centaurea Johannae C. Bertrand. (C. corymbosa 



> C. solstitialis) nov. hybr.] 

 Beuhne, F. R. 1915. Beekeeping in Victoria. XXVI. The honey 



fiora of Victoria, [cont.]. (Journ. Dep. Agr. XIII. p. 619—625. 4 f. 



to be cont.) 

 Binz, A. 1915. Ergänzungen zur Flora v^on Basel. (Verh. natf. Ges. 



Basel. XXVI. p. ^176—221.) 

 Brandegee, T. S. 1914. Plantae Mexicanae Purpusianae. VII. (Univ. 



California Publ. Bot. VI. p. 177-197.) 

 Britton, N. L. 1915. Further botanical exploration of Porto Rico. 



(Journ. New York bot. Gard. XVI. p. 103—112.) 

 Britton, N. L. 1915. Studies of the West Indian plants. VII. (Bull. 



Torrey bot. Club. XLII. p. 487-517.) 

 Brunner, H. 1915, Beiträge zur Kenntnis der Flora des Bezirks 



Diessenhofen und seiner Umgebung. (Mitt. thurgau. natf. Ges. 



XXI. p. 201-209.) 

 Christ, H. 1915. Zur Geschichte des alten Bauerngartens des Basler 



Landschaft. II. Tl. Ergänzungen und Nachträge. (Basler Zschr. 



Geschichte u. Altertumsk. XV. 27 pp. 1 T.) 

 Cockerell, T. D. A. 1915. Animals and plants described as new from 



Colorado in 1912, 1913 and 1914. (Bull. Univ. Colorado. XV. p. 



213-251.) 

 Coit, J. E. 1915. Account of the Citrus Fruit Industry, with special 



reference to California requirements and practices and similar 



conditions. (New York 1915. 8'^. XX. 520 pp. ill.) 

 Craib, W. G. 1915. Mimosa caesia and M. intsia. (Kew^ Bull. 1915. p. 



407-410.) 

 Domin, K. 1915. Beiträge zur Flora und Pflanzengeographie Austra- 

 liens. 4. Lfrg. 1 Tl. (Biblioth. bot. 1915. 85. p. 401—551. 25 F. 5 T.) 

 Douglas, D. 1915. Journal kept by David Douglas during his 



travels in North America 1823—1827, together with a particular 



description of thirt3'three species of American oaks and eighteen 



species of Pinus, with appendices containing a list of the plants 



introduced by Douglas and an account of his death in 1834. 



Reprinted for the Royal Horticultural Societ}' by Wesley and 



Son, London. 1915. 8". 364 pp. Price £ 1.1.—) 



