9S 



Druce, G[eorge] Claridge. Spiraea 

 Ulmaria L. var. denudata Boenn. 

 [With an editorial note.] J. Bot. 

 London 48 1910 (281-283). [8000 de]. 



56957 



Hieracium carenorum in 



East Ross. J. Bot. London 48 1910 

 (285). [8000 del 5(5958 



Exhibit relating to John 



Ray, with a brief sketch of his life and 

 work. Pharm. J. London (Ser. 4) 31 

 1910 (151-152). [0010]. 50959 



Drude, Oscar. Die Theorie der Ent- 

 stehung der Arten als Jlarkstem im 

 Lebensbilde Darwins. Dresden Sitz- 

 Ber. Isis 1909 (11-22). [4400 0010]. 



56980 



• V. Crugnola, G. 



Druery, Charles T[homas]. British 

 ferns of the future. Gard. Chron. 

 London (Ser. 3) 48 1910 (166). [8000 de]. 



56961 



La.sfrea jnontana (the 



lemon-scented buckler fern). Gard. 

 Chron. London (Ser. 3) 47 1910 (293). 

 [6700]. 56962 



Temporary variation [in 



ferns]. Gard. Chron. London (Ser. 3) 

 47 1910 (419). [4500 6700]. 56963 



British ferns and their 



varieties. London (Routledge) [1910] 

 (XI + 458 40 col. pi. 96 Nature prints 

 and 319 figs.). 22 cm. 7s. Od. [6700 

 8000 del 56964 



and Castle, Stephen. 



Germination of unrijie seeds. Gard. 

 Chron. London (Ser. 3) 48 1910 (19 

 64). [1560 3750]. 56965 



Drummond, J[ames] R[amsay]. 

 Native habitat of Aster Falconeri. 

 Gard. Chron. London (Ser. 3) 48 1910 

 (2). [8000 e/]. 56966 



— Agave lurida [with refe- 

 rences to other species and a key to the 

 group]. Kew Bull. London 1910 (344- 

 349). [6000]. 56967 



Dubard, Marcel. Recherches sur le 

 genre Palaqnium. Paris Bui. soc. 

 bot. 56 1909 (Mem. 1-24). [5400]. 



56968 



et Buchet, [Samuel]. De 



Taction de la lumicre sur le Mendius 

 lacrymans Fries. Paris Bui. soc. bot. 

 57 1910 (417-420). [3000 7700]. 



56969 



DabDis, Aug[uste]. Anomalies vege- 

 tales. [Oentiana lutea ; Boletus 



eiulis.) Rameau Sapin Neuchatel 43 

 1909 (41-43 2 figg.). [1800]. 56970 



Ducci, Giovanni. Moltiplicazione 

 cleir Olivo. La Rivista agricola Roma 

 6 1910 (464-466). [3440 5400]. 



56971 



Dachafijk, Franz. Einwirkung ver- 

 schiedener Antiseptica auf die Enzyme 

 des Hefepresssaftes. Biochem. Zs. 

 Berlin 18 1909 (211-227). [3100]. 



56972 



— — ■ V. Bertrand, G. 



Dadgeon, Leonard S., Panton, P. N. 

 and WilsDn, H. A. F. The influence of 

 bacterial endotoxins on phagocytosis 

 [including a new method for the 

 differentiation of bacteria]. Preliminary 

 report. London Proc. R. Soc. B. 82 

 1910(406-411); Second report. t.c. 

 83 1910 (33-37). [0090 7700]. 56973 



Duggeli, M[ax]. Fortschritte der 

 schweizerischen Floristik. Schizo- 



mycetes. Referate iiber Publikationen, 

 welche auf cUe schweizerische Flore 

 Bezug haben. Ber. Schweiz. Bot. Ges. 

 19 1910 (82-96), [8000 di 7700]. 



56974 



V. Burri, R. 



Ditmmler. Kann die Kupferkalk- 

 briihe zur Bekampfung der Blattfall- 

 krankheit der Reben heute noch emp- 

 fohlen werclen ? Wochenbl. landw. 

 Ver. Baden Karlsruhe 1909 (317-319), 

 [4350], 56975 



Dufour, Leon. Etude des feuilles 

 primordiales cle quelques plantes. Rev. 

 gen. bot. Paris 22 1910 (369-383). 



[4060 2380]. 56976 



Dum6e, P[aul]. Quelques observa- 

 tions sur I'embryon des Orchiclees. 

 Paris Bui. soc. bot. 57 1910 (83-87). 

 [6000 2380]. 56977 



Dunbar, John. American hawthorns. 

 Some new arborescent species. Gird, 

 Chron. London (Ser, 3) 47 1910 (129- 

 130 fig, 58). [5400 8000 g-]. 56978 



Leitneria jloridans. Gard, 



Chron. London (Ser. 3) 47 1910 (228). 

 [8000 gl 56979 



Dungern, Frlir. von. Dendrolo- 

 gisches aus dem Tian-schan. Mitt, 

 D. dendr. Ges. Bonn 19 1910 (226-229). 

 [SOCO eh\ 56980 



